diff --git a/stage0/src/Init.lean b/stage0/src/Init.lean
index fb942e2302..cf76308fb6 100644
--- a/stage0/src/Init.lean
+++ b/stage0/src/Init.lean
@@ -16,3 +16,4 @@ import Init.Util
 import Init.Fix
 import Init.Meta
 import Init.Tactics
+import Init.NotationExtra
diff --git a/stage0/src/Init/NotationExtra.lean b/stage0/src/Init/NotationExtra.lean
new file mode 100644
index 0000000000..db24b1a5b7
--- /dev/null
+++ b/stage0/src/Init/NotationExtra.lean
@@ -0,0 +1,67 @@
+/-
+Copyright (c) 2020 Microsoft Corporation. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Leonardo de Moura
+
+Extra notation that depends on Init/Meta
+-/
+prelude
+import Init.Meta
+
+namespace Lean
+-- Auxiliary parsers and functions for declaring notation with binders
+
+syntax binderIdent                := ident <|> "_"
+syntax unbracktedExplicitBinders  := binderIdent+ (" : " term)?
+syntax bracketedExplicitBinders   := "(" binderIdent+ " : " term ")"
+syntax explicitBinders            := bracketedExplicitBinders+ <|> unbracktedExplicitBinders
+
+def expandExplicitBindersAux (combinator : Syntax) (idents : Array Syntax) (type? : Option Syntax) (body : Syntax) : MacroM Syntax :=
+  let rec loop (i : Nat) (acc : Syntax) := do
+    match i with
+    | 0   => pure acc
+    | i+1 =>
+      let ident := idents[i][0]
+      let acc ← match ident.isIdent, type? with
+        | true,  none      => `($combinator fun $ident => $acc)
+        | true,  some type => `($combinator fun $ident:ident : $type => $acc)
+        | false, none      => `($combinator fun _ => $acc)
+        | false, some type => `($combinator fun _ : $type => $acc)
+      loop i (acc.copyInfo (← getRef))
+  loop idents.size body
+
+def expandBrackedBindersAux (combinator : Syntax) (binders : Array Syntax) (body : Syntax) : MacroM Syntax :=
+  let rec loop (i : Nat) (acc : Syntax) := do
+    match i with
+    | 0   => pure acc
+    | i+1 =>
+      let idents := binders[i][1].getArgs
+      let type   := binders[i][3]
+      loop i (← expandExplicitBindersAux combinator idents (some type) acc)
+  loop binders.size body
+
+def expandExplicitBinders (combinatorDeclName : Name) (explicitBinders : Syntax) (body : Syntax) : MacroM Syntax := do
+  let combinator := mkIdentFrom (← getRef) combinatorDeclName
+  let explicitBinders := explicitBinders[0]
+  if explicitBinders.getKind == `Lean.unbracktedExplicitBinders then
+    let idents   := explicitBinders[0].getArgs
+    let type? := if explicitBinders[1].isNone then none else some explicitBinders[1][1]
+    expandExplicitBindersAux combinator idents type? body
+  else if explicitBinders.getArgs.all (·.getKind == `Lean.bracketedExplicitBinders) then
+    expandBrackedBindersAux combinator explicitBinders.getArgs body
+  else
+    Macro.throwError "unexpected explicit binder"
+
+def expandBrackedBinders (combinatorDeclName : Name) (bracketedExplicitBinders : Syntax) (body : Syntax) : MacroM Syntax := do
+  let combinator := mkIdentFrom (← getRef) combinatorDeclName
+  expandBrackedBindersAux combinator #[bracketedExplicitBinders] body
+
+end Lean
+
+open Lean
+
+macro "∃"  xs:explicitBinders ", " b:term : term => expandExplicitBinders `Exists xs b
+macro "Σ"  xs:explicitBinders ", " b:term : term => expandExplicitBinders `Sigma xs b
+macro "Σ'" xs:explicitBinders ", " b:term : term => expandExplicitBinders `PSigma xs b
+macro:25 xs:bracketedExplicitBinders "×" b:term : term => expandBrackedBinders `Sigma xs b
+macro:25 xs:bracketedExplicitBinders "×'" b:term : term => expandBrackedBinders `PSigma xs b
diff --git a/stage0/src/Lean/Elab/Level.lean b/stage0/src/Lean/Elab/Level.lean
index e5e399ecb4..1527e06d18 100644
--- a/stage0/src/Lean/Elab/Level.lean
+++ b/stage0/src/Lean/Elab/Level.lean
@@ -47,14 +47,14 @@ partial def elabLevel (stx : Syntax) : LevelElabM Level := withRef stx do
     let mut lvl ← elabLevel args.back
     for arg in args[:args.size-1] do
       let arg ← elabLevel arg
-      lvl := mkLevelMax lvl arg
+      lvl := mkLevelMax' lvl arg
     return lvl
   else if kind == `Lean.Parser.Level.imax then
     let args := stx.getArg 1 $.getArgs
     let mut lvl ← elabLevel args.back
     for arg in args[:args.size-1] do
       let arg ← elabLevel arg
-      lvl := mkLevelIMax lvl arg
+      lvl := mkLevelIMax' lvl arg
     return lvl
   else if kind == `Lean.Parser.Level.hole then
     mkFreshLevelMVar
diff --git a/stage0/src/Lean/Level.lean b/stage0/src/Lean/Level.lean
index 777174ef6c..11fe615c52 100644
--- a/stage0/src/Lean/Level.lean
+++ b/stage0/src/Lean/Level.lean
@@ -415,6 +415,36 @@ protected def format (l : Level) : Format :=
 instance : ToFormat Level := ⟨Level.format⟩
 instance : ToString Level := ⟨Format.pretty ∘ Level.format⟩
 
+end Level
+
+/- Similar to `mkLevelMax`, but applies cheap simplifications -/
+def mkLevelMax' (u v : Level) : Level :=
+  let subsumes (u v : Level) : Bool :=
+    match u with
+    | Level.max u₁ u₂ _ => v == u₁ || v == u₂
+    | _ => false
+  if u.isExplicit && v.isExplicit then
+    if u.getOffset ≥ v.getOffset then u else v
+  else if u == v then u
+  else if u.isZero then v
+  else if v.isZero then u
+  else if subsumes u v then u
+  else if subsumes v u then v
+  else if u.getLevelOffset == v.getLevelOffset then
+    if u.getOffset ≥ v.getOffset then u else v
+  else
+    mkLevelMax u v
+
+/- Similar to `mkLevelIMax`, but applies cheap simplifications -/
+def mkLevelIMax' (u v : Level) : Level :=
+  if v.isNeverZero then mkLevelMax' u v
+  else if v.isZero then v
+  else if u.isZero then v
+  else if u == v then u
+  else mkLevelIMax u v
+
+namespace Level
+
 /- The update functions here are defined using C code. They will try to avoid
    allocating new values using pointer equality.
    The hypotheses `(h : e.is... = true)` are used to ensure Lean will not crash
@@ -435,7 +465,7 @@ match lvl with
 
 @[extern "lean_level_update_max"]
 def updateMax (lvl : Level) (newLhs : Level) (newRhs : Level) (h : lvl.isMax = true) : Level :=
-  mkLevelMax newLhs newRhs
+  mkLevelMax' newLhs newRhs
 
 @[inline] def updateMax! (lvl : Level) (newLhs : Level) (newRhs : Level) : Level :=
   match lvl with
@@ -444,7 +474,7 @@ def updateMax (lvl : Level) (newLhs : Level) (newRhs : Level) (h : lvl.isMax = t
 
 @[extern "lean_level_update_imax"]
 def updateIMax (lvl : Level) (newLhs : Level) (newRhs : Level) (h : lvl.isIMax = true) : Level :=
-  mkLevelIMax newLhs newRhs
+  mkLevelIMax' newLhs newRhs
 
 @[inline] def updateIMax! (lvl : Level) (newLhs : Level) (newRhs : Level) : Level :=
   match lvl with
@@ -454,7 +484,7 @@ def updateIMax (lvl : Level) (newLhs : Level) (newRhs : Level) (h : lvl.isIMax =
 def mkNaryMax : List Level → Level
   | []    => levelZero
   | [u]   => u
-  | u::us => mkLevelMax u (mkNaryMax us)
+  | u::us => mkLevelMax' u (mkNaryMax us)
 
 /- Level to Format -/
 
diff --git a/stage0/src/Lean/Meta/InferType.lean b/stage0/src/Lean/Meta/InferType.lean
index 2e0632a459..e2239016d8 100644
--- a/stage0/src/Lean/Meta/InferType.lean
+++ b/stage0/src/Lean/Meta/InferType.lean
@@ -86,7 +86,7 @@ private def inferForallType (e : Expr) : MetaM Expr :=
     let lvl  ← xs.foldrM (init := lvl) fun x lvl => do
       let xType    ← inferType x
       let xTypeLvl ← getLevel xType
-      pure $ mkLevelIMax xTypeLvl lvl
+      pure $ mkLevelIMax' xTypeLvl lvl
     pure $ mkSort lvl.normalize
 
 /- Infer type of lambda and let expressions -/
diff --git a/stage0/src/Lean/Meta/LevelDefEq.lean b/stage0/src/Lean/Meta/LevelDefEq.lean
index 672ceeb416..3e03e5ca10 100644
--- a/stage0/src/Lean/Meta/LevelDefEq.lean
+++ b/stage0/src/Lean/Meta/LevelDefEq.lean
@@ -30,7 +30,7 @@ private partial def decAux? : Level → MetaM (Option Level)
       | some u => do
         match (← decAux? v) with
         | none   => pure none
-        | some v => pure $ mkLevelMax u v
+        | some v => pure $ mkLevelMax' u v
     match u with
     | Level.max u v _  => process u v
     /- Remark: If `decAux? v` returns `some ...`, then `imax u v` is equivalent to `max u v`. -/
@@ -76,8 +76,8 @@ private def strictOccursMax (lvl : Level) : Level → Bool
 /-- `mkMaxArgsDiff mvarId (max u_1 ... (mvar mvarId) ... u_n) v` => `max v u_1 ... u_n` -/
 private def mkMaxArgsDiff (mvarId : MVarId) : Level → Level → Level
   | Level.max u v _,     acc => mkMaxArgsDiff mvarId v $ mkMaxArgsDiff mvarId u acc
-  | l@(Level.mvar id _), acc => if id != mvarId then mkLevelMax acc l else acc
-  | l,                   acc => mkLevelMax acc l
+  | l@(Level.mvar id _), acc => if id != mvarId then mkLevelMax' acc l else acc
+  | l,                   acc => mkLevelMax' acc l
 
 /--
   Solve `?m =?= max ?m v` by creating a fresh metavariable `?n`
@@ -107,6 +107,7 @@ private partial def solve (u v : Level) : MetaM LBool := do
     Bool.toLBool <$> (isLevelDefEqAux levelZero v₁ <&&> isLevelDefEqAux levelZero v₂)
   | Level.zero _, Level.imax _ v₂ _ =>
     Bool.toLBool <$> isLevelDefEqAux levelZero v₂
+  | Level.zero _, Level.succ .. => pure LBool.false
   | Level.succ u _, v =>
     match (← Meta.decLevel? v) with
     | some v => Bool.toLBool <$> isLevelDefEqAux u v
diff --git a/stage0/src/Lean/Util/ReplaceLevel.lean b/stage0/src/Lean/Util/ReplaceLevel.lean
index 19db350c61..95987e4051 100644
--- a/stage0/src/Lean/Util/ReplaceLevel.lean
+++ b/stage0/src/Lean/Util/ReplaceLevel.lean
@@ -12,8 +12,8 @@ partial def replace (f? : Level → Option Level) (u : Level) : Level :=
   match f? u with
   | some v => v
   | none   => match u with
-    | max v₁ v₂  _ => mkLevelMax (replace f? v₁) (replace f? v₂)
-    | imax v₁ v₂ _ => mkLevelIMax (replace f? v₁) (replace f? v₂)
+    | max v₁ v₂  _ => mkLevelMax' (replace f? v₁) (replace f? v₂)
+    | imax v₁ v₂ _ => mkLevelIMax' (replace f? v₁) (replace f? v₂)
     | succ v _     => mkLevelSucc (replace f? v)
     | _            => u
 
diff --git a/stage0/stdlib/CMakeLists.txt b/stage0/stdlib/CMakeLists.txt
index 7ef5ce69eb..e0019da4e5 100644
--- a/stage0/stdlib/CMakeLists.txt
+++ b/stage0/stdlib/CMakeLists.txt
@@ -1 +1 @@
-add_library (stage0 OBJECT ./Init.c ./Init/Classical.c ./Init/Coe.c ./Init/Control.c ./Init/Control/Basic.c ./Init/Control/EState.c ./Init/Control/Except.c ./Init/Control/Id.c ./Init/Control/Option.c ./Init/Control/Reader.c ./Init/Control/State.c ./Init/Control/StateRef.c ./Init/Core.c ./Init/Data.c ./Init/Data/Array.c ./Init/Data/Array/Basic.c ./Init/Data/Array/BinSearch.c ./Init/Data/Array/Macros.c ./Init/Data/Array/QSort.c ./Init/Data/Array/Subarray.c ./Init/Data/Basic.c ./Init/Data/ByteArray.c ./Init/Data/ByteArray/Basic.c ./Init/Data/Char.c ./Init/Data/Char/Basic.c ./Init/Data/Fin.c ./Init/Data/Fin/Basic.c ./Init/Data/Float.c ./Init/Data/FloatArray.c ./Init/Data/FloatArray/Basic.c ./Init/Data/Hashable.c ./Init/Data/Int.c ./Init/Data/Int/Basic.c ./Init/Data/List.c ./Init/Data/List/Basic.c ./Init/Data/List/BasicAux.c ./Init/Data/List/Control.c ./Init/Data/Nat.c ./Init/Data/Nat/Basic.c ./Init/Data/Nat/Bitwise.c ./Init/Data/Nat/Control.c ./Init/Data/Nat/Div.c ./Init/Data/Option.c ./Init/Data/Option/Basic.c ./Init/Data/Option/BasicAux.c ./Init/Data/Option/Instances.c ./Init/Data/Random.c ./Init/Data/Range.c ./Init/Data/Repr.c ./Init/Data/String.c ./Init/Data/String/Basic.c ./Init/Data/String/Extra.c ./Init/Data/ToString.c ./Init/Data/ToString/Basic.c ./Init/Data/ToString/Macro.c ./Init/Data/UInt.c ./Init/Fix.c ./Init/Meta.c ./Init/Notation.c ./Init/Prelude.c ./Init/SizeOf.c ./Init/System.c ./Init/System/FilePath.c ./Init/System/IO.c ./Init/System/IOError.c ./Init/System/Platform.c ./Init/System/ST.c ./Init/Tactics.c ./Init/Util.c ./Init/WF.c ./Lean.c ./Lean/Attributes.c ./Lean/AuxRecursor.c ./Lean/Class.c ./Lean/Compiler.c ./Lean/Compiler/BorrowedAnnotation.c ./Lean/Compiler/ClosedTermCache.c ./Lean/Compiler/ConstFolding.c ./Lean/Compiler/ExportAttr.c ./Lean/Compiler/ExternAttr.c ./Lean/Compiler/IR.c ./Lean/Compiler/IR/Basic.c ./Lean/Compiler/IR/Borrow.c ./Lean/Compiler/IR/Boxing.c ./Lean/Compiler/IR/Checker.c ./Lean/Compiler/IR/CompilerM.c ./Lean/Compiler/IR/CtorLayout.c ./Lean/Compiler/IR/ElimDeadBranches.c ./Lean/Compiler/IR/ElimDeadVars.c ./Lean/Compiler/IR/EmitC.c ./Lean/Compiler/IR/EmitUtil.c ./Lean/Compiler/IR/ExpandResetReuse.c ./Lean/Compiler/IR/Format.c ./Lean/Compiler/IR/FreeVars.c ./Lean/Compiler/IR/LiveVars.c ./Lean/Compiler/IR/NormIds.c ./Lean/Compiler/IR/PushProj.c ./Lean/Compiler/IR/RC.c ./Lean/Compiler/IR/ResetReuse.c ./Lean/Compiler/IR/SimpCase.c ./Lean/Compiler/IR/UnboxResult.c ./Lean/Compiler/ImplementedByAttr.c ./Lean/Compiler/InitAttr.c ./Lean/Compiler/InlineAttrs.c ./Lean/Compiler/NameMangling.c ./Lean/Compiler/NeverExtractAttr.c ./Lean/Compiler/Specialize.c ./Lean/Compiler/Util.c ./Lean/CoreM.c ./Lean/Data/Format.c ./Lean/Data/FormatMacro.c ./Lean/Data/Json.c ./Lean/Data/Json/Basic.c ./Lean/Data/Json/FromToJson.c ./Lean/Data/Json/Parser.c ./Lean/Data/Json/Printer.c ./Lean/Data/Json/Stream.c ./Lean/Data/JsonRpc.c ./Lean/Data/KVMap.c ./Lean/Data/LBool.c ./Lean/Data/LOption.c ./Lean/Data/Lsp.c ./Lean/Data/Lsp/Basic.c ./Lean/Data/Lsp/Capabilities.c ./Lean/Data/Lsp/Communication.c ./Lean/Data/Lsp/Diagnostics.c ./Lean/Data/Lsp/Hover.c ./Lean/Data/Lsp/InitShutdown.c ./Lean/Data/Lsp/TextSync.c ./Lean/Data/Lsp/Utf16.c ./Lean/Data/Lsp/Workspace.c ./Lean/Data/Name.c ./Lean/Data/Occurrences.c ./Lean/Data/OpenDecl.c ./Lean/Data/Options.c ./Lean/Data/Position.c ./Lean/Data/SMap.c ./Lean/Data/Trie.c ./Lean/Declaration.c ./Lean/Delaborator.c ./Lean/Elab.c ./Lean/Elab/App.c ./Lean/Elab/Attributes.c ./Lean/Elab/Binders.c ./Lean/Elab/BuiltinNotation.c ./Lean/Elab/CollectFVars.c ./Lean/Elab/Command.c ./Lean/Elab/DeclModifiers.c ./Lean/Elab/DeclUtil.c ./Lean/Elab/Declaration.c ./Lean/Elab/DefView.c ./Lean/Elab/Do.c ./Lean/Elab/Exception.c ./Lean/Elab/Frontend.c ./Lean/Elab/Import.c ./Lean/Elab/Inductive.c ./Lean/Elab/LetRec.c ./Lean/Elab/Level.c ./Lean/Elab/Log.c ./Lean/Elab/Match.c ./Lean/Elab/MutualDef.c ./Lean/Elab/PreDefinition.c ./Lean/Elab/PreDefinition/Basic.c ./Lean/Elab/PreDefinition/Main.c ./Lean/Elab/PreDefinition/MkInhabitant.c ./Lean/Elab/PreDefinition/Structural.c ./Lean/Elab/PreDefinition/WF.c ./Lean/Elab/Print.c ./Lean/Elab/Quotation.c ./Lean/Elab/StructInst.c ./Lean/Elab/Structure.c ./Lean/Elab/Syntax.c ./Lean/Elab/SyntheticMVars.c ./Lean/Elab/Tactic.c ./Lean/Elab/Tactic/Basic.c ./Lean/Elab/Tactic/Binders.c ./Lean/Elab/Tactic/ElabTerm.c ./Lean/Elab/Tactic/Generalize.c ./Lean/Elab/Tactic/Induction.c ./Lean/Elab/Tactic/Injection.c ./Lean/Elab/Tactic/Location.c ./Lean/Elab/Tactic/Match.c ./Lean/Elab/Tactic/Rewrite.c ./Lean/Elab/Term.c ./Lean/Elab/Util.c ./Lean/Environment.c ./Lean/Eval.c ./Lean/Exception.c ./Lean/Expr.c ./Lean/HeadIndex.c ./Lean/Hygiene.c ./Lean/InternalExceptionId.c ./Lean/KeyedDeclsAttribute.c ./Lean/Level.c ./Lean/LocalContext.c ./Lean/Message.c ./Lean/Meta.c ./Lean/Meta/AbstractMVars.c ./Lean/Meta/AbstractNestedProofs.c ./Lean/Meta/AppBuilder.c ./Lean/Meta/Basic.c ./Lean/Meta/Check.c ./Lean/Meta/Closure.c ./Lean/Meta/CollectMVars.c ./Lean/Meta/DiscrTree.c ./Lean/Meta/DiscrTreeTypes.c ./Lean/Meta/ExprDefEq.c ./Lean/Meta/ForEachExpr.c ./Lean/Meta/FunInfo.c ./Lean/Meta/GeneralizeTelescope.c ./Lean/Meta/InferType.c ./Lean/Meta/Instances.c ./Lean/Meta/KAbstract.c ./Lean/Meta/LevelDefEq.c ./Lean/Meta/Match.c ./Lean/Meta/Match/CaseArraySizes.c ./Lean/Meta/Match/CaseValues.c ./Lean/Meta/Match/MVarRenaming.c ./Lean/Meta/Match/Match.c ./Lean/Meta/Match/MatchPatternAttr.c ./Lean/Meta/MatchUtil.c ./Lean/Meta/Offset.c ./Lean/Meta/RecursorInfo.c ./Lean/Meta/Reduce.c ./Lean/Meta/ReduceEval.c ./Lean/Meta/SynthInstance.c ./Lean/Meta/Tactic.c ./Lean/Meta/Tactic/Apply.c ./Lean/Meta/Tactic/Assert.c ./Lean/Meta/Tactic/Assumption.c ./Lean/Meta/Tactic/Cases.c ./Lean/Meta/Tactic/Clear.c ./Lean/Meta/Tactic/ElimInfo.c ./Lean/Meta/Tactic/FVarSubst.c ./Lean/Meta/Tactic/Generalize.c ./Lean/Meta/Tactic/Induction.c ./Lean/Meta/Tactic/Injection.c ./Lean/Meta/Tactic/Intro.c ./Lean/Meta/Tactic/Replace.c ./Lean/Meta/Tactic/Revert.c ./Lean/Meta/Tactic/Rewrite.c ./Lean/Meta/Tactic/Subst.c ./Lean/Meta/Tactic/Util.c ./Lean/Meta/TransparencyMode.c ./Lean/Meta/WHNF.c ./Lean/MetavarContext.c ./Lean/Modifiers.c ./Lean/MonadEnv.c ./Lean/Parser.c ./Lean/Parser/Basic.c ./Lean/Parser/Command.c ./Lean/Parser/Do.c ./Lean/Parser/Extension.c ./Lean/Parser/Extra.c ./Lean/Parser/Level.c ./Lean/Parser/Module.c ./Lean/Parser/StrInterpolation.c ./Lean/Parser/Syntax.c ./Lean/Parser/Tactic.c ./Lean/Parser/Term.c ./Lean/Parser/Transform.c ./Lean/ParserCompiler.c ./Lean/ParserCompiler/Attribute.c ./Lean/PrettyPrinter.c ./Lean/PrettyPrinter/Basic.c ./Lean/PrettyPrinter/Formatter.c ./Lean/PrettyPrinter/Parenthesizer.c ./Lean/ProjFns.c ./Lean/ReducibilityAttrs.c ./Lean/ResolveName.c ./Lean/Runtime.c ./Lean/Server.c ./Lean/Server/ServerBin.c ./Lean/Server/Snapshots.c ./Lean/Structure.c ./Lean/Syntax.c ./Lean/ToExpr.c ./Lean/Util.c ./Lean/Util/CollectFVars.c ./Lean/Util/CollectLevelParams.c ./Lean/Util/CollectMVars.c ./Lean/Util/Constructions.c ./Lean/Util/FindExpr.c ./Lean/Util/FindMVar.c ./Lean/Util/FoldConsts.c ./Lean/Util/ForEachExpr.c ./Lean/Util/MonadCache.c ./Lean/Util/PPExt.c ./Lean/Util/PPGoal.c ./Lean/Util/Path.c ./Lean/Util/Profile.c ./Lean/Util/RecDepth.c ./Lean/Util/Recognizers.c ./Lean/Util/ReplaceExpr.c ./Lean/Util/ReplaceLevel.c ./Lean/Util/SCC.c ./Lean/Util/Sorry.c ./Lean/Util/Trace.c ./Std.c ./Std/Data.c ./Std/Data/AssocList.c ./Std/Data/BinomialHeap.c ./Std/Data/DList.c ./Std/Data/HashMap.c ./Std/Data/HashSet.c ./Std/Data/PersistentArray.c ./Std/Data/PersistentHashMap.c ./Std/Data/PersistentHashSet.c ./Std/Data/Queue.c ./Std/Data/RBMap.c ./Std/Data/RBTree.c ./Std/Data/Stack.c ./Std/ShareCommon.c )
+add_library (stage0 OBJECT ./Init.c ./Init/Classical.c ./Init/Coe.c ./Init/Control.c ./Init/Control/Basic.c ./Init/Control/EState.c ./Init/Control/Except.c ./Init/Control/Id.c ./Init/Control/Option.c ./Init/Control/Reader.c ./Init/Control/State.c ./Init/Control/StateRef.c ./Init/Core.c ./Init/Data.c ./Init/Data/Array.c ./Init/Data/Array/Basic.c ./Init/Data/Array/BinSearch.c ./Init/Data/Array/Macros.c ./Init/Data/Array/QSort.c ./Init/Data/Array/Subarray.c ./Init/Data/Basic.c ./Init/Data/ByteArray.c ./Init/Data/ByteArray/Basic.c ./Init/Data/Char.c ./Init/Data/Char/Basic.c ./Init/Data/Fin.c ./Init/Data/Fin/Basic.c ./Init/Data/Float.c ./Init/Data/FloatArray.c ./Init/Data/FloatArray/Basic.c ./Init/Data/Hashable.c ./Init/Data/Int.c ./Init/Data/Int/Basic.c ./Init/Data/List.c ./Init/Data/List/Basic.c ./Init/Data/List/BasicAux.c ./Init/Data/List/Control.c ./Init/Data/Nat.c ./Init/Data/Nat/Basic.c ./Init/Data/Nat/Bitwise.c ./Init/Data/Nat/Control.c ./Init/Data/Nat/Div.c ./Init/Data/Option.c ./Init/Data/Option/Basic.c ./Init/Data/Option/BasicAux.c ./Init/Data/Option/Instances.c ./Init/Data/Random.c ./Init/Data/Range.c ./Init/Data/Repr.c ./Init/Data/String.c ./Init/Data/String/Basic.c ./Init/Data/String/Extra.c ./Init/Data/ToString.c ./Init/Data/ToString/Basic.c ./Init/Data/ToString/Macro.c ./Init/Data/UInt.c ./Init/Fix.c ./Init/Meta.c ./Init/Notation.c ./Init/NotationExtra.c ./Init/Prelude.c ./Init/SizeOf.c ./Init/System.c ./Init/System/FilePath.c ./Init/System/IO.c ./Init/System/IOError.c ./Init/System/Platform.c ./Init/System/ST.c ./Init/Tactics.c ./Init/Util.c ./Init/WF.c ./Lean.c ./Lean/Attributes.c ./Lean/AuxRecursor.c ./Lean/Class.c ./Lean/Compiler.c ./Lean/Compiler/BorrowedAnnotation.c ./Lean/Compiler/ClosedTermCache.c ./Lean/Compiler/ConstFolding.c ./Lean/Compiler/ExportAttr.c ./Lean/Compiler/ExternAttr.c ./Lean/Compiler/IR.c ./Lean/Compiler/IR/Basic.c ./Lean/Compiler/IR/Borrow.c ./Lean/Compiler/IR/Boxing.c ./Lean/Compiler/IR/Checker.c ./Lean/Compiler/IR/CompilerM.c ./Lean/Compiler/IR/CtorLayout.c ./Lean/Compiler/IR/ElimDeadBranches.c ./Lean/Compiler/IR/ElimDeadVars.c ./Lean/Compiler/IR/EmitC.c ./Lean/Compiler/IR/EmitUtil.c ./Lean/Compiler/IR/ExpandResetReuse.c ./Lean/Compiler/IR/Format.c ./Lean/Compiler/IR/FreeVars.c ./Lean/Compiler/IR/LiveVars.c ./Lean/Compiler/IR/NormIds.c ./Lean/Compiler/IR/PushProj.c ./Lean/Compiler/IR/RC.c ./Lean/Compiler/IR/ResetReuse.c ./Lean/Compiler/IR/SimpCase.c ./Lean/Compiler/IR/UnboxResult.c ./Lean/Compiler/ImplementedByAttr.c ./Lean/Compiler/InitAttr.c ./Lean/Compiler/InlineAttrs.c ./Lean/Compiler/NameMangling.c ./Lean/Compiler/NeverExtractAttr.c ./Lean/Compiler/Specialize.c ./Lean/Compiler/Util.c ./Lean/CoreM.c ./Lean/Data/Format.c ./Lean/Data/FormatMacro.c ./Lean/Data/Json.c ./Lean/Data/Json/Basic.c ./Lean/Data/Json/FromToJson.c ./Lean/Data/Json/Parser.c ./Lean/Data/Json/Printer.c ./Lean/Data/Json/Stream.c ./Lean/Data/JsonRpc.c ./Lean/Data/KVMap.c ./Lean/Data/LBool.c ./Lean/Data/LOption.c ./Lean/Data/Lsp.c ./Lean/Data/Lsp/Basic.c ./Lean/Data/Lsp/Capabilities.c ./Lean/Data/Lsp/Communication.c ./Lean/Data/Lsp/Diagnostics.c ./Lean/Data/Lsp/Hover.c ./Lean/Data/Lsp/InitShutdown.c ./Lean/Data/Lsp/TextSync.c ./Lean/Data/Lsp/Utf16.c ./Lean/Data/Lsp/Workspace.c ./Lean/Data/Name.c ./Lean/Data/Occurrences.c ./Lean/Data/OpenDecl.c ./Lean/Data/Options.c ./Lean/Data/Position.c ./Lean/Data/SMap.c ./Lean/Data/Trie.c ./Lean/Declaration.c ./Lean/Delaborator.c ./Lean/Elab.c ./Lean/Elab/App.c ./Lean/Elab/Attributes.c ./Lean/Elab/Binders.c ./Lean/Elab/BuiltinNotation.c ./Lean/Elab/CollectFVars.c ./Lean/Elab/Command.c ./Lean/Elab/DeclModifiers.c ./Lean/Elab/DeclUtil.c ./Lean/Elab/Declaration.c ./Lean/Elab/DefView.c ./Lean/Elab/Do.c ./Lean/Elab/Exception.c ./Lean/Elab/Frontend.c ./Lean/Elab/Import.c ./Lean/Elab/Inductive.c ./Lean/Elab/LetRec.c ./Lean/Elab/Level.c ./Lean/Elab/Log.c ./Lean/Elab/Match.c ./Lean/Elab/MutualDef.c ./Lean/Elab/PreDefinition.c ./Lean/Elab/PreDefinition/Basic.c ./Lean/Elab/PreDefinition/Main.c ./Lean/Elab/PreDefinition/MkInhabitant.c ./Lean/Elab/PreDefinition/Structural.c ./Lean/Elab/PreDefinition/WF.c ./Lean/Elab/Print.c ./Lean/Elab/Quotation.c ./Lean/Elab/StructInst.c ./Lean/Elab/Structure.c ./Lean/Elab/Syntax.c ./Lean/Elab/SyntheticMVars.c ./Lean/Elab/Tactic.c ./Lean/Elab/Tactic/Basic.c ./Lean/Elab/Tactic/Binders.c ./Lean/Elab/Tactic/ElabTerm.c ./Lean/Elab/Tactic/Generalize.c ./Lean/Elab/Tactic/Induction.c ./Lean/Elab/Tactic/Injection.c ./Lean/Elab/Tactic/Location.c ./Lean/Elab/Tactic/Match.c ./Lean/Elab/Tactic/Rewrite.c ./Lean/Elab/Term.c ./Lean/Elab/Util.c ./Lean/Environment.c ./Lean/Eval.c ./Lean/Exception.c ./Lean/Expr.c ./Lean/HeadIndex.c ./Lean/Hygiene.c ./Lean/InternalExceptionId.c ./Lean/KeyedDeclsAttribute.c ./Lean/Level.c ./Lean/LocalContext.c ./Lean/Message.c ./Lean/Meta.c ./Lean/Meta/AbstractMVars.c ./Lean/Meta/AbstractNestedProofs.c ./Lean/Meta/AppBuilder.c ./Lean/Meta/Basic.c ./Lean/Meta/Check.c ./Lean/Meta/Closure.c ./Lean/Meta/CollectMVars.c ./Lean/Meta/DiscrTree.c ./Lean/Meta/DiscrTreeTypes.c ./Lean/Meta/ExprDefEq.c ./Lean/Meta/ForEachExpr.c ./Lean/Meta/FunInfo.c ./Lean/Meta/GeneralizeTelescope.c ./Lean/Meta/InferType.c ./Lean/Meta/Instances.c ./Lean/Meta/KAbstract.c ./Lean/Meta/LevelDefEq.c ./Lean/Meta/Match.c ./Lean/Meta/Match/CaseArraySizes.c ./Lean/Meta/Match/CaseValues.c ./Lean/Meta/Match/MVarRenaming.c ./Lean/Meta/Match/Match.c ./Lean/Meta/Match/MatchPatternAttr.c ./Lean/Meta/MatchUtil.c ./Lean/Meta/Offset.c ./Lean/Meta/RecursorInfo.c ./Lean/Meta/Reduce.c ./Lean/Meta/ReduceEval.c ./Lean/Meta/SynthInstance.c ./Lean/Meta/Tactic.c ./Lean/Meta/Tactic/Apply.c ./Lean/Meta/Tactic/Assert.c ./Lean/Meta/Tactic/Assumption.c ./Lean/Meta/Tactic/Cases.c ./Lean/Meta/Tactic/Clear.c ./Lean/Meta/Tactic/ElimInfo.c ./Lean/Meta/Tactic/FVarSubst.c ./Lean/Meta/Tactic/Generalize.c ./Lean/Meta/Tactic/Induction.c ./Lean/Meta/Tactic/Injection.c ./Lean/Meta/Tactic/Intro.c ./Lean/Meta/Tactic/Replace.c ./Lean/Meta/Tactic/Revert.c ./Lean/Meta/Tactic/Rewrite.c ./Lean/Meta/Tactic/Subst.c ./Lean/Meta/Tactic/Util.c ./Lean/Meta/TransparencyMode.c ./Lean/Meta/WHNF.c ./Lean/MetavarContext.c ./Lean/Modifiers.c ./Lean/MonadEnv.c ./Lean/Parser.c ./Lean/Parser/Basic.c ./Lean/Parser/Command.c ./Lean/Parser/Do.c ./Lean/Parser/Extension.c ./Lean/Parser/Extra.c ./Lean/Parser/Level.c ./Lean/Parser/Module.c ./Lean/Parser/StrInterpolation.c ./Lean/Parser/Syntax.c ./Lean/Parser/Tactic.c ./Lean/Parser/Term.c ./Lean/Parser/Transform.c ./Lean/ParserCompiler.c ./Lean/ParserCompiler/Attribute.c ./Lean/PrettyPrinter.c ./Lean/PrettyPrinter/Basic.c ./Lean/PrettyPrinter/Formatter.c ./Lean/PrettyPrinter/Parenthesizer.c ./Lean/ProjFns.c ./Lean/ReducibilityAttrs.c ./Lean/ResolveName.c ./Lean/Runtime.c ./Lean/Server.c ./Lean/Server/ServerBin.c ./Lean/Server/Snapshots.c ./Lean/Structure.c ./Lean/Syntax.c ./Lean/ToExpr.c ./Lean/Util.c ./Lean/Util/CollectFVars.c ./Lean/Util/CollectLevelParams.c ./Lean/Util/CollectMVars.c ./Lean/Util/Constructions.c ./Lean/Util/FindExpr.c ./Lean/Util/FindMVar.c ./Lean/Util/FoldConsts.c ./Lean/Util/ForEachExpr.c ./Lean/Util/MonadCache.c ./Lean/Util/PPExt.c ./Lean/Util/PPGoal.c ./Lean/Util/Path.c ./Lean/Util/Profile.c ./Lean/Util/RecDepth.c ./Lean/Util/Recognizers.c ./Lean/Util/ReplaceExpr.c ./Lean/Util/ReplaceLevel.c ./Lean/Util/SCC.c ./Lean/Util/Sorry.c ./Lean/Util/Trace.c ./Std.c ./Std/Data.c ./Std/Data/AssocList.c ./Std/Data/BinomialHeap.c ./Std/Data/DList.c ./Std/Data/HashMap.c ./Std/Data/HashSet.c ./Std/Data/PersistentArray.c ./Std/Data/PersistentHashMap.c ./Std/Data/PersistentHashSet.c ./Std/Data/Queue.c ./Std/Data/RBMap.c ./Std/Data/RBTree.c ./Std/Data/Stack.c ./Std/ShareCommon.c )
diff --git a/stage0/stdlib/Init.c b/stage0/stdlib/Init.c
index 1ef24a9cba..3c6212462b 100644
--- a/stage0/stdlib/Init.c
+++ b/stage0/stdlib/Init.c
@@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Init
-// Imports: Init.Prelude Init.Notation Init.Core Init.Control Init.Data.Basic Init.WF Init.Data Init.System Init.Util Init.Fix Init.Meta Init.Tactics
+// Imports: Init.Prelude Init.Notation Init.Core Init.Control Init.Data.Basic Init.WF Init.Data Init.System Init.Util Init.Fix Init.Meta Init.Tactics Init.NotationExtra
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@@ -25,6 +25,7 @@ lean_object* initialize_Init_Util(lean_object*);
 lean_object* initialize_Init_Fix(lean_object*);
 lean_object* initialize_Init_Meta(lean_object*);
 lean_object* initialize_Init_Tactics(lean_object*);
+lean_object* initialize_Init_NotationExtra(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Init(lean_object* w) {
 lean_object * res;
@@ -66,6 +67,9 @@ lean_dec_ref(res);
 res = initialize_Init_Tactics(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+res = initialize_Init_NotationExtra(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
 return lean_io_result_mk_ok(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Init/NotationExtra.c b/stage0/stdlib/Init/NotationExtra.c
new file mode 100644
index 0000000000..4b8587c204
--- /dev/null
+++ b/stage0/stdlib/Init/NotationExtra.c
@@ -0,0 +1,2375 @@
+// Lean compiler output
+// Module: Init.NotationExtra
+// Imports: Init.Meta
+#include <lean/lean.h>
+#if defined(__clang__)
+#pragma clang diagnostic ignored "-Wunused-parameter"
+#pragma clang diagnostic ignored "-Wunused-label"
+#elif defined(__GNUC__) && !defined(__CLANG__)
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic ignored "-Wunused-label"
+#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
+#endif
+#ifdef __cplusplus
+extern "C" {
+#endif
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_901____closed__1;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345____closed__4;
+size_t l_USize_add(size_t, size_t);
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__5;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__4;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345____closed__2;
+lean_object* l_Lean_unbracktedExplicitBinders;
+lean_object* l_Lean_explicitBinders___closed__4;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__10;
+lean_object* lean_name_mk_string(lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBinders___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_USize_decEq(size_t, size_t);
+lean_object* lean_array_uget(lean_object*, size_t);
+lean_object* l_Lean_explicitBinders___closed__3;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__5;
+lean_object* l_Lean_expandExplicitBinders___closed__1;
+lean_object* l_Lean_expandExplicitBindersAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandBrackedBindersAux_loop_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_901____boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+extern lean_object* l_Array_empty___closed__1;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__12;
+lean_object* l_Lean_explicitBinders___closed__2;
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__1(lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_5787____closed__11;
+lean_object* l_Lean_bracketedExplicitBinders___closed__7;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__4;
+uint8_t lean_name_eq(lean_object*, lean_object*);
+lean_object* l_Lean_binderIdent___closed__3;
+lean_object* l_Lean_binderIdent___closed__5;
+lean_object* l_Lean_mkIdentFrom(lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__2;
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_6031____closed__4;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__5;
+lean_object* lean_array_push(lean_object*, lean_object*);
+lean_object* lean_array_get_size(lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345____closed__5;
+lean_object* l_Lean_expandExplicitBindersAux_loop(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_bracketedExplicitBinders___closed__3;
+lean_object* l_Lean_explicitBinders___closed__1;
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__1___rarg(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBindersAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_bracketedExplicitBinders___closed__5;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__3;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345____closed__3;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
+lean_object* l_Lean_expandExplicitBindersAux_loop___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBindersAux_loop___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__2;
+lean_object* l_Lean_expandBrackedBindersAux_loop(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandBrackedBindersAux_loop___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandBrackedBindersAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__10;
+extern lean_object* l___kind_term____x40_Init_Notation___hyg_6293____closed__7;
+lean_object* l_Lean_binderIdent;
+lean_object* l_Lean_expandBrackedBinders(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
+extern lean_object* l_Lean_Name_appendIndexAfter___closed__1;
+lean_object* lean_nat_sub(lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__5;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__1;
+lean_object* l_Lean_Syntax_copyInfo(lean_object*, lean_object*);
+lean_object* l_Lean_bracketedExplicitBinders___closed__6;
+lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_explicitBinders___closed__5;
+lean_object* l_Array_anyMUnsafe_any___at_Lean_expandExplicitBinders___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__7;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__7;
+lean_object* l_Lean_expandExplicitBinders(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__17;
+extern lean_object* l___private_Init_Util_0__mkPanicMessage___closed__2;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1269____boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
+lean_object* l_Lean_expandBrackedBindersAux_loop_match__1___rarg(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Init_Prelude___instance__72___closed__1;
+lean_object* l_Lean_bracketedExplicitBinders;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__6;
+lean_object* l_Lean_bracketedExplicitBinders___closed__2;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1025____boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__8;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__4;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1025____closed__2;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__6;
+uint8_t l_Array_anyMUnsafe_any___at_Lean_expandExplicitBinders___spec__1(lean_object*, lean_object*, size_t, size_t);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__6;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__1;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__3;
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__13;
+size_t lean_usize_of_nat(lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__5;
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__6;
+lean_object* l_Lean_bracketedExplicitBinders___closed__1;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__8;
+lean_object* l_Lean_bracketedExplicitBinders___closed__8;
+extern lean_object* l_Lean_nullKind___closed__2;
+lean_object* l_Lean_bracketedExplicitBinders___closed__9;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1025____closed__1;
+lean_object* l_Lean_bracketedExplicitBinders___closed__4;
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__2___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandBrackedBindersAux_loop_match__1(lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__7;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__3;
+lean_object* l_Lean_Macro_throwError___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__6;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__6;
+uint8_t lean_nat_dec_le(lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859_;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345_;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231_;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107_;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983_;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__4;
+lean_object* l_Lean_Syntax_getArgs(lean_object*);
+lean_object* l_Lean_Syntax_getKind(lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__5;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__7;
+extern lean_object* l_Lean_Name_hasMacroScopes___closed__1;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1383_(lean_object*, lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_901_(lean_object*, lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1025_(lean_object*, lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1149_(lean_object*, lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1269_(lean_object*, lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__3;
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__2(lean_object*);
+uint8_t l_Lean_Syntax_isNone(lean_object*);
+lean_object* lean_name_mk_numeral(lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__7;
+lean_object* l_Lean_expandBrackedBindersAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__2;
+lean_object* l_Lean_expandBrackedBinders___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_binderIdent___closed__4;
+extern lean_object* l___kind_term____x40_Init_Notation___hyg_3____closed__7;
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__2___rarg___boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Init_Prelude___instance__73;
+uint8_t l_Lean_Syntax_isOfKind(lean_object*, lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_5787____closed__8;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__1;
+extern lean_object* l___kind_term____x40_Init_Notation___hyg_6910____closed__7;
+lean_object* l_Lean_expandExplicitBindersAux_loop___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_mkHole___closed__2;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__1;
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_6153____closed__6;
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_5787____closed__9;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__9;
+extern lean_object* l___kind_term____x40_Init_Notation___hyg_6293____closed__9;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__8;
+lean_object* l_Lean_binderIdent___closed__2;
+lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
+lean_object* l_Lean_binderIdent___closed__1;
+extern lean_object* l___kind_term____x40_Init_Notation___hyg_6293____closed__4;
+extern lean_object* l_Lean_mkOptionalNode___closed__2;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__2;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1107____closed__6;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_983____closed__2;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__1;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__4;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__4;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__1;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__3;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1149____closed__2;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1149____boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_901____closed__2;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345____closed__6;
+lean_object* l_Lean_unbracktedExplicitBinders___closed__2;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1345____closed__1;
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1383____boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__11;
+lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
+lean_object* l___kind_term____x40_Init_NotationExtra___hyg_859____closed__9;
+uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_1149____closed__1;
+uint8_t l_Lean_Syntax_isIdent(lean_object*);
+lean_object* l_Lean_explicitBinders;
+static lean_object* _init_l_Lean_binderIdent___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("binderIdent");
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_binderIdent___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_2 = l_Lean_binderIdent___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_binderIdent___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Name_appendIndexAfter___closed__1;
+x_2 = lean_alloc_ctor(5, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+static lean_object* _init_l_Lean_binderIdent___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_6153____closed__6;
+x_2 = l___kind_term____x40_Init_Notation___hyg_6293____closed__4;
+x_3 = l_Lean_binderIdent___closed__3;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_binderIdent___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_Lean_binderIdent___closed__1;
+x_2 = l_Lean_binderIdent___closed__2;
+x_3 = l_Lean_binderIdent___closed__4;
+x_4 = lean_alloc_ctor(9, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_binderIdent() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_Lean_binderIdent___closed__5;
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("unbracktedExplicitBinders");
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_2 = l_Lean_unbracktedExplicitBinders___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_5787____closed__8;
+x_2 = l_Lean_binderIdent;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l___kind_term____x40_Init_Notation___hyg_6293____closed__7;
+x_3 = l___kind_term____x40_Init_Notation___hyg_6293____closed__9;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_6031____closed__4;
+x_2 = l_Lean_unbracktedExplicitBinders___closed__4;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l_Lean_unbracktedExplicitBinders___closed__3;
+x_3 = l_Lean_unbracktedExplicitBinders___closed__5;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_Lean_unbracktedExplicitBinders___closed__1;
+x_2 = l_Lean_unbracktedExplicitBinders___closed__2;
+x_3 = l_Lean_unbracktedExplicitBinders___closed__6;
+x_4 = lean_alloc_ctor(9, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_unbracktedExplicitBinders() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_Lean_unbracktedExplicitBinders___closed__7;
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("bracketedExplicitBinders");
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_2 = l_Lean_bracketedExplicitBinders___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_5787____closed__9;
+x_2 = lean_alloc_ctor(5, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l_Lean_bracketedExplicitBinders___closed__3;
+x_3 = l_Lean_unbracktedExplicitBinders___closed__3;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l_Lean_bracketedExplicitBinders___closed__4;
+x_3 = l___kind_term____x40_Init_Notation___hyg_6293____closed__7;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l_Lean_bracketedExplicitBinders___closed__5;
+x_3 = l___kind_term____x40_Init_Notation___hyg_6293____closed__9;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_5787____closed__11;
+x_2 = lean_alloc_ctor(5, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
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+x_3 = l_Lean_bracketedExplicitBinders___closed__7;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders___closed__9() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_Lean_bracketedExplicitBinders___closed__1;
+x_2 = l_Lean_bracketedExplicitBinders___closed__2;
+x_3 = l_Lean_bracketedExplicitBinders___closed__8;
+x_4 = lean_alloc_ctor(9, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_bracketedExplicitBinders() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_Lean_bracketedExplicitBinders___closed__9;
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_explicitBinders___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("explicitBinders");
+return x_1;
+}
+}
+static lean_object* _init_l_Lean_explicitBinders___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_2 = l_Lean_explicitBinders___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_explicitBinders___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_5787____closed__8;
+x_2 = l_Lean_bracketedExplicitBinders;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_explicitBinders___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_6153____closed__6;
+x_2 = l_Lean_explicitBinders___closed__3;
+x_3 = l_Lean_unbracktedExplicitBinders;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_explicitBinders___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_Lean_explicitBinders___closed__1;
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+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l_Lean_explicitBinders() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_Lean_explicitBinders___closed__5;
+return x_1;
+}
+}
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+_start:
+{
+if (x_1 == 0)
+{
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+lean_dec(x_3);
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_7; lean_object* x_8; 
+lean_dec(x_6);
+x_7 = lean_box(0);
+x_8 = lean_apply_1(x_5, x_7);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; 
+lean_dec(x_5);
+x_9 = lean_ctor_get(x_2, 0);
+lean_inc(x_9);
+lean_dec(x_2);
+x_10 = lean_apply_1(x_6, x_9);
+return x_10;
+}
+}
+else
+{
+lean_dec(x_6);
+lean_dec(x_5);
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_4);
+x_11 = lean_box(0);
+x_12 = lean_apply_1(x_3, x_11);
+return x_12;
+}
+else
+{
+lean_object* x_13; lean_object* x_14; 
+lean_dec(x_3);
+x_13 = lean_ctor_get(x_2, 0);
+lean_inc(x_13);
+lean_dec(x_2);
+x_14 = lean_apply_1(x_4, x_13);
+return x_14;
+}
+}
+}
+}
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_expandExplicitBindersAux_loop_match__1___rarg___boxed), 6, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+uint8_t x_7; lean_object* x_8; 
+x_7 = lean_unbox(x_1);
+lean_dec(x_1);
+x_8 = l_Lean_expandExplicitBindersAux_loop_match__1___rarg(x_7, x_2, x_3, x_4, x_5, x_6);
+return x_8;
+}
+}
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = lean_unsigned_to_nat(0u);
+x_5 = lean_nat_dec_eq(x_1, x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_6 = lean_unsigned_to_nat(1u);
+x_7 = lean_nat_sub(x_1, x_6);
+x_8 = lean_apply_1(x_3, x_7);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; 
+lean_dec(x_3);
+x_9 = lean_box(0);
+x_10 = lean_apply_1(x_2, x_9);
+return x_10;
+}
+}
+}
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__2(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_expandExplicitBindersAux_loop_match__2___rarg___boxed), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_expandExplicitBindersAux_loop_match__2___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_expandExplicitBindersAux_loop_match__2___rarg(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Lean_expandExplicitBindersAux_loop___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_6, 5);
+x_9 = l_Lean_Syntax_copyInfo(x_5, x_8);
+x_10 = l_Lean_expandExplicitBindersAux_loop(x_1, x_2, x_3, x_4, x_9, x_6, x_7);
+return x_10;
+}
+}
+static lean_object* _init_l_Lean_expandExplicitBindersAux_loop___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Init_Prelude___instance__72___closed__1;
+x_2 = l_Lean_Name_appendIndexAfter___closed__1;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_expandExplicitBindersAux_loop___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Array_empty___closed__1;
+x_2 = l_Lean_expandExplicitBindersAux_loop___closed__1;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_expandExplicitBindersAux_loop___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_mkHole___closed__2;
+x_2 = l_Lean_expandExplicitBindersAux_loop___closed__2;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_expandExplicitBindersAux_loop___closed__4() {
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+}
+}
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+}
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+}
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+}
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+}
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+}
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+}
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+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_sub(x_3, x_9);
+lean_dec(x_3);
+x_11 = l_Lean_Init_Prelude___instance__73;
+x_12 = lean_array_get(x_11, x_2, x_10);
+x_13 = l_Lean_Syntax_getArg(x_12, x_9);
+x_14 = l_Lean_Syntax_getArgs(x_13);
+lean_dec(x_13);
+x_15 = lean_unsigned_to_nat(3u);
+x_16 = l_Lean_Syntax_getArg(x_12, x_15);
+lean_dec(x_12);
+x_17 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_inc(x_1);
+x_18 = l_Lean_expandExplicitBindersAux(x_1, x_14, x_17, x_4, x_5, x_6);
+lean_dec(x_14);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_ctor_get(x_18, 1);
+lean_inc(x_20);
+lean_dec(x_18);
+x_3 = x_10;
+x_4 = x_19;
+x_6 = x_20;
+goto _start;
+}
+else
+{
+lean_object* x_22; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_22 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_22, 0, x_4);
+lean_ctor_set(x_22, 1, x_6);
+return x_22;
+}
+}
+}
+lean_object* l_Lean_expandBrackedBindersAux_loop___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+lean_object* x_7; 
+x_7 = l_Lean_expandBrackedBindersAux_loop(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_5);
+lean_dec(x_2);
+return x_7;
+}
+}
+lean_object* l_Lean_expandBrackedBindersAux(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; lean_object* x_7; 
+x_6 = lean_array_get_size(x_2);
+x_7 = l_Lean_expandBrackedBindersAux_loop(x_1, x_2, x_6, x_3, x_4, x_5);
+return x_7;
+}
+}
+lean_object* l_Lean_expandBrackedBindersAux___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = l_Lean_expandBrackedBindersAux(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+return x_6;
+}
+}
+uint8_t l_Array_anyMUnsafe_any___at_Lean_expandExplicitBinders___spec__1(lean_object* x_1, lean_object* x_2, size_t x_3, size_t x_4) {
+_start:
+{
+uint8_t x_5; 
+x_5 = x_3 == x_4;
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_6 = lean_array_uget(x_2, x_3);
+x_7 = l_Lean_Syntax_getKind(x_6);
+x_8 = l_Lean_bracketedExplicitBinders___closed__1;
+lean_inc(x_1);
+x_9 = lean_name_mk_string(x_1, x_8);
+x_10 = lean_name_eq(x_7, x_9);
+lean_dec(x_9);
+lean_dec(x_7);
+if (x_10 == 0)
+{
+uint8_t x_11; 
+lean_dec(x_1);
+x_11 = 1;
+return x_11;
+}
+else
+{
+size_t x_12; size_t x_13; 
+x_12 = 1;
+x_13 = x_3 + x_12;
+x_3 = x_13;
+goto _start;
+}
+}
+else
+{
+uint8_t x_15; 
+lean_dec(x_1);
+x_15 = 0;
+return x_15;
+}
+}
+}
+static lean_object* _init_l_Lean_expandExplicitBinders___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("unexpected explicit binder");
+return x_1;
+}
+}
+lean_object* l_Lean_expandExplicitBinders(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_6 = lean_ctor_get(x_4, 5);
+x_7 = l_Lean_mkIdentFrom(x_6, x_1);
+x_8 = lean_unsigned_to_nat(0u);
+x_9 = l_Lean_Syntax_getArg(x_2, x_8);
+lean_inc(x_9);
+x_10 = l_Lean_Syntax_getKind(x_9);
+x_11 = l_Lean_unbracktedExplicitBinders___closed__2;
+x_12 = lean_name_eq(x_10, x_11);
+lean_dec(x_10);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_13 = l_Lean_Syntax_getArgs(x_9);
+lean_dec(x_9);
+x_14 = lean_array_get_size(x_13);
+x_15 = lean_nat_dec_lt(x_8, x_14);
+if (x_15 == 0)
+{
+lean_object* x_16; 
+lean_dec(x_14);
+x_16 = l_Lean_expandBrackedBindersAux(x_7, x_13, x_3, x_4, x_5);
+lean_dec(x_13);
+return x_16;
+}
+else
+{
+uint8_t x_17; 
+x_17 = lean_nat_dec_le(x_14, x_14);
+if (x_17 == 0)
+{
+lean_object* x_18; 
+lean_dec(x_14);
+x_18 = l_Lean_expandBrackedBindersAux(x_7, x_13, x_3, x_4, x_5);
+lean_dec(x_13);
+return x_18;
+}
+else
+{
+size_t x_19; size_t x_20; lean_object* x_21; uint8_t x_22; 
+x_19 = 0;
+x_20 = lean_usize_of_nat(x_14);
+lean_dec(x_14);
+x_21 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_22 = l_Array_anyMUnsafe_any___at_Lean_expandExplicitBinders___spec__1(x_21, x_13, x_19, x_20);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = l_Lean_expandBrackedBindersAux(x_7, x_13, x_3, x_4, x_5);
+lean_dec(x_13);
+return x_23;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+lean_dec(x_13);
+lean_dec(x_7);
+lean_dec(x_3);
+x_24 = l_Lean_expandExplicitBinders___closed__1;
+x_25 = l_Lean_Macro_throwError___rarg(x_24, x_4, x_5);
+return x_25;
+}
+}
+}
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; uint8_t x_30; 
+x_26 = l_Lean_Syntax_getArg(x_9, x_8);
+x_27 = l_Lean_Syntax_getArgs(x_26);
+lean_dec(x_26);
+x_28 = lean_unsigned_to_nat(1u);
+x_29 = l_Lean_Syntax_getArg(x_9, x_28);
+lean_dec(x_9);
+x_30 = l_Lean_Syntax_isNone(x_29);
+if (x_30 == 0)
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_31 = l_Lean_Syntax_getArg(x_29, x_28);
+lean_dec(x_29);
+x_32 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = l_Lean_expandExplicitBindersAux(x_7, x_27, x_32, x_3, x_4, x_5);
+lean_dec(x_27);
+return x_33;
+}
+else
+{
+lean_object* x_34; lean_object* x_35; 
+lean_dec(x_29);
+x_34 = lean_box(0);
+x_35 = l_Lean_expandExplicitBindersAux(x_7, x_27, x_34, x_3, x_4, x_5);
+lean_dec(x_27);
+return x_35;
+}
+}
+}
+}
+lean_object* l_Array_anyMUnsafe_any___at_Lean_expandExplicitBinders___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+size_t x_5; size_t x_6; uint8_t x_7; lean_object* x_8; 
+x_5 = lean_unbox_usize(x_3);
+lean_dec(x_3);
+x_6 = lean_unbox_usize(x_4);
+lean_dec(x_4);
+x_7 = l_Array_anyMUnsafe_any___at_Lean_expandExplicitBinders___spec__1(x_1, x_2, x_5, x_6);
+lean_dec(x_2);
+x_8 = lean_box(x_7);
+return x_8;
+}
+}
+lean_object* l_Lean_expandExplicitBinders___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = l_Lean_expandExplicitBinders(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+return x_6;
+}
+}
+lean_object* l_Lean_expandBrackedBinders(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_6 = lean_ctor_get(x_4, 5);
+x_7 = l_Lean_mkIdentFrom(x_6, x_1);
+x_8 = l_Lean_mkOptionalNode___closed__2;
+x_9 = lean_array_push(x_8, x_2);
+x_10 = l_Lean_expandBrackedBindersAux(x_7, x_9, x_3, x_4, x_5);
+lean_dec(x_9);
+return x_10;
+}
+}
+lean_object* l_Lean_expandBrackedBinders___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = l_Lean_expandBrackedBinders(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("NotationExtra");
+return x_1;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__7;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__2;
+x_2 = l_Lean_Name_hasMacroScopes___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__3;
+x_2 = lean_unsigned_to_nat(859u);
+x_3 = lean_name_mk_numeral(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__5() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("∃");
+return x_1;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__5;
+x_2 = lean_alloc_ctor(5, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__6;
+x_3 = l_Lean_explicitBinders;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__7;
+x_3 = l___kind_term____x40_Init_Notation___hyg_6910____closed__7;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__9() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__8;
+x_3 = l___kind_term____x40_Init_Notation___hyg_6293____closed__9;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859____closed__10() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__4;
+x_2 = lean_unsigned_to_nat(1023u);
+x_3 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__9;
+x_4 = lean_alloc_ctor(3, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_859_() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__10;
+return x_1;
+}
+}
+static lean_object* _init_l_myMacro____x40_Init_NotationExtra___hyg_901____closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("Exists");
+return x_1;
+}
+}
+static lean_object* _init_l_myMacro____x40_Init_NotationExtra___hyg_901____closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_myMacro____x40_Init_NotationExtra___hyg_901____closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_901_(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__4;
+lean_inc(x_1);
+x_5 = l_Lean_Syntax_isOfKind(x_1, x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; 
+lean_dec(x_1);
+x_6 = lean_box(1);
+x_7 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_7, 0, x_6);
+lean_ctor_set(x_7, 1, x_3);
+return x_7;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
+x_8 = l_Lean_Syntax_getArgs(x_1);
+x_9 = lean_array_get_size(x_8);
+lean_dec(x_8);
+x_10 = lean_unsigned_to_nat(4u);
+x_11 = lean_nat_dec_eq(x_9, x_10);
+lean_dec(x_9);
+if (x_11 == 0)
+{
+lean_object* x_12; lean_object* x_13; 
+lean_dec(x_1);
+x_12 = lean_box(1);
+x_13 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_3);
+return x_13;
+}
+else
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = l_Lean_Syntax_getArg(x_1, x_14);
+x_16 = lean_unsigned_to_nat(3u);
+x_17 = l_Lean_Syntax_getArg(x_1, x_16);
+lean_dec(x_1);
+x_18 = l_myMacro____x40_Init_NotationExtra___hyg_901____closed__2;
+x_19 = l_Lean_expandExplicitBinders(x_18, x_15, x_17, x_2, x_3);
+lean_dec(x_15);
+return x_19;
+}
+}
+}
+}
+lean_object* l_myMacro____x40_Init_NotationExtra___hyg_901____boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_myMacro____x40_Init_NotationExtra___hyg_901_(x_1, x_2, x_3);
+lean_dec(x_2);
+return x_4;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_983____closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_859____closed__3;
+x_2 = lean_unsigned_to_nat(983u);
+x_3 = lean_name_mk_numeral(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_983____closed__2() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("Σ");
+return x_1;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_983____closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___kind_term____x40_Init_NotationExtra___hyg_983____closed__2;
+x_2 = lean_alloc_ctor(5, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_983____closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_983____closed__3;
+x_3 = l_Lean_explicitBinders;
+x_4 = lean_alloc_ctor(2, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l___kind_term____x40_Init_NotationExtra___hyg_983____closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___kind_term____x40_Init_Notation___hyg_3____closed__13;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_983____closed__4;
+x_3 = l___kind_term____x40_Init_Notation___hyg_6910____closed__7;
+x_4 = lean_alloc_ctor(2, 3, 0);
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+}
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+}
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+}
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+}
+}
+}
+}
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+}
+}
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+return lean_io_result_mk_ok(lean_box(0));
+}
+#ifdef __cplusplus
+}
+#endif
diff --git a/stage0/stdlib/Lean/Data/FormatMacro.c b/stage0/stdlib/Lean/Data/FormatMacro.c
index 911887a4c3..344473746c 100644
--- a/stage0/stdlib/Lean/Data/FormatMacro.c
+++ b/stage0/stdlib/Lean/Data/FormatMacro.c
@@ -29,13 +29,13 @@ extern lean_object* l___kind_term____x40_Init_Notation___hyg_3____closed__13;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_5787____closed__12;
 extern lean_object* l_Array_empty___closed__1;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__3;
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
 lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6;
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 extern lean_object* l___kind_term____x40_Init_Notation___hyg_3____closed__1;
 lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* lean_string_utf8_byte_size(lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean___kind_term____x40_Lean_Data_FormatMacro___hyg_3____closed__7;
 extern lean_object* l___kind_term____x40_Init_Data_ToString_Macro___hyg_2____closed__11;
@@ -48,7 +48,6 @@ lean_object* l_Lean___kind_term____x40_Lean_Data_FormatMacro___hyg_3____closed__
 lean_object* l_Lean___kind_term____x40_Lean_Data_FormatMacro___hyg_3____closed__5;
 extern lean_object* l_Lean_Init_Prelude___instance__72___closed__1;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__5;
-lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10;
 lean_object* l_Lean___kind_term____x40_Lean_Data_FormatMacro___hyg_3____closed__6;
 lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__7;
 lean_object* l_Lean_addMacroScope(lean_object*, lean_object*, lean_object*);
@@ -352,37 +351,27 @@ return x_1;
 static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Array_empty___closed__1;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
-x_3 = lean_array_push(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4() {
-_start:
-{
 lean_object* x_1; 
 x_1 = lean_mk_string("Format");
 return x_1;
 }
 }
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__5() {
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4;
+x_1 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 x_2 = lean_string_utf8_byte_size(x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6() {
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__5() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4;
+x_1 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 x_2 = lean_unsigned_to_nat(0u);
-x_3 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__5;
+x_3 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4;
 x_4 = lean_alloc_ctor(0, 3, 0);
 lean_ctor_set(x_4, 0, x_1);
 lean_ctor_set(x_4, 1, x_2);
@@ -390,12 +379,22 @@ lean_ctor_set(x_4, 2, x_3);
 return x_4;
 }
 }
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__7() {
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4;
+x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
@@ -404,9 +403,11 @@ static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44__
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
-x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__4;
-x_3 = lean_name_mk_string(x_1, x_2);
+x_1 = lean_box(0);
+x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__7;
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
 return x_3;
 }
 }
@@ -416,18 +417,6 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
 x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__8;
-x_3 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3, 0, x_2);
-lean_ctor_set(x_3, 1, x_1);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__9;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -500,17 +489,17 @@ lean_inc(x_23);
 lean_dec(x_2);
 x_24 = l_Array_empty___closed__1;
 x_25 = lean_array_push(x_24, x_21);
-x_26 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__7;
+x_26 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6;
 x_27 = l_Lean_addMacroScope(x_23, x_26, x_22);
 x_28 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_29 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6;
-x_30 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10;
+x_29 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__5;
+x_30 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__9;
 x_31 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_31, 0, x_28);
 lean_ctor_set(x_31, 1, x_29);
 lean_ctor_set(x_31, 2, x_27);
 lean_ctor_set(x_31, 3, x_30);
-x_32 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_32 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_33 = lean_array_push(x_32, x_31);
 x_34 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_35 = lean_alloc_ctor(1, 2, 0);
@@ -551,17 +540,17 @@ lean_inc(x_50);
 lean_dec(x_2);
 x_51 = l_Array_empty___closed__1;
 x_52 = lean_array_push(x_51, x_47);
-x_53 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__7;
+x_53 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6;
 x_54 = l_Lean_addMacroScope(x_50, x_53, x_49);
 x_55 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_56 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__6;
-x_57 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10;
+x_56 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__5;
+x_57 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__9;
 x_58 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_58, 0, x_55);
 lean_ctor_set(x_58, 1, x_56);
 lean_ctor_set(x_58, 2, x_54);
 lean_ctor_set(x_58, 3, x_57);
-x_59 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_59 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_60 = lean_array_push(x_59, x_58);
 x_61 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_62 = lean_alloc_ctor(1, 2, 0);
@@ -693,8 +682,6 @@ l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__8 = _init_l_Lean
 lean_mark_persistent(l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__8);
 l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__9 = _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__9();
 lean_mark_persistent(l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__9);
-l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10 = _init_l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10();
-lean_mark_persistent(l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__10);
 return lean_io_result_mk_ok(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Lean/Delaborator.c b/stage0/stdlib/Lean/Delaborator.c
index 5535ef8919..88b0c88954 100644
--- a/stage0/stdlib/Lean/Delaborator.c
+++ b/stage0/stdlib/Lean/Delaborator.c
@@ -196,6 +196,7 @@ extern lean_object* l_myMacro____x40_Init_Core___hyg_720____closed__4;
 extern lean_object* l_Array_empty___closed__1;
 lean_object* l_Lean_Delaborator_delabLit_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Delaborator_delabTuple(lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__12;
 lean_object* lean_environment_find(lean_object*, lean_object*);
 lean_object* l_Lean_getPPNotation___closed__1;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Delaborator_getParamKinds___spec__1(size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -241,7 +242,6 @@ lean_object* l_Lean_Delaborator_withMDataExpr_match__1(lean_object*);
 lean_object* l___regBuiltin_Lean_Delaborator_delabGE(lean_object*);
 lean_object* l_Lean_Delaborator_delabConsList___closed__1;
 extern lean_object* l_Lean_Expr_ctorName___closed__2;
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
 lean_object* l_Lean_Delaborator_mkDelabAttribute___closed__10;
 lean_object* l_Lean_Delaborator_Lean_Delaborator___instance__3;
 lean_object* l_Lean_Delaborator_delabMod___lambda__1___closed__1;
@@ -313,7 +313,6 @@ lean_object* l_Lean_Delaborator_liftMetaM___rarg(lean_object*, lean_object*, lea
 lean_object* l_Lean_Level_getOffsetAux(lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_Lean_Delaborator___instance__3___closed__1;
 lean_object* l_Lean_throwError___at_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_995____spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Lean_Delaborator_delabListToArray___lambda__1___closed__1;
 lean_object* l_Lean_Delaborator_delabAnd___lambda__1___closed__1;
 lean_object* l_Lean_Level_quote_match__1(lean_object*);
@@ -380,6 +379,7 @@ extern lean_object* l_myMacro____x40_Init_Notation___hyg_5372____closed__4;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_706____closed__4;
 lean_object* l_Lean_Delaborator_delabTuple(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_orElse___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 extern lean_object* l___kind_term____x40_Init_Notation___hyg_6910____closed__1;
 lean_object* l___regBuiltin_Lean_Delaborator_delabBind(lean_object*);
 lean_object* l_Lean_Delaborator_delabMap___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -702,7 +702,6 @@ lean_object* l_Lean_Delaborator_delabHEq___lambda__1___closed__4;
 extern lean_object* l___kind_term____x40_Init_Notation___hyg_3177____closed__1;
 lean_object* l_Lean_Delaborator_hasIdent_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Delaborator_delabOrM___closed__2;
-lean_object* l_Lean_Delaborator_delabLetE___closed__3;
 lean_object* l_Lean_Delaborator_delabIff___lambda__1___closed__2;
 lean_object* l_Lean_Syntax_mkStrLit(lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_withBindingBody___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -734,6 +733,7 @@ uint8_t l_Lean_getPPPrivateNames(lean_object*);
 size_t lean_usize_modn(size_t, lean_object*);
 lean_object* l_Lean_Delaborator_delabProjectionApp___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_Lean_Delaborator___instance__3___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 extern lean_object* l_Lean_mkSimpleThunk___closed__1;
 lean_object* l_Lean_Delaborator_delabLam___lambda__3___closed__4;
 lean_object* l___private_Init_Util_0__mkPanicMessageWithDecl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -774,7 +774,6 @@ lean_object* l_Lean_Delaborator_getParamKinds_match__1(lean_object*);
 lean_object* l_Lean_Delaborator_delabAnd(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_delabBNe___closed__1;
 extern lean_object* l___kind_term____x40_Init_Control_Basic___hyg_754____closed__1;
-lean_object* l_Lean_Delaborator_delabProd___lambda__1___closed__2;
 lean_object* l_Lean_Delaborator_delabOrM(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_delabGE___lambda__1___closed__1;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__13;
@@ -1109,6 +1108,7 @@ lean_object* l_Lean_Delaborator_delabInfixOp(lean_object*, lean_object*, lean_ob
 lean_object* l_Lean_Delaborator_delabMul___closed__1;
 extern lean_object* l_Lean_mkOptionalNode___closed__1;
 extern lean_object* l_Array_Init_Data_Array_Basic___instance__3___rarg___closed__1;
+extern lean_object* l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__2;
 extern lean_object* l___kind_term____x40_Init_Notation___hyg_4833____closed__1;
 extern lean_object* l_Lean_Meta_evalNat___closed__1;
 lean_object* l_Lean_getPPNotation___closed__2;
@@ -1161,7 +1161,6 @@ lean_object* l_Lean_Delaborator_delabMData_match__2(lean_object*);
 lean_object* l_Lean_Delaborator_delabSort___closed__4;
 lean_object* l_Lean_Delaborator_delabProjectionApp_match__3___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Delaborator_delabAndM___closed__1;
-lean_object* l_Lean_Delaborator_delabLetE___closed__4;
 lean_object* l___regBuiltin_Lean_Delaborator_delabBVar___closed__1;
 lean_object* l_Lean_Delaborator_delabModN(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_forallTelescope___at___private_Lean_Delaborator_0__Lean_Delaborator_delabPatterns___spec__4(lean_object*);
@@ -1191,6 +1190,7 @@ extern lean_object* l_myMacro____x40_Init_Notation___hyg_2054____closed__1;
 lean_object* l_Lean_Delaborator_getParamKinds___closed__1;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Delaborator_delabConst___spec__1(size_t, size_t, lean_object*);
 extern lean_object* l_Lean_KeyedDeclsAttribute_Lean_KeyedDeclsAttribute___instance__3___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__2;
 lean_object* l___regBuiltin_Lean_Delaborator_delabMapRev(lean_object*);
 lean_object* l___regBuiltin_Lean_Delaborator_delabNil___closed__1;
 lean_object* l_Lean_Delaborator_delabCons___lambda__1(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -1311,7 +1311,6 @@ lean_object* l_Lean_Delaborator_delabNil___lambda__1___boxed(lean_object*, lean_
 lean_object* l_Lean_Level_quote(lean_object*);
 lean_object* l_Lean_Level_quote___closed__4;
 lean_object* l_Lean_Delaborator_delabConst_match__1___rarg(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__6;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_4032____closed__1;
 lean_object* l_Lean_Delaborator_delabConst___closed__3;
 lean_object* l___regBuiltin_Lean_Delaborator_delabForall(lean_object*);
@@ -1779,7 +1778,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Elab_Level_elabLevel___closed__6;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__6;
+x_2 = l_Lean_expandExplicitBindersAux_loop___closed__2;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
@@ -22029,7 +22028,7 @@ _start:
 lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
 x_10 = l_Array_empty___closed__1;
 x_11 = lean_array_push(x_10, x_3);
-x_12 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_12 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_13 = lean_array_push(x_12, x_1);
 x_14 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_15 = lean_alloc_ctor(1, 2, 0);
@@ -22401,7 +22400,7 @@ lean_ctor_set(x_72, 0, x_71);
 lean_ctor_set(x_72, 1, x_70);
 x_73 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__4;
 x_74 = lean_array_push(x_73, x_72);
-x_75 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_75 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_76 = lean_array_push(x_75, x_14);
 x_77 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_77, 0, x_71);
@@ -22431,7 +22430,7 @@ x_84 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_1);
 lean_dec(x_1);
 x_85 = l_Array_empty___closed__1;
 x_86 = lean_array_push(x_85, x_84);
-x_87 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_87 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_88 = lean_array_push(x_86, x_87);
 x_89 = l_Lean_nullKind___closed__2;
 x_90 = lean_alloc_ctor(1, 2, 0);
@@ -22792,7 +22791,7 @@ lean_ctor_set(x_173, 0, x_172);
 lean_ctor_set(x_173, 1, x_171);
 x_174 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__4;
 x_175 = lean_array_push(x_174, x_173);
-x_176 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_176 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_177 = lean_array_push(x_176, x_14);
 x_178 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_178, 0, x_172);
@@ -22822,7 +22821,7 @@ x_185 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_1);
 lean_dec(x_1);
 x_186 = l_Array_empty___closed__1;
 x_187 = lean_array_push(x_186, x_185);
-x_188 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_188 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_189 = lean_array_push(x_187, x_188);
 x_190 = l_Lean_nullKind___closed__2;
 x_191 = lean_alloc_ctor(1, 2, 0);
@@ -23356,7 +23355,7 @@ lean_ctor_set(x_48, 0, x_47);
 lean_ctor_set(x_48, 1, x_46);
 x_49 = l_myMacro____x40_Init_Notation___hyg_6360____closed__9;
 x_50 = lean_array_push(x_49, x_48);
-x_51 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_51 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_52 = lean_array_push(x_51, x_15);
 x_53 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_53, 0, x_47);
@@ -23488,7 +23487,7 @@ lean_ctor_set(x_70, 0, x_69);
 lean_ctor_set(x_70, 1, x_68);
 x_71 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__4;
 x_72 = lean_array_push(x_71, x_70);
-x_73 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_73 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_74 = lean_array_push(x_73, x_15);
 x_75 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_75, 0, x_69);
@@ -23529,7 +23528,7 @@ lean_dec(x_3);
 x_88 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_1);
 x_89 = l_Array_empty___closed__1;
 x_90 = lean_array_push(x_89, x_88);
-x_91 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_91 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_92 = lean_array_push(x_90, x_91);
 x_93 = l_Lean_nullKind___closed__2;
 x_94 = lean_alloc_ctor(1, 2, 0);
@@ -23697,7 +23696,7 @@ lean_ctor_set(x_154, 0, x_153);
 lean_ctor_set(x_154, 1, x_152);
 x_155 = l_myMacro____x40_Init_Notation___hyg_6360____closed__9;
 x_156 = lean_array_push(x_155, x_154);
-x_157 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_157 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_158 = lean_array_push(x_157, x_121);
 x_159 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_159, 0, x_153);
@@ -23829,7 +23828,7 @@ lean_ctor_set(x_177, 0, x_176);
 lean_ctor_set(x_177, 1, x_175);
 x_178 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__4;
 x_179 = lean_array_push(x_178, x_177);
-x_180 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_180 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_181 = lean_array_push(x_180, x_121);
 x_182 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_182, 0, x_176);
@@ -23869,7 +23868,7 @@ lean_dec(x_3);
 x_195 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_1);
 x_196 = l_Array_empty___closed__1;
 x_197 = lean_array_push(x_196, x_195);
-x_198 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_198 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_199 = lean_array_push(x_197, x_198);
 x_200 = l_Lean_nullKind___closed__2;
 x_201 = lean_alloc_ctor(1, 2, 0);
@@ -24179,24 +24178,6 @@ x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
 return x_6;
 }
 }
-static lean_object* _init_l_Lean_Delaborator_delabLetE___closed__3() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_mk_string("typeSpec");
-return x_1;
-}
-}
-static lean_object* _init_l_Lean_Delaborator_delabLetE___closed__4() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
-x_2 = l_Lean_Delaborator_delabLetE___closed__3;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
 lean_object* l_Lean_Delaborator_delabLetE(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
@@ -24276,9 +24257,9 @@ x_31 = l_Array_empty___closed__1;
 x_32 = lean_array_push(x_31, x_30);
 x_33 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_34 = lean_array_push(x_32, x_33);
-x_35 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_35 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_36 = lean_array_push(x_35, x_20);
-x_37 = l_Lean_Delaborator_delabLetE___closed__4;
+x_37 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_38 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_38, 0, x_37);
 lean_ctor_set(x_38, 1, x_36);
@@ -24325,9 +24306,9 @@ x_61 = l_Array_empty___closed__1;
 x_62 = lean_array_push(x_61, x_60);
 x_63 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_64 = lean_array_push(x_62, x_63);
-x_65 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_65 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_66 = lean_array_push(x_65, x_20);
-x_67 = l_Lean_Delaborator_delabLetE___closed__4;
+x_67 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_68 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_68, 0, x_67);
 lean_ctor_set(x_68, 1, x_66);
@@ -26327,7 +26308,7 @@ x_81 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__5;
 x_82 = lean_array_push(x_81, x_80);
 x_83 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_84 = lean_array_push(x_82, x_83);
-x_85 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_85 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_86 = lean_array_push(x_85, x_77);
 x_87 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_87, 0, x_79);
@@ -26360,7 +26341,7 @@ x_98 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__5;
 x_99 = lean_array_push(x_98, x_97);
 x_100 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_101 = lean_array_push(x_99, x_100);
-x_102 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_102 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_103 = lean_array_push(x_102, x_93);
 x_104 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_104, 0, x_96);
@@ -27901,17 +27882,9 @@ return x_12;
 static lean_object* _init_l_Lean_Delaborator_delabProd___lambda__1___closed__1() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("×");
-return x_1;
-}
-}
-static lean_object* _init_l_Lean_Delaborator_delabProd___lambda__1___closed__2() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_2 = l_Lean_Delaborator_delabProd___lambda__1___closed__1;
+x_2 = l___kind_term____x40_Init_NotationExtra___hyg_1231____closed__2;
 x_3 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
@@ -27924,7 +27897,7 @@ _start:
 lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
 x_10 = l_Array_empty___closed__1;
 x_11 = lean_array_push(x_10, x_2);
-x_12 = l_Lean_Delaborator_delabProd___lambda__1___closed__2;
+x_12 = l_Lean_Delaborator_delabProd___lambda__1___closed__1;
 x_13 = lean_array_push(x_11, x_12);
 x_14 = lean_array_push(x_13, x_3);
 x_15 = l___kind_term____x40_Init_Notation___hyg_171____closed__1;
@@ -33660,10 +33633,6 @@ l_Lean_Delaborator_delabLetE___closed__1 = _init_l_Lean_Delaborator_delabLetE___
 lean_mark_persistent(l_Lean_Delaborator_delabLetE___closed__1);
 l_Lean_Delaborator_delabLetE___closed__2 = _init_l_Lean_Delaborator_delabLetE___closed__2();
 lean_mark_persistent(l_Lean_Delaborator_delabLetE___closed__2);
-l_Lean_Delaborator_delabLetE___closed__3 = _init_l_Lean_Delaborator_delabLetE___closed__3();
-lean_mark_persistent(l_Lean_Delaborator_delabLetE___closed__3);
-l_Lean_Delaborator_delabLetE___closed__4 = _init_l_Lean_Delaborator_delabLetE___closed__4();
-lean_mark_persistent(l_Lean_Delaborator_delabLetE___closed__4);
 l___regBuiltin_Lean_Delaborator_delabLetE___closed__1 = _init_l___regBuiltin_Lean_Delaborator_delabLetE___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_Delaborator_delabLetE___closed__1);
 res = l___regBuiltin_Lean_Delaborator_delabLetE(lean_io_mk_world());
@@ -33785,8 +33754,6 @@ l_Lean_Delaborator_delabInfixOp___closed__1 = _init_l_Lean_Delaborator_delabInfi
 lean_mark_persistent(l_Lean_Delaborator_delabInfixOp___closed__1);
 l_Lean_Delaborator_delabProd___lambda__1___closed__1 = _init_l_Lean_Delaborator_delabProd___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_Delaborator_delabProd___lambda__1___closed__1);
-l_Lean_Delaborator_delabProd___lambda__1___closed__2 = _init_l_Lean_Delaborator_delabProd___lambda__1___closed__2();
-lean_mark_persistent(l_Lean_Delaborator_delabProd___lambda__1___closed__2);
 l_Lean_Delaborator_delabProd___closed__1 = _init_l_Lean_Delaborator_delabProd___closed__1();
 lean_mark_persistent(l_Lean_Delaborator_delabProd___closed__1);
 l___regBuiltin_Lean_Delaborator_delabProd___closed__1 = _init_l___regBuiltin_Lean_Delaborator_delabProd___closed__1();
diff --git a/stage0/stdlib/Lean/Elab/Binders.c b/stage0/stdlib/Lean/Elab/Binders.c
index 232cb96b4f..f7fdbb2f4c 100644
--- a/stage0/stdlib/Lean/Elab/Binders.c
+++ b/stage0/stdlib/Lean/Elab/Binders.c
@@ -30,7 +30,6 @@ lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_expandMatchAltsInto
 extern lean_object* l_Lean_Syntax_strLitToAtom___closed__3;
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 extern lean_object* l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
-lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__12;
 lean_object* l_Lean_Elab_Term_elabLetDeclAux___lambda__1___closed__3;
 lean_object* l_Lean_Elab_Term_elabDepArrow___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -118,7 +117,6 @@ lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Term_0_
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_expandMatchAltsIntoMatchAux_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_getMatchAltNumPatterns___boxed(lean_object*);
 lean_object* l_Lean_throwError___at_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_995____spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Lean_Elab_Term_elabLetDeclCore_match__1___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Elab_Term_elabLetDeclAux___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Init_Control_Reader___instance__2___closed__2;
@@ -138,6 +136,7 @@ lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_processPostponed(uint
 lean_object* l_Lean_Meta_instantiateMVarsImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandMatchAltsIntoMatchTactic(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandFunBinders_loop(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l_Lean_Meta_setPostponed___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_getResetPostponed___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_FunBinders_propagateExpectedType___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -166,7 +165,6 @@ lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_getBinderIds(lean_o
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_FunBinders_propagateExpectedType(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_quoteAutoTactic___closed__5;
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_FunBinders_propagateExpectedType_match__2___rarg(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__3;
 lean_object* l_Lean_Elab_Term_elabTermEnsuringType(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__29;
@@ -204,7 +202,6 @@ lean_object* l_Lean_Elab_Term_elabLetDeclAux___lambda__2(lean_object*, lean_obje
 lean_object* l_Lean_Elab_Term_elabTerm(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__1;
 lean_object* l_Lean_Elab_Term_elabForall___closed__1;
-lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__11;
 lean_object* l_Lean_Elab_Term_elabForall___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabLetDeclAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkLetIdDeclView___boxed(lean_object*);
@@ -273,6 +270,7 @@ lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_elabBinderViews___l
 lean_object* l_Lean_Elab_Term_quoteAutoTactic___closed__19;
 lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Term_quoteAutoTactic___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__8;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder_match__1(lean_object*);
 lean_object* l___private_Init_Util_0__mkPanicMessageWithDecl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_isEmpty___rarg(lean_object*);
@@ -404,7 +402,6 @@ lean_object* lean_name_mk_numeral(lean_object*, lean_object*);
 extern lean_object* l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__16;
 lean_object* l_Lean_setEnv___at_Lean_Elab_Term_declareTacticSyntax___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withoutPostponingUniverseConstraintsImp___at_Lean_Elab_Term_elabBinders___spec__2___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__4;
 lean_object* l___private_Lean_Meta_Basic_0__Lean_Meta_mkFreshExprMVarImpl(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__25;
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -430,6 +427,7 @@ extern lean_object* l_Lean_mkHole___closed__2;
 lean_object* l_Lean_Elab_Term_elabBinders___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkLetIdDeclView(lean_object*);
 extern lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__10;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__9;
 lean_object* l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___boxed__const__1;
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Binders_0__Lean_Elab_Term_getBinderIds___spec__1___closed__3;
 lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__9;
@@ -437,6 +435,7 @@ lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Term_elabForall__
 lean_object* l_Lean_Elab_Term_quoteAutoTactic___closed__17;
 lean_object* l_Lean_Elab_Term_elabLetDeclAux___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_setEnv___at_Lean_Elab_Term_declareTacticSyntax___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__8;
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__6;
 lean_object* l_Lean_compileDecl___at_Lean_Elab_Term_declareTacticSyntax___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -3862,24 +3861,6 @@ goto _start;
 static lean_object* _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("simpleBinder");
-return x_1;
-}
-}
-static lean_object* _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
-x_2 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__3() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
 x_2 = l_Array_anyMUnsafe_any___at___private_Lean_Elab_Term_0__Lean_Elab_Term_isLambdaWithImplicit___spec__1___closed__1;
@@ -3887,7 +3868,7 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-static lean_object* _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__4() {
+static lean_object* _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
@@ -3914,7 +3895,7 @@ if (lean_obj_tag(x_1) == 1)
 lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
 x_9 = lean_ctor_get(x_1, 0);
 x_10 = lean_ctor_get(x_1, 1);
-x_11 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2;
+x_11 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_12 = lean_name_eq(x_9, x_11);
 if (x_12 == 0)
 {
@@ -3924,12 +3905,12 @@ x_14 = lean_name_eq(x_9, x_13);
 if (x_14 == 0)
 {
 lean_object* x_15; uint8_t x_16; 
-x_15 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__3;
+x_15 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
 x_16 = lean_name_eq(x_9, x_15);
 if (x_16 == 0)
 {
 lean_object* x_17; uint8_t x_18; 
-x_17 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__4;
+x_17 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2;
 x_18 = lean_name_eq(x_9, x_17);
 if (x_18 == 0)
 {
@@ -6425,7 +6406,7 @@ lean_ctor_set(x_36, 0, x_35);
 lean_ctor_set(x_36, 1, x_34);
 x_37 = l_myMacro____x40_Init_Notation___hyg_6360____closed__9;
 x_38 = lean_array_push(x_37, x_36);
-x_39 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_39 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_40 = lean_array_push(x_39, x_18);
 x_41 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_41, 0, x_35);
@@ -6481,7 +6462,7 @@ lean_ctor_set(x_69, 0, x_68);
 lean_ctor_set(x_69, 1, x_67);
 x_70 = l_myMacro____x40_Init_Notation___hyg_6360____closed__9;
 x_71 = lean_array_push(x_70, x_69);
-x_72 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_72 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_73 = lean_array_push(x_72, x_18);
 x_74 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_74, 0, x_68);
@@ -7175,7 +7156,7 @@ if (x_49 == 0)
 {
 lean_object* x_50; uint8_t x_51; 
 lean_dec(x_4);
-x_50 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_50 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_51 = lean_string_dec_eq(x_17, x_50);
 if (x_51 == 0)
 {
@@ -7391,7 +7372,7 @@ if (x_100 == 0)
 {
 lean_object* x_101; uint8_t x_102; 
 lean_dec(x_4);
-x_101 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_101 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_102 = lean_string_dec_eq(x_17, x_101);
 if (x_102 == 0)
 {
@@ -7658,7 +7639,7 @@ if (x_160 == 0)
 {
 lean_object* x_161; uint8_t x_162; 
 lean_dec(x_4);
-x_161 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_161 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_162 = lean_string_dec_eq(x_17, x_161);
 if (x_162 == 0)
 {
@@ -7959,7 +7940,7 @@ if (x_226 == 0)
 {
 lean_object* x_227; uint8_t x_228; 
 lean_dec(x_4);
-x_227 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_227 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_228 = lean_string_dec_eq(x_17, x_227);
 if (x_228 == 0)
 {
@@ -8294,7 +8275,7 @@ if (x_298 == 0)
 {
 lean_object* x_299; uint8_t x_300; 
 lean_dec(x_4);
-x_299 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_299 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_300 = lean_string_dec_eq(x_17, x_299);
 if (x_300 == 0)
 {
@@ -8661,7 +8642,7 @@ if (x_376 == 0)
 {
 lean_object* x_377; uint8_t x_378; 
 lean_dec(x_4);
-x_377 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_377 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_378 = lean_string_dec_eq(x_340, x_377);
 if (x_378 == 0)
 {
@@ -10919,7 +10900,7 @@ x_809 = lean_string_dec_eq(x_200, x_808);
 if (x_809 == 0)
 {
 lean_object* x_810; uint8_t x_811; 
-x_810 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1;
+x_810 = l_Lean_expandExplicitBindersAux_loop___closed__8;
 x_811 = lean_string_dec_eq(x_200, x_810);
 if (x_811 == 0)
 {
@@ -20605,34 +20586,16 @@ static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__5() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_mk_string("typeSpec");
+x_1 = lean_mk_string("Lean.Elab.Term.elabLetDeclCore");
 return x_1;
 }
 }
 static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__6() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
-x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__5;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__7() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_mk_string("Lean.Elab.Term.elabLetDeclCore");
-return x_1;
-}
-}
-static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__8() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
 x_1 = l_Lean_Elab_Term_quoteAutoTactic___closed__1;
-x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__7;
+x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__5;
 x_3 = lean_unsigned_to_nat(513u);
 x_4 = lean_unsigned_to_nat(24u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
@@ -20640,7 +20603,7 @@ x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
 return x_6;
 }
 }
-static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__9() {
+static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__7() {
 _start:
 {
 lean_object* x_1; 
@@ -20648,6 +20611,24 @@ x_1 = lean_mk_string("let!");
 return x_1;
 }
 }
+static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
+x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__7;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__9() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("let*");
+return x_1;
+}
+}
 static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__10() {
 _start:
 {
@@ -20658,24 +20639,6 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__11() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_mk_string("let*");
-return x_1;
-}
-}
-static lean_object* _init_l_Lean_Elab_Term_elabLetDeclCore___closed__12() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
-x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__11;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
 lean_object* l_Lean_Elab_Term_elabLetDeclCore(lean_object* x_1, lean_object* x_2, uint8_t x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
@@ -20856,9 +20819,9 @@ lean_inc(x_104);
 x_106 = lean_array_push(x_105, x_104);
 x_107 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_108 = lean_array_push(x_106, x_107);
-x_109 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_109 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_110 = lean_array_push(x_109, x_90);
-x_111 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_111 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_112 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_112, 0, x_111);
 lean_ctor_set(x_112, 1, x_110);
@@ -20942,7 +20905,7 @@ if (x_159 == 0)
 lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; uint8_t x_166; lean_object* x_167; 
 x_160 = lean_ctor_get(x_5, 6);
 x_161 = l_Lean_Init_Prelude___instance__73;
-x_162 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
+x_162 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 x_163 = lean_panic_fn(x_161, x_162);
 lean_inc(x_163);
 x_164 = lean_alloc_ctor(0, 2, 0);
@@ -20979,7 +20942,7 @@ lean_inc(x_169);
 lean_inc(x_168);
 lean_dec(x_5);
 x_178 = l_Lean_Init_Prelude___instance__73;
-x_179 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
+x_179 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 x_180 = lean_panic_fn(x_178, x_179);
 lean_inc(x_180);
 x_181 = lean_alloc_ctor(0, 2, 0);
@@ -21012,7 +20975,7 @@ if (x_186 == 0)
 {
 lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; lean_object* x_193; 
 x_187 = lean_ctor_get(x_5, 6);
-x_188 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_188 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_189 = l_Lean_Syntax_setKind(x_158, x_188);
 lean_inc(x_189);
 x_190 = lean_alloc_ctor(0, 2, 0);
@@ -21048,7 +21011,7 @@ lean_inc(x_196);
 lean_inc(x_195);
 lean_inc(x_194);
 lean_dec(x_5);
-x_204 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_204 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_205 = l_Lean_Syntax_setKind(x_158, x_204);
 lean_inc(x_205);
 x_206 = lean_alloc_ctor(0, 2, 0);
@@ -21149,7 +21112,7 @@ if (x_232 == 0)
 {
 lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; uint8_t x_238; lean_object* x_239; 
 x_233 = lean_ctor_get(x_5, 6);
-x_234 = l_Lean_Elab_Term_elabLetDeclCore___closed__12;
+x_234 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 x_235 = l_Lean_Syntax_setKind(x_158, x_234);
 lean_inc(x_235);
 x_236 = lean_alloc_ctor(0, 2, 0);
@@ -21185,7 +21148,7 @@ lean_inc(x_242);
 lean_inc(x_241);
 lean_inc(x_240);
 lean_dec(x_5);
-x_250 = l_Lean_Elab_Term_elabLetDeclCore___closed__12;
+x_250 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 x_251 = l_Lean_Syntax_setKind(x_158, x_250);
 lean_inc(x_251);
 x_252 = lean_alloc_ctor(0, 2, 0);
@@ -21367,7 +21330,7 @@ _start:
 {
 lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_2 = l_Lean_Elab_Term_termElabAttribute;
-x_3 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_3 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_4 = l___regBuiltin_Lean_Elab_Term_elabLetBangDecl___closed__1;
 x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
 return x_5;
@@ -21395,7 +21358,7 @@ _start:
 {
 lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_2 = l_Lean_Elab_Term_termElabAttribute;
-x_3 = l_Lean_Elab_Term_elabLetDeclCore___closed__12;
+x_3 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 x_4 = l___regBuiltin_Lean_Elab_Term_elabLetStarDecl___closed__1;
 x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
 return x_5;
@@ -21517,10 +21480,6 @@ l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1 = _init_
 lean_mark_persistent(l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__1);
 l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2 = _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2();
 lean_mark_persistent(l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__2);
-l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__3 = _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__3();
-lean_mark_persistent(l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__3);
-l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__4 = _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__4();
-lean_mark_persistent(l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___closed__4);
 l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___boxed__const__1 = _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___boxed__const__1();
 lean_mark_persistent(l___private_Lean_Elab_Binders_0__Lean_Elab_Term_matchBinder___boxed__const__1);
 l___private_Lean_Elab_Binders_0__Lean_Elab_Term_registerFailedToInferBinderTypeInfo___closed__1 = _init_l___private_Lean_Elab_Binders_0__Lean_Elab_Term_registerFailedToInferBinderTypeInfo___closed__1();
@@ -21665,10 +21624,6 @@ l_Lean_Elab_Term_elabLetDeclCore___closed__9 = _init_l_Lean_Elab_Term_elabLetDec
 lean_mark_persistent(l_Lean_Elab_Term_elabLetDeclCore___closed__9);
 l_Lean_Elab_Term_elabLetDeclCore___closed__10 = _init_l_Lean_Elab_Term_elabLetDeclCore___closed__10();
 lean_mark_persistent(l_Lean_Elab_Term_elabLetDeclCore___closed__10);
-l_Lean_Elab_Term_elabLetDeclCore___closed__11 = _init_l_Lean_Elab_Term_elabLetDeclCore___closed__11();
-lean_mark_persistent(l_Lean_Elab_Term_elabLetDeclCore___closed__11);
-l_Lean_Elab_Term_elabLetDeclCore___closed__12 = _init_l_Lean_Elab_Term_elabLetDeclCore___closed__12();
-lean_mark_persistent(l_Lean_Elab_Term_elabLetDeclCore___closed__12);
 l___regBuiltin_Lean_Elab_Term_elabLetDecl___closed__1 = _init_l___regBuiltin_Lean_Elab_Term_elabLetDecl___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_Elab_Term_elabLetDecl___closed__1);
 res = l___regBuiltin_Lean_Elab_Term_elabLetDecl(lean_io_mk_world());
diff --git a/stage0/stdlib/Lean/Elab/BuiltinNotation.c b/stage0/stdlib/Lean/Elab/BuiltinNotation.c
index 57a77a4c4a..5c7b20cac3 100644
--- a/stage0/stdlib/Lean/Elab/BuiltinNotation.c
+++ b/stage0/stdlib/Lean/Elab/BuiltinNotation.c
@@ -91,6 +91,7 @@ lean_object* l_Lean_Elab_Term_expandUMinus___closed__3;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__12;
 extern lean_object* l_Array_empty___closed__1;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__12;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__12;
 lean_object* l_Lean_Elab_Term_expandAssert_match__1(lean_object*);
 lean_object* lean_environment_find(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandEmptyC___closed__8;
@@ -110,7 +111,6 @@ lean_object* l_Lean_Elab_Term_elabNativeDecide___rarg___closed__1;
 extern lean_object* l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__15;
 lean_object* l_Lean_Meta_withNewMCtxDepth___at___private_Lean_Meta_Instances_0__Lean_Meta_mkInstanceKey___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabNativeRefl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
 lean_object* l_Lean_mkIdentFrom(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__4;
 lean_object* l_Lean_Elab_Term_expandSubtype(lean_object*, lean_object*, lean_object*);
@@ -140,7 +140,6 @@ lean_object* l___regBuiltin_Lean_Elab_Term_expandAssert___closed__3;
 extern lean_object* l_Array_getEvenElems___rarg___closed__1;
 lean_object* l_Lean_Elab_Term_mkPairs_loop___closed__2;
 lean_object* l_Lean_Elab_Term_elabSubst___closed__7;
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l_Lean_Elab_Term_elabPanic___closed__6;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Term_0__Lean_Elab_Term_elabTermAux___spec__2___rarg(lean_object*);
@@ -151,7 +150,6 @@ lean_object* l_Lean_Elab_Term_mkPairs_loop___boxed(lean_object*, lean_object*, l
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabTParserMacroAux___closed__9;
 lean_object* l_Lean_throwError___at_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_995____spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkAuxName(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__11;
 lean_object* l_Lean_Elab_Term_expandSubtype___closed__11;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabClosedTerm___lambda__1___closed__2;
@@ -172,6 +170,7 @@ lean_object* l_Lean_Meta_instantiateMVarsImp(lean_object*, lean_object*, lean_ob
 lean_object* l_Lean_Elab_Term_elabParen___closed__5;
 lean_object* l_Lean_Elab_Term_expandDbgTrace___closed__2;
 lean_object* l_Lean_Elab_Term_expandShow___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandDollar___closed__1;
 lean_object* l_Lean_Elab_Term_expandSorry___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__18;
@@ -207,7 +206,6 @@ lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_BuiltinNotation_0__
 lean_object* l_Lean_Elab_Term_elabPanic___closed__10;
 lean_object* l_Lean_Elab_Term_expandShow___closed__2;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_hasCDot_match__1___rarg(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
 lean_object* l_Lean_Elab_Term_expandUnreachable___rarg___closed__7;
 lean_object* l_Lean_Elab_Term_expandAssert_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__24;
@@ -288,6 +286,7 @@ lean_object* l_Lean_Elab_Term_elabAnonymousCtor___closed__4;
 lean_object* l_Lean_Elab_Term_expandPrefixOp(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux_match__2(lean_object*);
 lean_object* l_Lean_Elab_Term_expandSorry___rarg___closed__5;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__7;
 lean_object* l_Lean_Elab_Term_expandEmptyC___closed__6;
 lean_object* l_Lean_Elab_Term_elabTParserMacro___closed__1;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandSuffices(lean_object*);
@@ -295,6 +294,7 @@ lean_object* l_Lean_Elab_Term_elabNativeRefl___lambda__1___boxed(lean_object*, l
 lean_object* l___regBuiltin_Lean_Elab_Term_elabDecide(lean_object*);
 lean_object* l_Lean_Meta_mkExpectedTypeHint___at_Lean_Elab_Term_elabNativeRefl___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabPanic___closed__5;
+extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__7;
 lean_object* l_Lean_Elab_Term_expandShow___closed__5;
 lean_object* l_Lean_Elab_Term_expandShow___closed__15;
 lean_object* l_Lean_Elab_Term_elabSubst_match__2(lean_object*);
@@ -356,6 +356,7 @@ lean_object* l___regBuiltin_Lean_Elab_Term_expandUMinus(lean_object*);
 lean_object* l_Lean_Meta_mkArrow___at_Lean_Elab_Term_elabStateRefT___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Literal_type___closed__2;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__8;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l_Lean_Elab_Term_expandDbgTrace___closed__7;
 lean_object* l_Lean_FileMap_toPosition(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_expandDbgTrace___closed__1;
@@ -379,7 +380,6 @@ lean_object* l_Lean_Elab_Term_elabDecide___rarg___closed__1;
 lean_object* l_Lean_Elab_Term_elabPanic___closed__11;
 lean_object* l_Lean_Expr_toHeadIndex(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabBorrowed(lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
 extern lean_object* l_Lean_setOptionFromString___closed__5;
 lean_object* l_Lean_Elab_Term_elabSubst___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__13;
@@ -459,7 +459,6 @@ lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserM
 lean_object* l_Lean_Elab_Term_expandSorry___boxed(lean_object*);
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_Syntax_getSepArgs___spec__1(lean_object*, size_t, size_t, lean_object*);
 lean_object* l_Lean_Elab_getRefPos___at_Lean_Elab_Term_elabPanic___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
@@ -502,7 +501,6 @@ lean_object* l_Lean_Elab_Term_expandShow___closed__8;
 lean_object* l_Lean_Syntax_getPos(lean_object*);
 lean_object* l_Lean_Elab_Term_expandSorry___rarg___closed__8;
 lean_object* l_Lean_Elab_Term_elabNativeDecide___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 lean_object* l_Lean_Elab_Term_expandShow___closed__9;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__17;
 lean_object* l_Lean_Meta_kabstract_visit(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -559,7 +557,6 @@ lean_object* l_Lean_Meta_inferType___rarg___lambda__1(lean_object*, lean_object*
 lean_object* l_Lean_Elab_Term_expandSorry___rarg___closed__2;
 lean_object* l_Lean_Elab_Term_elabNativeDecide___boxed(lean_object*);
 lean_object* l_Lean_Elab_Term_elabSubst___closed__2;
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__9;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__8;
 lean_object* l_Lean_Elab_Term_elabPanic___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_reduceNative_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -586,6 +583,7 @@ extern lean_object* l_Lean_Init_Meta___instance__4___closed__2;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__3;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandUnreachable(lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__4;
+extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabCDot___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandAssert___closed__15;
 lean_object* l_Lean_Elab_Term_elabSubst___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -600,6 +598,7 @@ lean_object* l_Lean_Elab_Term_elabSubst___closed__8;
 lean_object* l_Lean_Meta_inferType___at_Lean_Elab_Term_elabSubst___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__13;
 lean_object* l_Lean_Elab_Term_elabAnonymousCtor___closed__7;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__4;
 lean_object* l_Lean_Meta_mkArrow___at_Lean_Elab_Term_elabStateRefT___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandAssert___closed__9;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__23;
@@ -673,6 +672,7 @@ lean_object* l_Lean_Elab_Term_expandAssert___closed__2;
 lean_object* l_Lean_Elab_Term_elabSubst___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandCDot_x3f(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabCDot_match__1___rarg(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandUnreachable___closed__1;
 lean_object* l_Lean_markBorrowed(lean_object*);
 lean_object* l_Lean_Syntax_mkLit(lean_object*, lean_object*, lean_object*);
@@ -945,8 +945,8 @@ static lean_object* _init_l_Lean_Elab_Term_expandSubtype___closed__9() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__13;
+x_2 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_3 = lean_array_push(x_1, x_2);
 return x_3;
 }
@@ -1160,7 +1160,7 @@ lean_dec(x_23);
 x_76 = lean_unsigned_to_nat(0u);
 x_77 = l_Lean_Syntax_getArg(x_17, x_76);
 lean_dec(x_17);
-x_78 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_78 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_inc(x_77);
 x_79 = l_Lean_Syntax_isOfKind(x_77, x_78);
 if (x_79 == 0)
@@ -1223,7 +1223,7 @@ lean_ctor_set(x_97, 3, x_96);
 x_98 = l_Array_empty___closed__1;
 x_99 = lean_array_push(x_98, x_97);
 x_100 = lean_array_push(x_98, x_15);
-x_101 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_101 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_102 = lean_array_push(x_101, x_87);
 x_103 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_104 = lean_alloc_ctor(1, 2, 0);
@@ -2259,7 +2259,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__9;
+x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__7;
 x_3 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
@@ -2359,9 +2359,9 @@ lean_inc(x_55);
 x_57 = lean_array_push(x_56, x_55);
 x_58 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_59 = lean_array_push(x_57, x_58);
-x_60 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_60 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_61 = lean_array_push(x_60, x_15);
-x_62 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_62 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_63 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_63, 0, x_62);
 lean_ctor_set(x_63, 1, x_61);
@@ -2388,7 +2388,7 @@ x_77 = lean_array_push(x_76, x_75);
 x_78 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_79 = lean_array_push(x_77, x_78);
 x_80 = lean_array_push(x_79, x_55);
-x_81 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_81 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_82 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_82, 0, x_81);
 lean_ctor_set(x_82, 1, x_80);
@@ -2698,9 +2698,9 @@ x_308 = l_Array_empty___closed__1;
 x_309 = lean_array_push(x_308, x_307);
 x_310 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__13;
 x_311 = lean_array_push(x_309, x_310);
-x_312 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_312 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_313 = lean_array_push(x_312, x_192);
-x_314 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_314 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_315 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_315, 0, x_314);
 lean_ctor_set(x_315, 1, x_313);
@@ -2726,7 +2726,7 @@ x_328 = lean_array_push(x_327, x_326);
 x_329 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_330 = lean_array_push(x_328, x_329);
 x_331 = lean_array_push(x_330, x_305);
-x_332 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_332 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_333 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_333, 0, x_332);
 lean_ctor_set(x_333, 1, x_331);
@@ -2831,9 +2831,9 @@ x_219 = l_Array_empty___closed__1;
 x_220 = lean_array_push(x_219, x_218);
 x_221 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__13;
 x_222 = lean_array_push(x_220, x_221);
-x_223 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_223 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_224 = lean_array_push(x_223, x_192);
-x_225 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_225 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_226 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_226, 0, x_225);
 lean_ctor_set(x_226, 1, x_224);
@@ -2859,7 +2859,7 @@ x_239 = lean_array_push(x_238, x_237);
 x_240 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_241 = lean_array_push(x_239, x_240);
 x_242 = lean_array_push(x_241, x_216);
-x_243 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_243 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_244 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_244, 0, x_243);
 lean_ctor_set(x_244, 1, x_242);
@@ -3125,9 +3125,9 @@ x_155 = l_Array_empty___closed__1;
 x_156 = lean_array_push(x_155, x_36);
 x_157 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__13;
 x_158 = lean_array_push(x_156, x_157);
-x_159 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_159 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_160 = lean_array_push(x_159, x_37);
-x_161 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_161 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_162 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_162, 0, x_161);
 lean_ctor_set(x_162, 1, x_160);
@@ -3153,7 +3153,7 @@ x_175 = lean_array_push(x_174, x_173);
 x_176 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_177 = lean_array_push(x_175, x_176);
 x_178 = lean_array_push(x_177, x_154);
-x_179 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_179 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_180 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_180, 0, x_179);
 lean_ctor_set(x_180, 1, x_178);
@@ -3260,9 +3260,9 @@ x_62 = l_Array_empty___closed__1;
 x_63 = lean_array_push(x_62, x_36);
 x_64 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__13;
 x_65 = lean_array_push(x_63, x_64);
-x_66 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_66 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_67 = lean_array_push(x_66, x_37);
-x_68 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_68 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_69 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_69, 0, x_68);
 lean_ctor_set(x_69, 1, x_67);
@@ -3288,7 +3288,7 @@ x_82 = lean_array_push(x_81, x_80);
 x_83 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_84 = lean_array_push(x_82, x_83);
 x_85 = lean_array_push(x_84, x_61);
-x_86 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
+x_86 = l_Lean_Elab_Term_elabLetDeclCore___closed__8;
 x_87 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_87, 0, x_86);
 lean_ctor_set(x_87, 1, x_85);
@@ -3401,7 +3401,7 @@ x_113 = l_Lean_Syntax_getArg(x_11, x_112);
 lean_dec(x_11);
 x_114 = l_Array_empty___closed__1;
 x_115 = lean_array_push(x_114, x_36);
-x_116 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_116 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_117 = lean_array_push(x_115, x_116);
 x_118 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_118, 0, x_25);
@@ -3933,7 +3933,7 @@ x_107 = l_Lean_Syntax_getArg(x_11, x_106);
 lean_dec(x_11);
 x_108 = l_Array_empty___closed__1;
 x_109 = lean_array_push(x_108, x_36);
-x_110 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_110 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_111 = lean_array_push(x_109, x_110);
 x_112 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_112, 0, x_25);
@@ -4074,7 +4074,7 @@ x_65 = l_Lean_Syntax_getArg(x_11, x_64);
 lean_dec(x_11);
 x_66 = l_Array_empty___closed__1;
 x_67 = lean_array_push(x_66, x_36);
-x_68 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_68 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_69 = lean_array_push(x_67, x_68);
 x_70 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_70, 0, x_25);
@@ -9300,7 +9300,7 @@ x_42 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_42, 0, x_41);
 lean_ctor_set(x_42, 1, x_40);
 x_43 = lean_array_push(x_19, x_42);
-x_44 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_44 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_45 = lean_array_push(x_44, x_7);
 x_46 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_47 = lean_alloc_ctor(1, 2, 0);
@@ -9367,7 +9367,7 @@ x_81 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_81, 0, x_80);
 lean_ctor_set(x_81, 1, x_79);
 x_82 = lean_array_push(x_65, x_81);
-x_83 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_83 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_84 = lean_array_push(x_83, x_7);
 x_85 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_86 = lean_alloc_ctor(1, 2, 0);
@@ -9559,7 +9559,7 @@ lean_ctor_set(x_17, 0, x_7);
 lean_ctor_set(x_17, 1, x_15);
 lean_ctor_set(x_17, 2, x_14);
 lean_ctor_set(x_17, 3, x_16);
-x_18 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_18 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_19 = lean_array_push(x_18, x_17);
 x_20 = l_Lean_nullKind___closed__2;
 x_21 = lean_alloc_ctor(1, 2, 0);
diff --git a/stage0/stdlib/Lean/Elab/Declaration.c b/stage0/stdlib/Lean/Elab/Declaration.c
index 5fe4f7847c..01ec9891f9 100644
--- a/stage0/stdlib/Lean/Elab/Declaration.c
+++ b/stage0/stdlib/Lean/Elab/Declaration.c
@@ -95,7 +95,6 @@ lean_object* l_List_map___at_Lean_resolveGlobalConst___spec__2(lean_object*);
 lean_object* l_Lean_Elab_Term_applyAttributesAt(lean_object*, lean_object*, uint8_t, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_Command_mkDefViewOfConstant___closed__6;
 lean_object* l_Lean_throwError___at_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_995____spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Lean_Elab_Command_expandMutualElement_match__1(lean_object*);
 lean_object* l_Lean_Elab_Command_expandInitCmd___closed__33;
 lean_object* l_Lean_Elab_Command_getLevelNames___rarg(lean_object*, lean_object*);
@@ -113,6 +112,7 @@ lean_object* l___regBuiltin_Lean_Elab_Command_elabDeclaration___closed__1;
 extern lean_object* l_Lean_Elab_Command_expandInCmd___closed__7;
 lean_object* l_Lean_Meta_instantiateMVarsImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Elab_Command_0__Lean_Elab_Command_addNamespace___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Declaration_0__Lean_Elab_Command_elabMutualInductive___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 extern lean_object* l_Lean_throwUnknownConstant___rarg___closed__2;
@@ -196,6 +196,7 @@ extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 lean_object* l_Lean_Elab_Command_expandInitCmd___closed__21;
 lean_object* l_Lean_Elab_Command_expandMutualElement___closed__1;
 lean_object* l_Lean_Elab_Command_expandMutualPreamble___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l_Lean_Elab_Command_expandMutualPreamble___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabMutual___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_expandInitCmd___closed__38;
@@ -259,7 +260,6 @@ lean_object* l___private_Lean_Elab_Declaration_0__Lean_Elab_Command_elabMutualIn
 lean_object* l_Lean_Elab_Command_expandMutualElement_match__3(lean_object*);
 lean_object* l_Lean_Elab_Command_expandInitCmd___closed__17;
 lean_object* l_Lean_Elab_Command_expandDeclNamespace_x3f___closed__8;
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_getCurrMacroScope(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Declaration_0__Lean_Elab_Command_inductiveSyntaxToView_match__3(lean_object*);
@@ -7190,9 +7190,9 @@ x_42 = l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 x_43 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_43, 0, x_42);
 lean_ctor_set(x_43, 1, x_41);
-x_44 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_44 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_45 = lean_array_push(x_44, x_43);
-x_46 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_46 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_47 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_47, 0, x_46);
 lean_ctor_set(x_47, 1, x_45);
@@ -7391,9 +7391,9 @@ x_164 = l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 x_165 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_165, 0, x_164);
 lean_ctor_set(x_165, 1, x_163);
-x_166 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_166 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_167 = lean_array_push(x_166, x_165);
-x_168 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_168 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_169 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_169, 0, x_168);
 lean_ctor_set(x_169, 1, x_167);
diff --git a/stage0/stdlib/Lean/Elab/DefView.c b/stage0/stdlib/Lean/Elab/DefView.c
index 4a2572c9ce..bdc81b35d6 100644
--- a/stage0/stdlib/Lean/Elab/DefView.c
+++ b/stage0/stdlib/Lean/Elab/DefView.c
@@ -15,10 +15,10 @@ extern "C" {
 #endif
 lean_object* l_Lean_throwError___at___private_Lean_Elab_Command_0__Lean_Elab_Command_elabCommandUsing___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_expandOptDeclSig(lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__5;
 lean_object* l_Lean_Elab_Command_mkDefView___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_DefKind_isExample_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
 uint8_t l_Lean_Elab_DefKind_isDefOrAbbrevOrOpaque(uint8_t);
 lean_object* l_Lean_Elab_Command_mkDefViewOfConstant_match__2(lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
@@ -886,7 +886,7 @@ lean_ctor_set(x_25, 2, x_21);
 lean_ctor_set(x_25, 3, x_24);
 x_26 = l_Array_empty___closed__1;
 x_27 = lean_array_push(x_26, x_25);
-x_28 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
+x_28 = l_Lean_expandExplicitBindersAux_loop___closed__5;
 x_29 = lean_array_push(x_27, x_28);
 x_30 = l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 x_31 = lean_alloc_ctor(1, 2, 0);
diff --git a/stage0/stdlib/Lean/Elab/Do.c b/stage0/stdlib/Lean/Elab/Do.c
index f30ca943e3..7c40dfa19c 100644
--- a/stage0/stdlib/Lean/Elab/Do.c
+++ b/stage0/stdlib/Lean/Elab/Do.c
@@ -44,6 +44,7 @@ extern lean_object* l_Lean_Elab_Term_Quotation_stxQuot_expand___closed__21;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_matchNestedTermResult_match__1(lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doSeqToCode___closed__9;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandTermUnless___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__5;
 lean_object* l_Lean_Expr_mvarId_x21(lean_object*);
 uint8_t l_Lean_Elab_Term_Do_hasExitPointPred_loop___at_Lean_Elab_Term_Do_hasBreakContinue___spec__1(lean_object*);
 lean_object* l_Lean_Elab_Term_Do_hasExitPointPred_loop___lambda__1(lean_object*, lean_object*);
@@ -52,7 +53,6 @@ lean_object* l_Lean_Elab_Term_Do_hasBreakContinueReturn_match__1___rarg(lean_obj
 extern lean_object* l_Lean_Syntax_strLitToAtom___closed__3;
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 extern lean_object* l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__12;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doLetArrowToCode___closed__1;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___lambda__4___closed__5;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_extractBind___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -69,7 +69,6 @@ lean_object* l_Lean_Elab_Term_Do_ToTerm_seqToTermCore___closed__13;
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_Do_mkMatch___spec__1(lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_CodeBlocl_toMessageData(lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
 lean_object* l_Lean_Elab_Term_Do_pullExitPointsAux___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_RBNode_insert___at_Lean_NameSet_insert___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_getLetIdDeclVar(lean_object*);
@@ -236,7 +235,6 @@ lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 uint8_t l_Lean_Elab_Term_Do_ToTerm_Lean_Elab_Do___instance__3;
 lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Term_Do_ToCodeBlock_mkForInBody___spec__1(lean_object*);
 lean_object* l_Lean_MessageData_ofList(lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doForToCode___closed__10;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_toTerm___closed__1;
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Term_0__Lean_Elab_Term_elabTermAux___spec__2___rarg(lean_object*);
@@ -250,7 +248,6 @@ lean_object* l_Lean_Elab_Term_Do_convertTerminalActionIntoJmp_loop(lean_object*,
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___lambda__2___closed__6;
 extern lean_object* l___private_Lean_Meta_ExprDefEq_0__Lean_Meta_CheckAssignment_addAssignmentInfo___rarg___closed__3;
 lean_object* l_Lean_Elab_Term_Do_mkAuxDeclFor___rarg___lambda__5___closed__2;
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_Elab_Term_Do_mkMatch___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___spec__1___closed__6;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_varsToMessageData___boxed(lean_object*);
@@ -289,6 +286,7 @@ lean_object* l_Lean_Elab_Term_Do_eraseVars(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToTerm_continueToTermCore_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___spec__6___boxed(lean_object**);
 lean_object* l_Lean_Elab_Term_expandTermReturn___boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l_Lean_Elab_Term_Do_mkFreshJP___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_expandLiftMethod(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___lambda__3___closed__3;
@@ -343,7 +341,6 @@ lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_Do_ToCodeBlock_doTryToCo
 lean_object* l_Lean_Elab_Term_Do_ToTerm_breakToTermCore___closed__9;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doUnlessToCode(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_RBNode_fold___at_Lean_registerTagAttribute___spec__1(lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___lambda__1(lean_object*, lean_object*, uint8_t, uint8_t, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___at_Lean_Elab_Term_Do_CodeBlocl_toMessageData_loop___spec__3(lean_object*);
 lean_object* l_List_map___at___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_varsToMessageData___spec__1(lean_object*);
@@ -472,7 +469,6 @@ lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doForToCode___closed__9;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_Do_ToTerm_mkJoinPointCore___spec__1___closed__2;
 uint8_t l_Array_anyMUnsafe_any___at_Lean_Elab_Term_Do_extendUpdatedVarsAux_update___spec__4(lean_object*, lean_object*, size_t, size_t);
 lean_object* l_Lean_Elab_Term_Do_homogenize(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__11;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_returnToTermCore___closed__25;
 uint8_t l_Lean_Elab_Term_Do_hasExitPoint(lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToTerm_continueToTerm(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -496,6 +492,7 @@ lean_object* l_Lean_Elab_Term_Do_pullExitPointsAux_match__1___rarg(lean_object*,
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doReassignArrowToCode___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__7;
 lean_object* l_Lean_Syntax_setKind(lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__7;
 lean_object* l_Std_RBNode_appendTrees___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doForToCode___closed__1;
 lean_object* l_Lean_Elab_Term_Do_mkAuxDeclFor___rarg___lambda__3___closed__7;
@@ -629,6 +626,7 @@ lean_object* l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTermCore___closed__7;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doMatchToCode___boxed__const__1;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_mkNestedKind___closed__1;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_reassignToTermCore___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_checkLetArrowRHS(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_getLetEqnsDeclVar___boxed(lean_object*);
 lean_object* l___private_Init_Util_0__mkPanicMessageWithDecl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -668,7 +666,6 @@ lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doLetArrowToCode_match__1(lean_obje
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doSeqToCode_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_mkUnless(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Term_Do_ToTerm_toTerm___spec__1(lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_mkIte(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_getLetPatDeclVars_match__1(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_expandTermUnless(lean_object*);
@@ -837,7 +834,6 @@ lean_object* l_Array_foldlMUnsafe_fold___at_Lean_Elab_Term_Do_mkMatch___spec__2(
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doLetArrowToCode___lambda__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToTerm_mkUVarTuple(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkMonadAlias___closed__2;
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 extern lean_object* l_Lean_Elab_initFn____x40_Lean_Elab_Util___hyg_839____closed__1;
 lean_object* l_Lean_Elab_Term_Do_hasBreakContinueReturn_match__1(lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToTerm_reassignToTermCore___closed__8;
@@ -929,6 +925,7 @@ lean_object* l_Lean_Elab_Term_Do_mkFreshJP___lambda__1___boxed(lean_object*, lea
 lean_object* l_Lean_Elab_Term_Do_mkAuxDeclFor___rarg___lambda__3___closed__2;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doForToCode___closed__5;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_matchNestedTermResult_match__1___rarg(uint8_t, uint8_t, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 lean_object* l_Lean_Elab_Term_Do_mkMatch(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_st_ref_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_mkFreshJP___lambda__1___closed__1;
@@ -1038,6 +1035,7 @@ extern lean_object* l_Init_System_ST___instance__1___closed__1;
 lean_object* l_Lean_throwError___at_Lean_Elab_Term_Do_mkJmp___spec__5___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_5787____closed__9;
 lean_object* l_Lean_indentD(lean_object*);
+extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__9;
 lean_object* l_Lean_Elab_Term_Do_mkAuxDeclFor___rarg___lambda__5___closed__4;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__1;
 lean_object* l_Array_foldrMUnsafe_fold___at___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_expandDoIf_x3f___spec__1___closed__1;
@@ -1077,6 +1075,7 @@ lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doReturnToCode___lambda__1___boxed(
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_getDoSeqElems___closed__4;
 lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_mkPure___rarg___closed__4;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__2;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_checkReassignable___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTermCore___closed__10;
 lean_object* l_Lean_Expr_getAppFn(lean_object*);
@@ -1090,6 +1089,7 @@ lean_object* l_Lean_Elab_Term_Do_ToTerm_reassignToTermCore(lean_object*, lean_ob
 lean_object* l_Lean_Elab_Term_Do_hasExitPointPred_loop_match__1(lean_object*);
 lean_object* l_Lean_Elab_Term_expandTermUnless(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Do_getDoLetArrowVars___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__4;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_matchNestedTermResult___closed__38;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_matchNestedTermResult___closed__21;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_breakToTermCore___closed__2;
@@ -1148,7 +1148,6 @@ lean_object* l_Lean_Elab_Term_Do_getDoReassignVars___closed__1;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_returnToTermCore___closed__6;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_mkIdBindFor___closed__3;
 lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doTryToCode_match__1(lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__6;
 extern lean_object* l_Lean_Meta_caseValueAux___lambda__3___closed__6;
 lean_object* l_Lean_Elab_Term_Do_mkFreshJP_x27(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyMUnsafe_any___at_Lean_Elab_Term_Do_mkReassignCore___spec__1(lean_object*, lean_object*, size_t, size_t);
@@ -1189,6 +1188,7 @@ lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__7;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkMonadAlias___closed__5;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_reassignToTermCore___closed__6;
 lean_object* l_Lean_Elab_Term_Do_ToTerm_continueToTermCore___closed__16;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 lean_object* l_Lean_Elab_Term_Do_CodeBlocl_toMessageData_loop_match__1(lean_object*);
 lean_object* l_Lean_Elab_Term_Do_mkAuxDeclFor___rarg___lambda__1___closed__3;
 extern lean_object* l_Lean_Elab_Term_Quotation_stxQuot_expand___closed__19;
@@ -23616,7 +23616,7 @@ lean_ctor_set(x_161, 0, x_150);
 lean_ctor_set(x_161, 1, x_159);
 lean_ctor_set(x_161, 2, x_158);
 lean_ctor_set(x_161, 3, x_160);
-x_162 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_162 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_163 = lean_array_push(x_162, x_161);
 x_164 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_165 = lean_alloc_ctor(1, 2, 0);
@@ -23627,7 +23627,7 @@ x_167 = l_Lean_nullKind___closed__2;
 x_168 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_168, 0, x_167);
 lean_ctor_set(x_168, 1, x_166);
-x_169 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_169 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_170 = lean_array_push(x_169, x_168);
 x_171 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_171, 0, x_167);
@@ -23753,7 +23753,7 @@ lean_ctor_set(x_237, 0, x_226);
 lean_ctor_set(x_237, 1, x_235);
 lean_ctor_set(x_237, 2, x_234);
 lean_ctor_set(x_237, 3, x_236);
-x_238 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_238 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_239 = lean_array_push(x_238, x_237);
 x_240 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_241 = lean_alloc_ctor(1, 2, 0);
@@ -23764,7 +23764,7 @@ x_243 = l_Lean_nullKind___closed__2;
 x_244 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_244, 0, x_243);
 lean_ctor_set(x_244, 1, x_242);
-x_245 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_245 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_246 = lean_array_push(x_245, x_244);
 x_247 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_247, 0, x_243);
@@ -23895,7 +23895,7 @@ lean_ctor_set(x_314, 0, x_303);
 lean_ctor_set(x_314, 1, x_312);
 lean_ctor_set(x_314, 2, x_311);
 lean_ctor_set(x_314, 3, x_313);
-x_315 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_315 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_316 = lean_array_push(x_315, x_314);
 x_317 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_318 = lean_alloc_ctor(1, 2, 0);
@@ -23906,7 +23906,7 @@ x_320 = l_Lean_nullKind___closed__2;
 x_321 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_321, 0, x_320);
 lean_ctor_set(x_321, 1, x_319);
-x_322 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_322 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_323 = lean_array_push(x_322, x_321);
 x_324 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_324, 0, x_320);
@@ -24074,7 +24074,7 @@ lean_ctor_set(x_412, 0, x_401);
 lean_ctor_set(x_412, 1, x_410);
 lean_ctor_set(x_412, 2, x_409);
 lean_ctor_set(x_412, 3, x_411);
-x_413 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_413 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_414 = lean_array_push(x_413, x_412);
 x_415 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_416 = lean_alloc_ctor(1, 2, 0);
@@ -24085,7 +24085,7 @@ x_418 = l_Lean_nullKind___closed__2;
 x_419 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_419, 0, x_418);
 lean_ctor_set(x_419, 1, x_417);
-x_420 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_420 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_421 = lean_array_push(x_420, x_419);
 x_422 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_422, 0, x_418);
@@ -25249,7 +25249,7 @@ lean_ctor_set(x_1017, 0, x_1006);
 lean_ctor_set(x_1017, 1, x_1015);
 lean_ctor_set(x_1017, 2, x_1014);
 lean_ctor_set(x_1017, 3, x_1016);
-x_1018 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_1018 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_1019 = lean_array_push(x_1018, x_1017);
 x_1020 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_1021 = lean_alloc_ctor(1, 2, 0);
@@ -25260,7 +25260,7 @@ x_1023 = l_Lean_nullKind___closed__2;
 x_1024 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1024, 0, x_1023);
 lean_ctor_set(x_1024, 1, x_1022);
-x_1025 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_1025 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_1026 = lean_array_push(x_1025, x_1024);
 x_1027 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1027, 0, x_1023);
@@ -25401,7 +25401,7 @@ lean_ctor_set(x_1095, 0, x_1084);
 lean_ctor_set(x_1095, 1, x_1093);
 lean_ctor_set(x_1095, 2, x_1092);
 lean_ctor_set(x_1095, 3, x_1094);
-x_1096 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_1096 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_1097 = lean_array_push(x_1096, x_1095);
 x_1098 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_1099 = lean_alloc_ctor(1, 2, 0);
@@ -25412,7 +25412,7 @@ x_1101 = l_Lean_nullKind___closed__2;
 x_1102 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1102, 0, x_1101);
 lean_ctor_set(x_1102, 1, x_1100);
-x_1103 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_1103 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 x_1104 = lean_array_push(x_1103, x_1102);
 x_1105 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1105, 0, x_1101);
@@ -26219,7 +26219,7 @@ lean_ctor_set(x_18, 3, x_17);
 x_19 = l_Array_empty___closed__1;
 x_20 = lean_array_push(x_19, x_18);
 x_21 = lean_array_push(x_19, x_1);
-x_22 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_22 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_23 = lean_array_push(x_22, x_2);
 x_24 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_25 = lean_alloc_ctor(1, 2, 0);
@@ -26581,7 +26581,7 @@ x_52 = l_Array_empty___closed__1;
 x_53 = lean_array_push(x_52, x_51);
 x_54 = lean_array_push(x_52, x_45);
 x_55 = lean_array_push(x_52, x_37);
-x_56 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_56 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_57 = lean_array_push(x_56, x_39);
 x_58 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_59 = lean_alloc_ctor(1, 2, 0);
@@ -26814,7 +26814,7 @@ x_152 = l_Array_empty___closed__1;
 x_153 = lean_array_push(x_152, x_151);
 x_154 = lean_array_push(x_152, x_145);
 x_155 = lean_array_push(x_152, x_137);
-x_156 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_156 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_157 = lean_array_push(x_156, x_139);
 x_158 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_159 = lean_alloc_ctor(1, 2, 0);
@@ -27560,7 +27560,7 @@ lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean
 x_17 = lean_ctor_get(x_14, 0);
 lean_inc(x_17);
 lean_dec(x_14);
-x_18 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_18 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_19 = l_Array_mapMUnsafe_map___at_Lean_Elab_Term_Do_ToTerm_mkJoinPointCore___spec__1___lambda__1(x_1, x_17, x_18, x_5, x_6, x_7);
 x_20 = lean_ctor_get(x_19, 0);
 lean_inc(x_20);
@@ -27613,7 +27613,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__11;
+x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__9;
 x_3 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
@@ -27680,7 +27680,7 @@ lean_inc(x_22);
 lean_dec(x_5);
 x_23 = l_Array_empty___closed__1;
 x_24 = lean_array_push(x_23, x_22);
-x_25 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
+x_25 = l_Lean_expandExplicitBindersAux_loop___closed__5;
 x_26 = lean_array_push(x_24, x_25);
 x_27 = l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 x_28 = lean_alloc_ctor(1, 2, 0);
@@ -27695,9 +27695,9 @@ x_33 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_33, 0, x_32);
 lean_ctor_set(x_33, 1, x_31);
 x_34 = lean_array_push(x_30, x_33);
-x_35 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_35 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_36 = lean_array_push(x_35, x_28);
-x_37 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_37 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_38 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_38, 0, x_37);
 lean_ctor_set(x_38, 1, x_36);
@@ -27723,7 +27723,7 @@ x_51 = lean_array_push(x_50, x_49);
 x_52 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_53 = lean_array_push(x_51, x_52);
 x_54 = lean_array_push(x_53, x_4);
-x_55 = l_Lean_Elab_Term_elabLetDeclCore___closed__12;
+x_55 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 x_56 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_56, 0, x_55);
 lean_ctor_set(x_56, 1, x_54);
@@ -27743,7 +27743,7 @@ lean_inc(x_59);
 lean_dec(x_5);
 x_60 = l_Array_empty___closed__1;
 x_61 = lean_array_push(x_60, x_59);
-x_62 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
+x_62 = l_Lean_expandExplicitBindersAux_loop___closed__5;
 x_63 = lean_array_push(x_61, x_62);
 x_64 = l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 x_65 = lean_alloc_ctor(1, 2, 0);
@@ -27758,9 +27758,9 @@ x_70 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_70, 0, x_69);
 lean_ctor_set(x_70, 1, x_68);
 x_71 = lean_array_push(x_67, x_70);
-x_72 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_72 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_73 = lean_array_push(x_72, x_65);
-x_74 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_74 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_75 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_75, 0, x_74);
 lean_ctor_set(x_75, 1, x_73);
@@ -27786,7 +27786,7 @@ x_88 = lean_array_push(x_87, x_86);
 x_89 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_90 = lean_array_push(x_88, x_89);
 x_91 = lean_array_push(x_90, x_4);
-x_92 = l_Lean_Elab_Term_elabLetDeclCore___closed__12;
+x_92 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 x_93 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_93, 0, x_92);
 lean_ctor_set(x_93, 1, x_91);
@@ -27867,7 +27867,7 @@ lean_inc(x_110);
 lean_dec(x_5);
 x_111 = l_Array_empty___closed__1;
 x_112 = lean_array_push(x_111, x_110);
-x_113 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
+x_113 = l_Lean_expandExplicitBindersAux_loop___closed__5;
 x_114 = lean_array_push(x_112, x_113);
 x_115 = l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 x_116 = lean_alloc_ctor(1, 2, 0);
@@ -27882,9 +27882,9 @@ x_121 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_121, 0, x_120);
 lean_ctor_set(x_121, 1, x_119);
 x_122 = lean_array_push(x_118, x_121);
-x_123 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_123 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_124 = lean_array_push(x_123, x_116);
-x_125 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_125 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_126 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_126, 0, x_125);
 lean_ctor_set(x_126, 1, x_124);
@@ -27910,7 +27910,7 @@ x_139 = lean_array_push(x_138, x_137);
 x_140 = l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__18;
 x_141 = lean_array_push(x_139, x_140);
 x_142 = lean_array_push(x_141, x_4);
-x_143 = l_Lean_Elab_Term_elabLetDeclCore___closed__12;
+x_143 = l_Lean_Elab_Term_elabLetDeclCore___closed__10;
 x_144 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_144, 0, x_143);
 lean_ctor_set(x_144, 1, x_142);
@@ -36271,7 +36271,7 @@ x_85 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 x_86 = lean_array_push(x_84, x_85);
 x_87 = l_Lean_mkHole___closed__1;
 x_88 = lean_name_mk_string(x_3, x_87);
-x_89 = l_myMacro____x40_Init_Tactics___hyg_508____closed__6;
+x_89 = l_Lean_expandExplicitBindersAux_loop___closed__2;
 x_90 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_90, 0, x_88);
 lean_ctor_set(x_90, 1, x_89);
@@ -39922,7 +39922,7 @@ lean_ctor_set(x_269, 0, x_268);
 lean_ctor_set(x_269, 1, x_267);
 x_270 = lean_array_push(x_228, x_269);
 x_271 = lean_array_push(x_228, x_13);
-x_272 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
+x_272 = l_Lean_expandExplicitBindersAux_loop___closed__4;
 lean_inc(x_32);
 x_273 = lean_array_push(x_272, x_32);
 x_274 = lean_alloc_ctor(1, 2, 0);
diff --git a/stage0/stdlib/Lean/Elab/Level.c b/stage0/stdlib/Lean/Elab/Level.c
index ce5af5bfb1..47fa44b33e 100644
--- a/stage0/stdlib/Lean/Elab/Level.c
+++ b/stage0/stdlib/Lean/Elab/Level.c
@@ -44,16 +44,16 @@ lean_object* l_ReaderT_bind___at_Lean_Elab_Level_Lean_Elab_Level___instance__1__
 lean_object* l_Lean_Elab_throwIllFormedSyntax___at_Lean_Elab_Level_elabLevel___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Level_Lean_Elab_Level___instance__1___closed__3;
 lean_object* l_Lean_Elab_Level_elabLevel___closed__6;
-lean_object* l_Lean_mkLevelIMax(lean_object*, lean_object*);
 lean_object* l_Subarray_forInUnsafe_loop___at_Lean_Elab_Level_elabLevel___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Subarray_forInUnsafe_loop___at_Lean_Elab_Level_elabLevel___spec__4(lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_numLitKind;
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Level_mkFreshLevelMVar(lean_object*, lean_object*);
 extern lean_object* l_Lean_Level_LevelToFormat_Result_format___closed__2;
+lean_object* l_Lean_mkLevelMax_x27(lean_object*, lean_object*);
 lean_object* l_Lean_replaceRef(lean_object*, lean_object*);
-lean_object* l_Lean_mkLevelMax(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Level_Lean_Elab_Level___instance__3___closed__4;
+lean_object* l_Lean_mkLevelIMax_x27(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Level_elabLevel___closed__12;
 lean_object* l_Lean_Elab_Level_elabLevel_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Level_elabLevel_match__1(lean_object*);
@@ -728,7 +728,7 @@ lean_inc(x_12);
 x_13 = lean_ctor_get(x_11, 1);
 lean_inc(x_13);
 lean_dec(x_11);
-x_14 = l_Lean_mkLevelIMax(x_4, x_12);
+x_14 = l_Lean_mkLevelIMax_x27(x_4, x_12);
 x_15 = 1;
 x_16 = x_3 + x_15;
 x_3 = x_16;
@@ -792,7 +792,7 @@ lean_inc(x_12);
 x_13 = lean_ctor_get(x_11, 1);
 lean_inc(x_13);
 lean_dec(x_11);
-x_14 = l_Lean_mkLevelMax(x_4, x_12);
+x_14 = l_Lean_mkLevelMax_x27(x_4, x_12);
 x_15 = 1;
 x_16 = x_3 + x_15;
 x_3 = x_16;
diff --git a/stage0/stdlib/Lean/Elab/Match.c b/stage0/stdlib/Lean/Elab/Match.c
index 4f23697911..111074c27a 100644
--- a/stage0/stdlib/Lean/Elab/Match.c
+++ b/stage0/stdlib/Lean/Elab/Match.c
@@ -207,7 +207,6 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_waitExpectedType_matc
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processVar___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___closed__2;
 lean_object* l_Lean_MessageData_ofList(lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l_Lean_Elab_Term_ToDepElimPattern_main___closed__1;
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Term_0__Lean_Elab_Term_elabTermAux___spec__2___rarg(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__3;
@@ -221,7 +220,6 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed
 lean_object* l_Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorApp___lambda__1(lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwError___at_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_995____spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkAuxName(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Lean_addTrace___at_Lean_Elab_Term_elabMatchAltView___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabMatch_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabMatch_match__2___rarg(lean_object*, lean_object*, lean_object*);
@@ -243,6 +241,7 @@ lean_object* l_Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorApp___lambda
 lean_object* l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___closed__1;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_throwCtorExpected___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwError___at___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_throwInvalidPattern___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isAuxDiscrName___closed__2;
 lean_object* l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Term_finalizePatternDecls___spec__2___closed__3;
@@ -475,6 +474,7 @@ lean_object* l_Lean_Elab_Term_elabMatch_match__26(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_nameToPattern___closed__19;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_resolveId_x3f___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_tryPostponeIfDiscrTypeIsMVar___spec__1(lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_Elab_Term_withDepElimPatterns___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorAppAux_match__2(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__1___rarg(lean_object*, lean_object*);
@@ -615,7 +615,6 @@ lean_object* l___private_Lean_Util_Trace_0__Lean_checkTraceOptionM___at_Lean_Ela
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_expandNonAtomicDiscrs_x3f_loop___lambda__1___boxed(lean_object**);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_mkLocalDeclFor_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEq___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchTypeAndDiscrs_loop___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 extern lean_object* l_Lean_Elab_initFn____x40_Lean_Elab_Util___hyg_839____closed__1;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_expandMacrosInPatterns___spec__1(size_t, size_t, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
@@ -885,6 +884,7 @@ lean_object* l_Lean_Elab_Term_Lean_Elab_Match___instance__1(lean_object*);
 lean_object* l_Lean_throwError___at___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processVar___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__1;
 lean_object* l_Lean_Meta_Match_Pattern_toExpr(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 lean_object* l_Lean_Elab_Term_elabMatch_match__23___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_mkLit(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
@@ -1040,9 +1040,9 @@ x_18 = l_Array_empty___closed__1;
 x_19 = lean_array_push(x_18, x_3);
 x_20 = l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 x_21 = lean_array_push(x_19, x_20);
-x_22 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_22 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_23 = lean_array_push(x_22, x_4);
-x_24 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_24 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_25 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_25, 0, x_24);
 lean_ctor_set(x_25, 1, x_23);
@@ -6156,7 +6156,7 @@ static lean_object* _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectP
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -8970,7 +8970,7 @@ x_49 = lean_array_push(x_47, x_33);
 x_50 = l_Lean_Syntax_mkStrLit(x_31, x_43);
 lean_dec(x_31);
 x_51 = lean_array_push(x_49, x_50);
-x_52 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_52 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_53 = lean_array_push(x_51, x_52);
 x_54 = l_Lean_nullKind___closed__2;
 x_55 = lean_alloc_ctor(1, 2, 0);
@@ -9008,7 +9008,7 @@ x_69 = lean_array_push(x_67, x_33);
 x_70 = l_Lean_Syntax_mkStrLit(x_31, x_63);
 lean_dec(x_31);
 x_71 = lean_array_push(x_69, x_70);
-x_72 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_72 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_73 = lean_array_push(x_71, x_72);
 x_74 = l_Lean_nullKind___closed__2;
 x_75 = lean_alloc_ctor(1, 2, 0);
@@ -9068,7 +9068,7 @@ x_100 = l_Nat_repr(x_81);
 x_101 = l_Lean_numLitKind;
 x_102 = l_Lean_Syntax_mkLit(x_101, x_100, x_93);
 x_103 = lean_array_push(x_99, x_102);
-x_104 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_104 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_105 = lean_array_push(x_103, x_104);
 x_106 = l_Lean_nullKind___closed__2;
 x_107 = lean_alloc_ctor(1, 2, 0);
@@ -9107,7 +9107,7 @@ x_122 = l_Nat_repr(x_81);
 x_123 = l_Lean_numLitKind;
 x_124 = l_Lean_Syntax_mkLit(x_123, x_122, x_115);
 x_125 = lean_array_push(x_121, x_124);
-x_126 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_126 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_127 = lean_array_push(x_125, x_126);
 x_128 = l_Lean_nullKind___closed__2;
 x_129 = lean_alloc_ctor(1, 2, 0);
@@ -29284,7 +29284,7 @@ else
 lean_object* x_106; lean_object* x_107; uint8_t x_108; 
 x_106 = l_Lean_Syntax_getArg(x_98, x_80);
 lean_dec(x_98);
-x_107 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_107 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_inc(x_106);
 x_108 = l_Lean_Syntax_isOfKind(x_106, x_107);
 if (x_108 == 0)
diff --git a/stage0/stdlib/Lean/Elab/Quotation.c b/stage0/stdlib/Lean/Elab/Quotation.c
index d60150ee34..eb8e4a5793 100644
--- a/stage0/stdlib/Lean/Elab/Quotation.c
+++ b/stage0/stdlib/Lean/Elab/Quotation.c
@@ -107,7 +107,6 @@ lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_compile
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_4868____closed__9;
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__19;
 lean_object* l_List_range(lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l_List_zipWith___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* lean_string_utf8_extract(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss_match__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -223,6 +222,7 @@ lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSy
 lean_object* l_Lean_Elab_addMacroStack___at_Lean_Elab_Term_Lean_Elab_Term___instance__7___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__21;
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_compileStxMatch_match__3___rarg(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__7;
 lean_object* l_Lean_Elab_Term_Quotation_match__syntax_expand_match__1(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_Quotation_elabTacticQuotSeq___closed__1;
 lean_object* l_Lean_Elab_Term_Quotation_isAntiquotSplicePat___boxed(lean_object*);
@@ -292,7 +292,6 @@ lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Quotation_0__Lean_E
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_elimAntiquotChoices_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_getHeadInfo___elambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__1___closed__5;
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__13;
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_getHeadInfo___lambda__1___closed__1;
@@ -508,6 +507,7 @@ lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_compile
 lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__43;
 lean_object* l_Lean_Elab_Term_Quotation_unescapeAntiquot(lean_object*);
 lean_object* l_Lean_Elab_getBetterRef(lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 lean_object* l_Lean_Elab_Term_Quotation_HeadInfo_generalizes___boxed(lean_object*, lean_object*);
 uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_mkLit(lean_object*, lean_object*, lean_object*);
@@ -6200,7 +6200,7 @@ lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_explode
 _start:
 {
 lean_object* x_4; lean_object* x_5; 
-x_4 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_4 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_5 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_5, 0, x_4);
 lean_ctor_set(x_5, 1, x_3);
@@ -10518,7 +10518,7 @@ x_71 = lean_array_push(x_69, x_70);
 x_72 = lean_array_push(x_71, x_70);
 x_73 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
 x_74 = lean_array_push(x_72, x_73);
-x_75 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_75 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_76 = lean_array_push(x_75, x_18);
 x_77 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_78 = lean_alloc_ctor(1, 2, 0);
@@ -10572,7 +10572,7 @@ x_102 = lean_array_push(x_100, x_101);
 x_103 = lean_array_push(x_102, x_101);
 x_104 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
 x_105 = lean_array_push(x_103, x_104);
-x_106 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_106 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_107 = lean_array_push(x_106, x_18);
 x_108 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_109 = lean_alloc_ctor(1, 2, 0);
@@ -10740,7 +10740,7 @@ x_165 = lean_array_push(x_163, x_164);
 x_166 = lean_array_push(x_165, x_164);
 x_167 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
 x_168 = lean_array_push(x_166, x_167);
-x_169 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_169 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_170 = lean_array_push(x_169, x_18);
 x_171 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_172 = lean_alloc_ctor(1, 2, 0);
@@ -11609,7 +11609,7 @@ x_500 = lean_array_push(x_498, x_499);
 x_501 = lean_array_push(x_500, x_499);
 x_502 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
 x_503 = lean_array_push(x_501, x_502);
-x_504 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_504 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_505 = lean_array_push(x_504, x_441);
 x_506 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_507 = lean_alloc_ctor(1, 2, 0);
@@ -12106,7 +12106,7 @@ x_681 = lean_array_push(x_679, x_680);
 x_682 = lean_array_push(x_681, x_680);
 x_683 = l_Std_Range_myMacro____x40_Init_Data_Range___hyg_331____closed__16;
 x_684 = lean_array_push(x_682, x_683);
-x_685 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_685 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_686 = lean_array_push(x_685, x_620);
 x_687 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_688 = lean_alloc_ctor(1, 2, 0);
diff --git a/stage0/stdlib/Lean/Elab/StructInst.c b/stage0/stdlib/Lean/Elab/StructInst.c
index fff4732367..e10cd00003 100644
--- a/stage0/stdlib/Lean/Elab/StructInst.c
+++ b/stage0/stdlib/Lean/Elab/StructInst.c
@@ -170,7 +170,6 @@ lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_StructInst_0__Le
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
 lean_object* l_Lean_Elab_Term_StructInst_formatField(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_mkCtorHeaderAux_match__1(lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Std_AssocList_contains___at___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_mkFieldMap___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_isModifyOp_x3f_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_synthesizeAppInstMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -203,6 +202,7 @@ lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_isMod
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_elabModifyOp___closed__5;
 lean_object* l_Lean_Elab_Term_StructInst_DefaultFields_propagate(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_Field_toSyntax___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_mkCtorHeaderAux_match__3(lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
@@ -777,7 +777,7 @@ x_9 = l_Lean_mkOptionalNode___closed__1;
 x_10 = l_Lean_Syntax_setArg(x_1, x_4, x_9);
 x_11 = l_Array_empty___closed__1;
 x_12 = lean_array_push(x_11, x_10);
-x_13 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_13 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_14 = lean_array_push(x_13, x_8);
 x_15 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_16 = lean_alloc_ctor(1, 2, 0);
diff --git a/stage0/stdlib/Lean/Elab/Structure.c b/stage0/stdlib/Lean/Elab/Structure.c
index a6cc5f3d56..002717afac 100644
--- a/stage0/stdlib/Lean/Elab/Structure.c
+++ b/stage0/stdlib/Lean/Elab/Structure.c
@@ -521,6 +521,7 @@ lean_object* l___private_Lean_Elab_Structure_0__Lean_Elab_Command_updateResultin
 lean_object* l___private_Lean_Elab_Structure_0__Lean_Elab_Command_updateResultingUniverse___closed__2;
 lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Structure_0__Lean_Elab_Command_expandFields___spec__8___closed__4;
 lean_object* l___private_Lean_Elab_Structure_0__Lean_Elab_Command_levelMVarToParamFVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__2;
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Structure_0__Lean_Elab_Command_elabStructureView___spec__4___closed__1;
 lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Structure_0__Lean_Elab_Command_expandFields___spec__9___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppFn(lean_object*);
@@ -562,7 +563,6 @@ lean_object* l_Lean_Elab_Command_checkValidInductiveModifier(lean_object*, lean_
 lean_object* l_Lean_mkConst(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_elabModifiers___at___private_Lean_Elab_Structure_0__Lean_Elab_Command_expandCtor___spec__1___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_0__Lean_Elab_Command_processSubfields_loop___rarg___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__6;
 lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Elab_Term_elabForall___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_0__Lean_Elab_Command_collectUniversesFromFields(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Structure_0__Lean_Elab_Command_findFieldInfo_x3f___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -16904,7 +16904,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Elab_Level_elabLevel___closed__6;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__6;
+x_2 = l_Lean_expandExplicitBindersAux_loop___closed__2;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
diff --git a/stage0/stdlib/Lean/Elab/Syntax.c b/stage0/stdlib/Lean/Elab/Syntax.c
index bbff6f6216..d38750ddc8 100644
--- a/stage0/stdlib/Lean/Elab/Syntax.c
+++ b/stage0/stdlib/Lean/Elab/Syntax.c
@@ -142,6 +142,7 @@ lean_object* l_Lean_Elab_Term_toParserDescrAux___closed__20;
 lean_object* l_Lean_Elab_Command_expandMacroArgIntoPattern(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_withExpectedType(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__12;
 extern lean_object* l___regBuiltin_Lean_Elab_Term_Quotation_elabTacticQuot___closed__1;
 lean_object* lean_environment_find(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_expandMixfix___closed__24;
@@ -163,7 +164,6 @@ uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_expandElab___closed__35;
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_expandNotationAux___closed__7;
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_declareSyntaxCatQuotParser___closed__22;
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
 lean_object* l_Lean_Elab_Command_expandElab___closed__4;
 lean_object* l___private_Init_Meta_0__Array_filterSepElemsMAux___at_Lean_Elab_Command_elabNoKindMacroRulesAux___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkIdentFrom(lean_object*, lean_object*);
@@ -182,7 +182,6 @@ lean_object* l_Lean_Elab_Command_withExpectedType___closed__3;
 lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Command_elabMacroRulesAux___spec__3(lean_object*, lean_object*);
 lean_object* l_Lean_MessageData_ofList(lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___closed__10;
 lean_object* l___regBuiltin_Lean_Elab_Command_elabElab(lean_object*);
 lean_object* l_List_map___at_Lean_resolveGlobalConst___spec__2(lean_object*);
@@ -190,7 +189,6 @@ lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Term_0_
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_declareSyntaxCatQuotParser___closed__33;
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_elabKindPrio___closed__3;
 lean_object* l_Lean_Elab_Command_elabMacroRulesAux___closed__9;
-extern lean_object* l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
 lean_object* l_Lean_Elab_Term_toParserDescrAux_match__2(lean_object*);
 lean_object* l_Lean_Elab_Term_toParserDescrAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_Term_mkTermElabAttributeUnsafe___closed__7;
@@ -223,6 +221,7 @@ lean_object* l_Lean_Elab_Command_expandElab___closed__17;
 lean_object* l_Lean_throwError___at_Lean_Elab_Term_checkLeftRec___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_expandNotationAux___closed__3;
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_declareSyntaxCatQuotParser___closed__54;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l_Subarray_forInUnsafe_loop___at___private_Lean_Elab_Syntax_0__Lean_Elab_Term_mkParserSeq___spec__1___closed__6;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___closed__42;
 lean_object* l_Lean_Elab_Command_expandMixfix___closed__13;
@@ -456,6 +455,7 @@ extern lean_object* l_myMacro____x40_Init_Notation___hyg_38____closed__8;
 lean_object* l_Nat_pred(lean_object*);
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_declareSyntaxCatQuotParser___closed__12;
 lean_object* l_Lean_Elab_Command_expandElab___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l_Lean_FileMap_toPosition(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_toParserDescrAux___closed__34;
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_expandNotationAux___closed__5;
@@ -515,7 +515,6 @@ lean_object* l_Lean_Elab_Command_expandElab___closed__1;
 extern lean_object* l_Lean_nullKind___closed__2;
 lean_object* l_Lean_Elab_Command_expandMixfix(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_addMessageContextFull___at_Lean_Meta_Lean_Meta_Basic___instance__10___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8;
 lean_object* l_Lean_Elab_Command_expandElab___closed__41;
 lean_object* l_Lean_Elab_Term_checkLeftRec___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__7;
@@ -569,6 +568,7 @@ extern lean_object* l_Lean_Elab_Term_mkTermElabAttributeUnsafe___closed__9;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___closed__13;
 lean_object* l_Lean_Elab_Command_expandElab___closed__16;
 lean_object* l_Lean_Elab_Command_elabNoKindMacroRulesAux___closed__3;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__6;
 lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Term_checkLeftRec___spec__1(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Command_elabDeclareSyntaxCat___closed__3;
 lean_object* l___private_Lean_Elab_Syntax_0__Lean_Elab_Command_isAtomLikeSyntax___boxed(lean_object*);
@@ -581,7 +581,6 @@ extern lean_object* l_Lean_Elab_Command_mkCommandElabAttributeUnsafe___closed__1
 lean_object* l_Lean_Elab_Command_expandMixfix___closed__17;
 uint8_t l_Lean_Parser_isParserCategory(lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Command_expandMacro___spec__2(size_t, size_t, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__6;
 extern lean_object* l_Lean_Elab_initFn____x40_Lean_Elab_Util___hyg_839____closed__1;
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_toParserDescrAux_match__3(lean_object*);
@@ -821,6 +820,7 @@ lean_object* l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
 lean_object* l_Lean_Elab_Command_expandElab___closed__29;
 lean_object* l_Lean_Elab_Command_elabSyntax___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwError___at_Lean_Elab_Command_elabEnd___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 lean_object* l_Lean_Elab_Command_elabElab___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_mkLit(lean_object*, lean_object*, lean_object*);
@@ -8291,9 +8291,9 @@ lean_ctor_set(x_57, 0, x_21);
 lean_ctor_set(x_57, 1, x_55);
 lean_ctor_set(x_57, 2, x_54);
 lean_ctor_set(x_57, 3, x_56);
-x_58 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_58 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_59 = lean_array_push(x_58, x_57);
-x_60 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_60 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_61 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_61, 0, x_60);
 lean_ctor_set(x_61, 1, x_59);
@@ -10268,9 +10268,9 @@ lean_ctor_set(x_80, 0, x_45);
 lean_ctor_set(x_80, 1, x_78);
 lean_ctor_set(x_80, 2, x_77);
 lean_ctor_set(x_80, 3, x_79);
-x_81 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_81 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_82 = lean_array_push(x_81, x_80);
-x_83 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_83 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_84 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_84, 0, x_83);
 lean_ctor_set(x_84, 1, x_82);
@@ -10406,9 +10406,9 @@ lean_ctor_set(x_165, 0, x_130);
 lean_ctor_set(x_165, 1, x_163);
 lean_ctor_set(x_165, 2, x_162);
 lean_ctor_set(x_165, 3, x_164);
-x_166 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_166 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_167 = lean_array_push(x_166, x_165);
-x_168 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_168 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_169 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_169, 0, x_168);
 lean_ctor_set(x_169, 1, x_167);
@@ -10950,9 +10950,9 @@ lean_ctor_set(x_37, 0, x_34);
 lean_ctor_set(x_37, 1, x_35);
 lean_ctor_set(x_37, 2, x_33);
 lean_ctor_set(x_37, 3, x_36);
-x_38 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_38 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_39 = lean_array_push(x_38, x_37);
-x_40 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_40 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_41 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_41, 0, x_40);
 lean_ctor_set(x_41, 1, x_39);
@@ -11773,7 +11773,7 @@ static lean_object* _init_l_Lean_Elab_Command_elabMacroRulesAux___closed__18() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__6;
 x_2 = l_myMacro____x40_Init_Notation___hyg_6360____closed__17;
 x_3 = lean_array_push(x_1, x_2);
 return x_3;
@@ -12061,9 +12061,9 @@ lean_ctor_set(x_65, 0, x_19);
 lean_ctor_set(x_65, 1, x_63);
 lean_ctor_set(x_65, 2, x_62);
 lean_ctor_set(x_65, 3, x_64);
-x_66 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_66 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_67 = lean_array_push(x_66, x_65);
-x_68 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_68 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_69 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_69, 0, x_68);
 lean_ctor_set(x_69, 1, x_67);
@@ -12273,9 +12273,9 @@ lean_ctor_set(x_188, 0, x_142);
 lean_ctor_set(x_188, 1, x_186);
 lean_ctor_set(x_188, 2, x_185);
 lean_ctor_set(x_188, 3, x_187);
-x_189 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_189 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_190 = lean_array_push(x_189, x_188);
-x_191 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_191 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_192 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_192, 0, x_191);
 lean_ctor_set(x_192, 1, x_190);
@@ -14213,7 +14213,7 @@ x_353 = l_Lean_Syntax_getArg(x_1, x_348);
 x_354 = lean_unsigned_to_nat(4u);
 x_355 = l_Lean_Syntax_getArg(x_1, x_354);
 lean_dec(x_1);
-x_356 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_356 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_357 = lean_array_push(x_356, x_352);
 x_358 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_358, 0, x_342);
@@ -14382,7 +14382,7 @@ lean_inc(x_54);
 x_55 = lean_ctor_get(x_2, 1);
 lean_inc(x_55);
 lean_dec(x_2);
-x_56 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_56 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_57 = lean_array_push(x_56, x_50);
 x_58 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_58, 0, x_40);
@@ -14560,7 +14560,7 @@ lean_inc(x_121);
 x_122 = lean_ctor_get(x_2, 1);
 lean_inc(x_122);
 lean_dec(x_2);
-x_123 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_123 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_124 = lean_array_push(x_123, x_117);
 x_125 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_125, 0, x_107);
@@ -14761,7 +14761,7 @@ lean_inc(x_199);
 x_200 = lean_ctor_get(x_2, 1);
 lean_inc(x_200);
 lean_dec(x_2);
-x_201 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_201 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_202 = lean_array_push(x_201, x_189);
 x_203 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_203, 0, x_179);
@@ -14960,7 +14960,7 @@ lean_inc(x_277);
 x_278 = lean_ctor_get(x_2, 1);
 lean_inc(x_278);
 lean_dec(x_2);
-x_279 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_279 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_280 = lean_array_push(x_279, x_273);
 x_281 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_281, 0, x_263);
@@ -15942,7 +15942,7 @@ x_56 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_56, 0, x_51);
 lean_ctor_set(x_56, 1, x_55);
 x_57 = lean_array_push(x_54, x_56);
-x_58 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_58 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_59 = lean_array_push(x_57, x_58);
 x_60 = lean_array_push(x_59, x_23);
 x_61 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -16004,7 +16004,7 @@ lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean
 x_93 = lean_ctor_get(x_3, 0);
 lean_inc(x_93);
 lean_dec(x_3);
-x_94 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_94 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_95 = lean_array_push(x_94, x_93);
 x_96 = l_Lean_Elab_Command_expandMixfix___closed__8;
 x_97 = lean_alloc_ctor(1, 2, 0);
@@ -16038,7 +16038,7 @@ x_115 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_115, 0, x_100);
 lean_ctor_set(x_115, 1, x_114);
 x_116 = lean_array_push(x_113, x_115);
-x_117 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_117 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_118 = lean_array_push(x_116, x_117);
 x_119 = lean_array_push(x_118, x_23);
 x_120 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -16142,7 +16142,7 @@ x_176 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_176, 0, x_171);
 lean_ctor_set(x_176, 1, x_175);
 x_177 = lean_array_push(x_174, x_176);
-x_178 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_178 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_179 = lean_array_push(x_177, x_178);
 x_180 = lean_array_push(x_179, x_23);
 x_181 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -16206,7 +16206,7 @@ lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217;
 x_214 = lean_ctor_get(x_3, 0);
 lean_inc(x_214);
 lean_dec(x_3);
-x_215 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_215 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_216 = lean_array_push(x_215, x_214);
 x_217 = l_Lean_Elab_Command_expandMixfix___closed__8;
 x_218 = lean_alloc_ctor(1, 2, 0);
@@ -16240,7 +16240,7 @@ x_236 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_236, 0, x_221);
 lean_ctor_set(x_236, 1, x_235);
 x_237 = lean_array_push(x_234, x_236);
-x_238 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_238 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_239 = lean_array_push(x_237, x_238);
 x_240 = lean_array_push(x_239, x_23);
 x_241 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -17545,7 +17545,7 @@ x_81 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_81, 0, x_59);
 lean_ctor_set(x_81, 1, x_80);
 x_82 = lean_array_push(x_79, x_81);
-x_83 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_83 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_84 = lean_array_push(x_82, x_83);
 x_85 = lean_array_push(x_84, x_17);
 x_86 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -17642,7 +17642,7 @@ x_144 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_144, 0, x_122);
 lean_ctor_set(x_144, 1, x_143);
 x_145 = lean_array_push(x_142, x_144);
-x_146 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_146 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_147 = lean_array_push(x_145, x_146);
 x_148 = lean_array_push(x_147, x_17);
 x_149 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -17756,7 +17756,7 @@ x_213 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_213, 0, x_191);
 lean_ctor_set(x_213, 1, x_212);
 x_214 = lean_array_push(x_211, x_213);
-x_215 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_215 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_216 = lean_array_push(x_214, x_215);
 x_217 = lean_array_push(x_216, x_17);
 x_218 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -17855,7 +17855,7 @@ x_277 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_277, 0, x_255);
 lean_ctor_set(x_277, 1, x_276);
 x_278 = lean_array_push(x_275, x_277);
-x_279 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_279 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_280 = lean_array_push(x_278, x_279);
 x_281 = lean_array_push(x_280, x_17);
 x_282 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -19178,7 +19178,7 @@ x_97 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_97, 0, x_76);
 lean_ctor_set(x_97, 1, x_96);
 x_98 = lean_array_push(x_95, x_97);
-x_99 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_99 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_100 = lean_array_push(x_98, x_99);
 x_101 = lean_array_push(x_100, x_17);
 x_102 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -19261,9 +19261,9 @@ lean_ctor_set(x_147, 0, x_85);
 lean_ctor_set(x_147, 1, x_145);
 lean_ctor_set(x_147, 2, x_144);
 lean_ctor_set(x_147, 3, x_146);
-x_148 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_148 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_149 = lean_array_push(x_148, x_147);
-x_150 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_150 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_151 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_151, 0, x_150);
 lean_ctor_set(x_151, 1, x_149);
@@ -19430,7 +19430,7 @@ x_248 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_248, 0, x_227);
 lean_ctor_set(x_248, 1, x_247);
 x_249 = lean_array_push(x_246, x_248);
-x_250 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_250 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_251 = lean_array_push(x_249, x_250);
 x_252 = lean_array_push(x_251, x_17);
 x_253 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -19514,9 +19514,9 @@ lean_ctor_set(x_299, 0, x_236);
 lean_ctor_set(x_299, 1, x_297);
 lean_ctor_set(x_299, 2, x_296);
 lean_ctor_set(x_299, 3, x_298);
-x_300 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_300 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_301 = lean_array_push(x_300, x_299);
-x_302 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_302 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_303 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_303, 0, x_302);
 lean_ctor_set(x_303, 1, x_301);
@@ -19683,7 +19683,7 @@ x_400 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_400, 0, x_379);
 lean_ctor_set(x_400, 1, x_399);
 x_401 = lean_array_push(x_398, x_400);
-x_402 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_402 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_403 = lean_array_push(x_401, x_402);
 x_404 = lean_array_push(x_403, x_17);
 x_405 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -19767,9 +19767,9 @@ lean_ctor_set(x_451, 0, x_388);
 lean_ctor_set(x_451, 1, x_449);
 lean_ctor_set(x_451, 2, x_448);
 lean_ctor_set(x_451, 3, x_450);
-x_452 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_452 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_453 = lean_array_push(x_452, x_451);
-x_454 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_454 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_455 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_455, 0, x_454);
 lean_ctor_set(x_455, 1, x_453);
@@ -19795,7 +19795,7 @@ lean_ctor_set(x_465, 2, x_463);
 lean_ctor_set(x_465, 3, x_410);
 lean_inc(x_465);
 x_466 = lean_array_push(x_377, x_465);
-x_467 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_467 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_468 = lean_array_push(x_466, x_467);
 x_469 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_469, 0, x_379);
@@ -19967,7 +19967,7 @@ x_564 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_564, 0, x_543);
 lean_ctor_set(x_564, 1, x_563);
 x_565 = lean_array_push(x_562, x_564);
-x_566 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_566 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_567 = lean_array_push(x_565, x_566);
 x_568 = lean_array_push(x_567, x_17);
 x_569 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -20051,9 +20051,9 @@ lean_ctor_set(x_615, 0, x_552);
 lean_ctor_set(x_615, 1, x_613);
 lean_ctor_set(x_615, 2, x_612);
 lean_ctor_set(x_615, 3, x_614);
-x_616 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_616 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_617 = lean_array_push(x_616, x_615);
-x_618 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_618 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_619 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_619, 0, x_618);
 lean_ctor_set(x_619, 1, x_617);
@@ -20324,7 +20324,7 @@ x_762 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_762, 0, x_741);
 lean_ctor_set(x_762, 1, x_761);
 x_763 = lean_array_push(x_760, x_762);
-x_764 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_764 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_765 = lean_array_push(x_763, x_764);
 x_766 = lean_array_push(x_765, x_17);
 x_767 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -20407,9 +20407,9 @@ lean_ctor_set(x_812, 0, x_750);
 lean_ctor_set(x_812, 1, x_810);
 lean_ctor_set(x_812, 2, x_809);
 lean_ctor_set(x_812, 3, x_811);
-x_813 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_813 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_814 = lean_array_push(x_813, x_812);
-x_815 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_815 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_816 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_816, 0, x_815);
 lean_ctor_set(x_816, 1, x_814);
@@ -20578,7 +20578,7 @@ x_914 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_914, 0, x_893);
 lean_ctor_set(x_914, 1, x_913);
 x_915 = lean_array_push(x_912, x_914);
-x_916 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_916 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_917 = lean_array_push(x_915, x_916);
 x_918 = lean_array_push(x_917, x_17);
 x_919 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -20662,9 +20662,9 @@ lean_ctor_set(x_965, 0, x_902);
 lean_ctor_set(x_965, 1, x_963);
 lean_ctor_set(x_965, 2, x_962);
 lean_ctor_set(x_965, 3, x_964);
-x_966 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_966 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_967 = lean_array_push(x_966, x_965);
-x_968 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_968 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_969 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_969, 0, x_968);
 lean_ctor_set(x_969, 1, x_967);
@@ -20833,7 +20833,7 @@ x_1067 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1067, 0, x_1046);
 lean_ctor_set(x_1067, 1, x_1066);
 x_1068 = lean_array_push(x_1065, x_1067);
-x_1069 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_1069 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_1070 = lean_array_push(x_1068, x_1069);
 x_1071 = lean_array_push(x_1070, x_17);
 x_1072 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -20917,9 +20917,9 @@ lean_ctor_set(x_1118, 0, x_1055);
 lean_ctor_set(x_1118, 1, x_1116);
 lean_ctor_set(x_1118, 2, x_1115);
 lean_ctor_set(x_1118, 3, x_1117);
-x_1119 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_1119 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_1120 = lean_array_push(x_1119, x_1118);
-x_1121 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_1121 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_1122 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1122, 0, x_1121);
 lean_ctor_set(x_1122, 1, x_1120);
@@ -20945,7 +20945,7 @@ lean_ctor_set(x_1132, 2, x_1130);
 lean_ctor_set(x_1132, 3, x_1077);
 lean_inc(x_1132);
 x_1133 = lean_array_push(x_1044, x_1132);
-x_1134 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_1134 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_1135 = lean_array_push(x_1133, x_1134);
 x_1136 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1136, 0, x_1046);
@@ -21118,7 +21118,7 @@ x_1232 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1232, 0, x_1211);
 lean_ctor_set(x_1232, 1, x_1231);
 x_1233 = lean_array_push(x_1230, x_1232);
-x_1234 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
+x_1234 = l_Lean_expandExplicitBindersAux_loop___closed__12;
 x_1235 = lean_array_push(x_1233, x_1234);
 x_1236 = lean_array_push(x_1235, x_17);
 x_1237 = l___regBuiltin_Lean_Elab_Command_elabSyntax___closed__1;
@@ -21202,9 +21202,9 @@ lean_ctor_set(x_1283, 0, x_1220);
 lean_ctor_set(x_1283, 1, x_1281);
 lean_ctor_set(x_1283, 2, x_1280);
 lean_ctor_set(x_1283, 3, x_1282);
-x_1284 = l_Lean_myMacro____x40_Lean_Data_FormatMacro___hyg_44____closed__3;
+x_1284 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_1285 = lean_array_push(x_1284, x_1283);
-x_1286 = l_Lean_Elab_Term_elabLetDeclCore___closed__6;
+x_1286 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_1287 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_1287, 0, x_1286);
 lean_ctor_set(x_1287, 1, x_1285);
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Basic.c b/stage0/stdlib/Lean/Elab/Tactic/Basic.c
index 12b6808b4f..2c1e17eb63 100644
--- a/stage0/stdlib/Lean/Elab/Tactic/Basic.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Basic.c
@@ -140,7 +140,6 @@ lean_object* l_Lean_Elab_Tactic_tryCatch(lean_object*);
 lean_object* l_Lean_Elab_Tactic_setGoals___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Basic_0__Lean_Elab_Tactic_evalTacticUsing_loop_match__2(lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Tactic_expandTacticMacroFns_loop___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l_Lean_Elab_Tactic_liftMetaMAtMain_match__1___rarg(lean_object*, lean_object*);
 uint8_t l_Lean_Name_isPrefixOf(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getGoals___boxed(lean_object*);
@@ -616,6 +615,7 @@ lean_object* l_Lean_Meta_assignExprMVar___at_Lean_Elab_Tactic_closeUsingOrAdmit_
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalTacticSeqBracketed___closed__2;
 lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Tactic_forEachVar___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Tactic_forEachVar___spec__1(lean_object*, lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 lean_object* l_Lean_Elab_Tactic_evalIntros___lambda__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_List_forIn_loop___at_Lean_Elab_Tactic_tagUntaggedGoals___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -10895,7 +10895,7 @@ lean_ctor_set(x_118, 1, x_117);
 x_119 = lean_array_push(x_96, x_118);
 x_120 = l_myMacro____x40_Init_Notation___hyg_6360____closed__17;
 x_121 = lean_array_push(x_119, x_120);
-x_122 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_122 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_123 = lean_array_push(x_121, x_122);
 x_124 = l_Lean_Elab_Tactic_evalIntro___closed__6;
 x_125 = lean_alloc_ctor(1, 2, 0);
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Binders.c b/stage0/stdlib/Lean/Elab/Tactic/Binders.c
index 63d8e527db..5102983671 100644
--- a/stage0/stdlib/Lean/Elab/Tactic/Binders.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Binders.c
@@ -37,7 +37,6 @@ lean_object* l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1;
 extern lean_object* l_myMacro____x40_Init_Tactics___hyg_31____closed__1;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic(lean_object*);
 lean_object* lean_array_push(lean_object*, lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2;
 lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__6;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic(lean_object*);
@@ -51,6 +50,7 @@ lean_object* l___private_Lean_Elab_Tactic_Binders_0__Lean_Elab_Tactic_liftTermBi
 extern lean_object* l_Array_myMacro____x40_Init_Data_Array_Macros___hyg_496____closed__1;
 lean_object* l_Lean_Elab_Tactic_expandLetRecTactic(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1;
+extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__7;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__18;
 lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__7;
 extern lean_object* l_Lean_Init_Prelude___instance__72___closed__1;
@@ -82,7 +82,6 @@ lean_object* l___private_Lean_Elab_Tactic_Binders_0__Lean_Elab_Tactic_liftTermBi
 lean_object* l_Lean_Syntax_getKind(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2;
 lean_object* l___private_Lean_Elab_Tactic_Binders_0__Lean_Elab_Tactic_liftTermBinderSyntax___closed__2;
-extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__9;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandShowTactic(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetRecTactic___closed__1;
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
@@ -97,6 +96,7 @@ lean_object* l___private_Lean_Elab_Tactic_Binders_0__Lean_Elab_Tactic_liftTermBi
 lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__2;
 lean_object* l_Lean_Elab_Tactic_expandShowTactic___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__1;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__3;
 uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Binders_0__Lean_Elab_Tactic_liftTermBinderSyntax_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
@@ -194,7 +194,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l___private_Lean_Elab_Tactic_Binders_0__Lean_Elab_Tactic_liftTermBinderSyntax___closed__2;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
+x_2 = l_Lean_expandExplicitBindersAux_loop___closed__3;
 x_3 = lean_array_push(x_1, x_2);
 return x_3;
 }
@@ -460,7 +460,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_myMacro____x40_Init_Tactics___hyg_31____closed__2;
-x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__9;
+x_2 = l_Lean_Elab_Term_elabLetDeclCore___closed__7;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
diff --git a/stage0/stdlib/Lean/Level.c b/stage0/stdlib/Lean/Level.c
index 9540cb7329..dd32f4cb94 100644
--- a/stage0/stdlib/Lean/Level.c
+++ b/stage0/stdlib/Lean/Level.c
@@ -134,6 +134,7 @@ lean_object* l_Lean_Level_LevelToFormat_Result_format___closed__2;
 uint64_t l_Lean_Level_mkData(size_t, lean_object*, uint8_t, uint8_t);
 lean_object* l_Lean_Level_getLevelOffset_match__1(lean_object*);
 lean_object* lean_level_update_max(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_mkLevelMax_x27(lean_object*, lean_object*);
 lean_object* l_Lean_Level_normalize___closed__1;
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 uint32_t l_UInt64_toUInt32(uint64_t);
@@ -144,6 +145,7 @@ lean_object* l_Lean_Level_ofNat_match__1___rarg___boxed(lean_object*, lean_objec
 lean_object* l___private_Lean_Level_0__Lean_Level_LevelToFormat_formatLst___at_Lean_Level_LevelToFormat_Result_format___spec__2(lean_object*);
 lean_object* l_Lean_Level_occurs_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Level_depth___boxed(lean_object*);
+lean_object* l_Lean_mkLevelIMax_x27(lean_object*, lean_object*);
 lean_object* l_Lean_Level_toNat(lean_object*);
 lean_object* l_Lean_Level_LevelToFormat_Result_max(lean_object*, lean_object*);
 lean_object* l_Lean_Level_normLtAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -243,6 +245,7 @@ lean_object* l_Lean_Level_dec_match__1___rarg(lean_object*, lean_object*, lean_o
 lean_object* l_Lean_Level_updateSucc_x21___closed__2;
 lean_object* l_Lean_Level_normLtAux_match__1(lean_object*);
 lean_object* l_Lean_Level_LevelToFormat_Result_succ(lean_object*);
+lean_object* l_Lean_mkLevelMax_x27_match__1___rarg(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Format_paren___closed__4;
 lean_object* l___private_Lean_Level_0__Lean_Level_LevelToFormat_formatLst_match__1(lean_object*);
 uint8_t l_Lean_Level_isMVar(lean_object*);
@@ -278,6 +281,7 @@ lean_object* l_Lean_Level_hashEx___boxed(lean_object*);
 lean_object* l_Lean_Level_hasMVar___boxed(lean_object*);
 lean_object* l_Lean_Level_ofNat(lean_object*);
 uint8_t l_Lean_Level_isMaxIMax(lean_object*);
+lean_object* l_Lean_mkLevelMax_x27_match__1(lean_object*);
 extern lean_object* l_Lean_Format_paren___closed__3;
 lean_object* l_Lean_Level_hash___boxed(lean_object*);
 lean_object* l_Lean_Level_instantiateParams(lean_object*, lean_object*);
@@ -5809,6 +5813,291 @@ x_1 = l_Lean_Level_Lean_Level___instance__7___closed__1;
 return x_1;
 }
 }
+lean_object* l_Lean_mkLevelMax_x27_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_1) == 2)
+{
+lean_object* x_4; lean_object* x_5; uint64_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_3);
+x_4 = lean_ctor_get(x_1, 0);
+lean_inc(x_4);
+x_5 = lean_ctor_get(x_1, 1);
+lean_inc(x_5);
+x_6 = lean_ctor_get_uint64(x_1, sizeof(void*)*2);
+lean_dec(x_1);
+x_7 = lean_box_uint64(x_6);
+x_8 = lean_apply_3(x_2, x_4, x_5, x_7);
+return x_8;
+}
+else
+{
+lean_object* x_9; 
+lean_dec(x_2);
+x_9 = lean_apply_1(x_3, x_1);
+return x_9;
+}
+}
+}
+lean_object* l_Lean_mkLevelMax_x27_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_mkLevelMax_x27_match__1___rarg), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_mkLevelMax_x27(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_13; lean_object* x_21; uint8_t x_32; 
+x_32 = l_Lean_Level_isExplicit(x_1);
+if (x_32 == 0)
+{
+lean_object* x_33; 
+x_33 = lean_box(0);
+x_21 = x_33;
+goto block_31;
+}
+else
+{
+uint8_t x_34; 
+x_34 = l_Lean_Level_isExplicit(x_2);
+if (x_34 == 0)
+{
+lean_object* x_35; 
+x_35 = lean_box(0);
+x_21 = x_35;
+goto block_31;
+}
+else
+{
+lean_object* x_36; lean_object* x_37; lean_object* x_38; uint8_t x_39; 
+x_36 = lean_unsigned_to_nat(0u);
+x_37 = l_Lean_Level_getOffsetAux(x_2, x_36);
+x_38 = l_Lean_Level_getOffsetAux(x_1, x_36);
+x_39 = lean_nat_dec_le(x_37, x_38);
+lean_dec(x_38);
+lean_dec(x_37);
+if (x_39 == 0)
+{
+lean_dec(x_1);
+return x_2;
+}
+else
+{
+lean_dec(x_2);
+return x_1;
+}
+}
+}
+block_12:
+{
+lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+lean_dec(x_3);
+x_4 = l_Lean_Level_getLevelOffset(x_1);
+x_5 = l_Lean_Level_getLevelOffset(x_2);
+x_6 = lean_level_eq(x_4, x_5);
+lean_dec(x_5);
+lean_dec(x_4);
+if (x_6 == 0)
+{
+lean_object* x_7; 
+x_7 = l_Lean_mkLevelMax(x_1, x_2);
+return x_7;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
+x_8 = lean_unsigned_to_nat(0u);
+x_9 = l_Lean_Level_getOffsetAux(x_2, x_8);
+x_10 = l_Lean_Level_getOffsetAux(x_1, x_8);
+x_11 = lean_nat_dec_le(x_9, x_10);
+lean_dec(x_10);
+lean_dec(x_9);
+if (x_11 == 0)
+{
+lean_dec(x_1);
+return x_2;
+}
+else
+{
+lean_dec(x_2);
+return x_1;
+}
+}
+}
+block_20:
+{
+lean_dec(x_13);
+if (lean_obj_tag(x_2) == 2)
+{
+lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_14 = lean_ctor_get(x_2, 0);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_2, 1);
+lean_inc(x_15);
+x_16 = lean_level_eq(x_1, x_14);
+lean_dec(x_14);
+if (x_16 == 0)
+{
+uint8_t x_17; 
+x_17 = lean_level_eq(x_1, x_15);
+lean_dec(x_15);
+if (x_17 == 0)
+{
+lean_object* x_18; 
+x_18 = lean_box(0);
+x_3 = x_18;
+goto block_12;
+}
+else
+{
+lean_dec(x_1);
+return x_2;
+}
+}
+else
+{
+lean_dec(x_15);
+lean_dec(x_1);
+return x_2;
+}
+}
+else
+{
+lean_object* x_19; 
+x_19 = lean_box(0);
+x_3 = x_19;
+goto block_12;
+}
+}
+block_31:
+{
+uint8_t x_22; 
+lean_dec(x_21);
+x_22 = lean_level_eq(x_1, x_2);
+if (x_22 == 0)
+{
+uint8_t x_23; 
+x_23 = l_Lean_Level_isZero(x_1);
+if (x_23 == 0)
+{
+uint8_t x_24; 
+x_24 = l_Lean_Level_isZero(x_2);
+if (x_24 == 0)
+{
+if (lean_obj_tag(x_1) == 2)
+{
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_1, 0);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_1, 1);
+lean_inc(x_26);
+x_27 = lean_level_eq(x_2, x_25);
+lean_dec(x_25);
+if (x_27 == 0)
+{
+uint8_t x_28; 
+x_28 = lean_level_eq(x_2, x_26);
+lean_dec(x_26);
+if (x_28 == 0)
+{
+lean_object* x_29; 
+x_29 = lean_box(0);
+x_13 = x_29;
+goto block_20;
+}
+else
+{
+lean_dec(x_2);
+return x_1;
+}
+}
+else
+{
+lean_dec(x_26);
+lean_dec(x_2);
+return x_1;
+}
+}
+else
+{
+lean_object* x_30; 
+x_30 = lean_box(0);
+x_13 = x_30;
+goto block_20;
+}
+}
+else
+{
+lean_dec(x_2);
+return x_1;
+}
+}
+else
+{
+lean_dec(x_1);
+return x_2;
+}
+}
+else
+{
+lean_dec(x_2);
+return x_1;
+}
+}
+}
+}
+lean_object* l_Lean_mkLevelIMax_x27(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; 
+x_3 = l_Lean_Level_isNeverZero(x_2);
+if (x_3 == 0)
+{
+uint8_t x_4; 
+x_4 = l_Lean_Level_isZero(x_2);
+if (x_4 == 0)
+{
+uint8_t x_5; 
+x_5 = l_Lean_Level_isZero(x_1);
+if (x_5 == 0)
+{
+uint8_t x_6; 
+x_6 = lean_level_eq(x_1, x_2);
+if (x_6 == 0)
+{
+lean_object* x_7; 
+x_7 = l_Lean_mkLevelIMax(x_1, x_2);
+return x_7;
+}
+else
+{
+lean_dec(x_2);
+return x_1;
+}
+}
+else
+{
+lean_dec(x_1);
+return x_2;
+}
+}
+else
+{
+lean_dec(x_1);
+return x_2;
+}
+}
+else
+{
+lean_object* x_8; 
+x_8 = l_Lean_mkLevelMax_x27(x_1, x_2);
+return x_8;
+}
+}
+}
 lean_object* l_Lean_Level_updateSucc___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -5871,7 +6160,7 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
 x_1 = l_Lean_Level_mkData___closed__2;
 x_2 = l_Lean_Level_updateSucc_x21___closed__1;
-x_3 = lean_unsigned_to_nat(434u);
+x_3 = lean_unsigned_to_nat(464u);
 x_4 = lean_unsigned_to_nat(18u);
 x_5 = l_Lean_Level_updateSucc_x21___closed__2;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@@ -5981,7 +6270,7 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
 x_1 = l_Lean_Level_mkData___closed__2;
 x_2 = l_Lean_Level_updateMax_x21___closed__1;
-x_3 = lean_unsigned_to_nat(443u);
+x_3 = lean_unsigned_to_nat(473u);
 x_4 = lean_unsigned_to_nat(21u);
 x_5 = l_Lean_Level_updateMax_x21___closed__2;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@@ -6095,7 +6384,7 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
 x_1 = l_Lean_Level_mkData___closed__2;
 x_2 = l_Lean_Level_updateIMax_x21___closed__1;
-x_3 = lean_unsigned_to_nat(452u);
+x_3 = lean_unsigned_to_nat(482u);
 x_4 = lean_unsigned_to_nat(22u);
 x_5 = l_Lean_Level_updateIMax_x21___closed__2;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@@ -6223,7 +6512,7 @@ x_5 = lean_ctor_get(x_1, 0);
 lean_inc(x_5);
 lean_dec(x_1);
 x_6 = l_Lean_Level_mkNaryMax(x_3);
-x_7 = l_Lean_mkLevelMax(x_5, x_6);
+x_7 = l_Lean_mkLevelMax_x27(x_5, x_6);
 return x_7;
 }
 }
diff --git a/stage0/stdlib/Lean/Message.c b/stage0/stdlib/Lean/Message.c
index 4f0f37ed24..5595e8ac72 100644
--- a/stage0/stdlib/Lean/Message.c
+++ b/stage0/stdlib/Lean/Message.c
@@ -86,7 +86,6 @@ extern lean_object* l_Std_PersistentArray_empty___closed__1;
 extern lean_object* l_Lean_Lean_Data_Format___instance__6___rarg___closed__1;
 lean_object* l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
 lean_object* l_Lean_MessageData_nil;
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
 lean_object* l_Lean___kind_term____x40_Lean_Message___hyg_1842____closed__9;
 lean_object* l_Lean_Lean_Message___instance__22(lean_object*);
 lean_object* l_Lean_MessageData_Lean_Message___instance__4(lean_object*);
@@ -118,6 +117,7 @@ lean_object* l_Lean_MessageData_Lean_Message___instance__6(lean_object*);
 lean_object* l_Lean___kind_term____x40_Lean_Message___hyg_1842____closed__4;
 lean_object* l_Lean_addMessageContextFull___rarg___lambda__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_addMessageContextFull___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__22;
 extern lean_object* l___private_Init_Util_0__mkPanicMessage___closed__3;
@@ -357,7 +357,6 @@ lean_object* l_Lean_addMessageContextFull___rarg___lambda__1(lean_object*, lean_
 uint8_t l_Std_PersistentArray_anyMAux___at_Lean_MessageLog_hasErrors___spec__2(lean_object*);
 lean_object* l_Lean_MessageData_Lean_Message___instance__9(lean_object*);
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_MessageData_formatAux___spec__2(lean_object*, lean_object*, lean_object*, size_t, size_t, lean_object*, lean_object*);
-lean_object* l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10;
 lean_object* l___private_Lean_Message_0__Lean_KernelException_mkCtx(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Lean_Message___instance__25___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_MessageData_joinSep_match__1(lean_object*);
@@ -7712,37 +7711,27 @@ return x_1;
 static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Array_empty___closed__1;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__4;
-x_3 = lean_array_push(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4() {
-_start:
-{
 lean_object* x_1; 
 x_1 = lean_mk_string("MessageData");
 return x_1;
 }
 }
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5() {
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4;
+x_1 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
 x_2 = lean_string_utf8_byte_size(x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6() {
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4;
+x_1 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
 x_2 = lean_unsigned_to_nat(0u);
-x_3 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
+x_3 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4;
 x_4 = lean_alloc_ctor(0, 3, 0);
 lean_ctor_set(x_4, 0, x_1);
 lean_ctor_set(x_4, 1, x_2);
@@ -7750,12 +7739,22 @@ lean_ctor_set(x_4, 2, x_3);
 return x_4;
 }
 }
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7() {
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4;
+x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
+x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
@@ -7764,9 +7763,11 @@ static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____close
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__2;
-x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__4;
-x_3 = lean_name_mk_string(x_1, x_2);
+x_1 = lean_box(0);
+x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7;
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
 return x_3;
 }
 }
@@ -7776,18 +7777,6 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
 x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__8;
-x_3 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3, 0, x_2);
-lean_ctor_set(x_3, 1, x_1);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__9;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -7860,17 +7849,17 @@ lean_inc(x_23);
 lean_dec(x_2);
 x_24 = l_Array_empty___closed__1;
 x_25 = lean_array_push(x_24, x_21);
-x_26 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7;
+x_26 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
 x_27 = l_Lean_addMacroScope(x_23, x_26, x_22);
 x_28 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_29 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
-x_30 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10;
+x_29 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
+x_30 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__9;
 x_31 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_31, 0, x_28);
 lean_ctor_set(x_31, 1, x_29);
 lean_ctor_set(x_31, 2, x_27);
 lean_ctor_set(x_31, 3, x_30);
-x_32 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
+x_32 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_33 = lean_array_push(x_32, x_31);
 x_34 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_35 = lean_alloc_ctor(1, 2, 0);
@@ -7911,17 +7900,17 @@ lean_inc(x_50);
 lean_dec(x_2);
 x_51 = l_Array_empty___closed__1;
 x_52 = lean_array_push(x_51, x_47);
-x_53 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7;
+x_53 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
 x_54 = l_Lean_addMacroScope(x_50, x_53, x_49);
 x_55 = l_Lean_Init_Prelude___instance__72___closed__1;
-x_56 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
-x_57 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10;
+x_56 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
+x_57 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__9;
 x_58 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_58, 0, x_55);
 lean_ctor_set(x_58, 1, x_56);
 lean_ctor_set(x_58, 2, x_54);
 lean_ctor_set(x_58, 3, x_57);
-x_59 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
+x_59 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_60 = lean_array_push(x_59, x_58);
 x_61 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_62 = lean_alloc_ctor(1, 2, 0);
@@ -8274,8 +8263,6 @@ l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__8 = _init_l_Lean_myMacr
 lean_mark_persistent(l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__8);
 l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__9 = _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__9();
 lean_mark_persistent(l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__9);
-l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10 = _init_l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10();
-lean_mark_persistent(l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__10);
 return lean_io_result_mk_ok(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Lean/Meta/InferType.c b/stage0/stdlib/Lean/Meta/InferType.c
index 15c084c980..763322a547 100644
--- a/stage0/stdlib/Lean/Meta/InferType.c
+++ b/stage0/stdlib/Lean/Meta/InferType.c
@@ -91,7 +91,6 @@ lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_isAlwaysZero_match__1(
 lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_inferMVarType_match__1(lean_object*);
 lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_isArrowProp_match__1(lean_object*);
 lean_object* l_Std_PersistentHashMap_findAux___at___private_Lean_Meta_InferType_0__Lean_Meta_checkInferTypeCache___spec__2(lean_object*, size_t, lean_object*);
-lean_object* l_Lean_mkLevelIMax(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_inferAppType___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_mkProj(lean_object*, lean_object*, lean_object*);
@@ -115,6 +114,7 @@ lean_object* l_Std_PersistentHashMap_insertAtCollisionNodeAux___at___private_Lea
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whnf___at___private_Lean_Meta_Basic_0__Lean_Meta_forallTelescopeReducingAuxAux_process___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_isTypeImp(lean_object*);
+lean_object* l_Lean_mkLevelIMax_x27(lean_object*, lean_object*);
 lean_object* lean_instantiate_type_lparams(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_isArrowType_match__1(lean_object*);
 lean_object* l_Lean_Meta_isProofQuick_match__1(lean_object*);
@@ -2924,7 +2924,7 @@ lean_inc(x_18);
 x_19 = lean_ctor_get(x_17, 1);
 lean_inc(x_19);
 lean_dec(x_17);
-x_20 = l_Lean_mkLevelIMax(x_18, x_4);
+x_20 = l_Lean_mkLevelIMax_x27(x_18, x_4);
 x_2 = x_12;
 x_4 = x_20;
 x_9 = x_19;
diff --git a/stage0/stdlib/Lean/Meta/LevelDefEq.c b/stage0/stdlib/Lean/Meta/LevelDefEq.c
index 1fdca5a66f..994ac313cc 100644
--- a/stage0/stdlib/Lean/Meta/LevelDefEq.c
+++ b/stage0/stdlib/Lean/Meta/LevelDefEq.c
@@ -145,7 +145,7 @@ lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve(lean_object*, l
 extern lean_object* l_Std_Range_myMacro____x40_Init_Data_Range___hyg_869____closed__1;
 lean_object* l_Lean_Meta_withoutPostponingUniverseConstraintsImp___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_mkLevelMax(lean_object*, lean_object*);
+lean_object* l_Lean_mkLevelMax_x27(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f_match__4(lean_object*);
 lean_object* l_Lean_Meta_isLevelDefEqAux_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_mkMaxArgsDiff___boxed(lean_object*, lean_object*, lean_object*);
@@ -295,7 +295,7 @@ lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_processPostponedStep_
 lean_object* l_Std_PersistentArray_forInAux___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_processPostponedStep___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_level_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isLevelDefEq___rarg___closed__1;
-lean_object* l_Lean_Meta_initFn____x40_Lean_Meta_LevelDefEq___hyg_2188_(lean_object*);
+lean_object* l_Lean_Meta_initFn____x40_Lean_Meta_LevelDefEq___hyg_2209_(lean_object*);
 extern lean_object* l_Lean_Meta_Lean_Meta_Basic___instance__10;
 lean_object* l_Lean_Meta_isExprDefEqGuarded___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isLevelDefEqAux_match__1(lean_object*);
@@ -309,7 +309,7 @@ lean_object* l_ReaderT_bind___at_Lean_Meta_Lean_Meta_Basic___instance__8___spec_
 lean_object* l_Lean_Meta_isLevelDefEq___rarg___closed__2;
 lean_object* l_Lean_Meta_isDefEqGuarded___rarg(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
-lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_decLevel_x3f(lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_postponedToMessageData___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
@@ -875,7 +875,7 @@ if (x_32 == 0)
 {
 lean_object* x_33; lean_object* x_34; 
 x_33 = lean_ctor_get(x_23, 0);
-x_34 = l_Lean_mkLevelMax(x_21, x_33);
+x_34 = l_Lean_mkLevelMax_x27(x_21, x_33);
 lean_ctor_set(x_23, 0, x_34);
 return x_22;
 }
@@ -885,7 +885,7 @@ lean_object* x_35; lean_object* x_36; lean_object* x_37;
 x_35 = lean_ctor_get(x_23, 0);
 lean_inc(x_35);
 lean_dec(x_23);
-x_36 = l_Lean_mkLevelMax(x_21, x_35);
+x_36 = l_Lean_mkLevelMax_x27(x_21, x_35);
 x_37 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_37, 0, x_36);
 lean_ctor_set(x_22, 0, x_37);
@@ -907,7 +907,7 @@ if (lean_is_exclusive(x_23)) {
  lean_dec_ref(x_23);
  x_40 = lean_box(0);
 }
-x_41 = l_Lean_mkLevelMax(x_21, x_39);
+x_41 = l_Lean_mkLevelMax_x27(x_21, x_39);
 if (lean_is_scalar(x_40)) {
  x_42 = lean_alloc_ctor(1, 1, 0);
 } else {
@@ -1067,7 +1067,7 @@ if (x_74 == 0)
 {
 lean_object* x_75; lean_object* x_76; 
 x_75 = lean_ctor_get(x_65, 0);
-x_76 = l_Lean_mkLevelMax(x_63, x_75);
+x_76 = l_Lean_mkLevelMax_x27(x_63, x_75);
 lean_ctor_set(x_65, 0, x_76);
 return x_64;
 }
@@ -1077,7 +1077,7 @@ lean_object* x_77; lean_object* x_78; lean_object* x_79;
 x_77 = lean_ctor_get(x_65, 0);
 lean_inc(x_77);
 lean_dec(x_65);
-x_78 = l_Lean_mkLevelMax(x_63, x_77);
+x_78 = l_Lean_mkLevelMax_x27(x_63, x_77);
 x_79 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_79, 0, x_78);
 lean_ctor_set(x_64, 0, x_79);
@@ -1099,7 +1099,7 @@ if (lean_is_exclusive(x_65)) {
  lean_dec_ref(x_65);
  x_82 = lean_box(0);
 }
-x_83 = l_Lean_mkLevelMax(x_63, x_81);
+x_83 = l_Lean_mkLevelMax_x27(x_63, x_81);
 if (lean_is_scalar(x_82)) {
  x_84 = lean_alloc_ctor(1, 1, 0);
 } else {
@@ -2104,7 +2104,7 @@ lean_dec(x_8);
 if (x_9 == 0)
 {
 lean_object* x_10; 
-x_10 = l_Lean_mkLevelMax(x_3, x_2);
+x_10 = l_Lean_mkLevelMax_x27(x_3, x_2);
 return x_10;
 }
 else
@@ -2116,7 +2116,7 @@ return x_3;
 default: 
 {
 lean_object* x_11; 
-x_11 = l_Lean_mkLevelMax(x_3, x_2);
+x_11 = l_Lean_mkLevelMax_x27(x_3, x_2);
 return x_11;
 }
 }
@@ -2289,38 +2289,38 @@ x_2 = lean_alloc_closure((void*)(l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_s
 return x_2;
 }
 }
-lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 switch (lean_obj_tag(x_1)) {
 case 0:
 {
-lean_dec(x_6);
+lean_dec(x_7);
 lean_dec(x_3);
 switch (lean_obj_tag(x_2)) {
-case 2:
+case 1:
 {
-uint64_t x_8; lean_object* x_9; lean_object* x_10; uint64_t x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-lean_dec(x_7);
+uint64_t x_9; lean_object* x_10; uint64_t x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+lean_dec(x_8);
 lean_dec(x_5);
-x_8 = lean_ctor_get_uint64(x_1, 0);
+lean_dec(x_4);
+x_9 = lean_ctor_get_uint64(x_1, 0);
 lean_dec(x_1);
-x_9 = lean_ctor_get(x_2, 0);
-lean_inc(x_9);
-x_10 = lean_ctor_get(x_2, 1);
+x_10 = lean_ctor_get(x_2, 0);
 lean_inc(x_10);
-x_11 = lean_ctor_get_uint64(x_2, sizeof(void*)*2);
+x_11 = lean_ctor_get_uint64(x_2, sizeof(void*)*1);
 lean_dec(x_2);
-x_12 = lean_box_uint64(x_8);
+x_12 = lean_box_uint64(x_9);
 x_13 = lean_box_uint64(x_11);
-x_14 = lean_apply_4(x_4, x_12, x_9, x_10, x_13);
+x_14 = lean_apply_3(x_6, x_12, x_10, x_13);
 return x_14;
 }
-case 3:
+case 2:
 {
 uint64_t x_15; lean_object* x_16; lean_object* x_17; uint64_t x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
-lean_dec(x_7);
-lean_dec(x_4);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
 x_15 = lean_ctor_get_uint64(x_1, 0);
 lean_dec(x_1);
 x_16 = lean_ctor_get(x_2, 0);
@@ -2331,58 +2331,81 @@ x_18 = lean_ctor_get_uint64(x_2, sizeof(void*)*2);
 lean_dec(x_2);
 x_19 = lean_box_uint64(x_15);
 x_20 = lean_box_uint64(x_18);
-x_21 = lean_apply_4(x_5, x_19, x_16, x_17, x_20);
+x_21 = lean_apply_4(x_4, x_19, x_16, x_17, x_20);
 return x_21;
 }
+case 3:
+{
+uint64_t x_22; lean_object* x_23; lean_object* x_24; uint64_t x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_4);
+x_22 = lean_ctor_get_uint64(x_1, 0);
+lean_dec(x_1);
+x_23 = lean_ctor_get(x_2, 0);
+lean_inc(x_23);
+x_24 = lean_ctor_get(x_2, 1);
+lean_inc(x_24);
+x_25 = lean_ctor_get_uint64(x_2, sizeof(void*)*2);
+lean_dec(x_2);
+x_26 = lean_box_uint64(x_22);
+x_27 = lean_box_uint64(x_25);
+x_28 = lean_apply_4(x_5, x_26, x_23, x_24, x_27);
+return x_28;
+}
 default: 
 {
-lean_object* x_22; 
+lean_object* x_29; 
+lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
-x_22 = lean_apply_2(x_7, x_1, x_2);
-return x_22;
+x_29 = lean_apply_2(x_8, x_1, x_2);
+return x_29;
 }
 }
 }
 case 1:
 {
-lean_object* x_23; uint64_t x_24; lean_object* x_25; lean_object* x_26; 
-lean_dec(x_7);
+lean_object* x_30; uint64_t x_31; lean_object* x_32; lean_object* x_33; 
+lean_dec(x_8);
+lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
-x_23 = lean_ctor_get(x_1, 0);
-lean_inc(x_23);
-x_24 = lean_ctor_get_uint64(x_1, sizeof(void*)*1);
+x_30 = lean_ctor_get(x_1, 0);
+lean_inc(x_30);
+x_31 = lean_ctor_get_uint64(x_1, sizeof(void*)*1);
 lean_dec(x_1);
-x_25 = lean_box_uint64(x_24);
-x_26 = lean_apply_3(x_6, x_23, x_25, x_2);
-return x_26;
+x_32 = lean_box_uint64(x_31);
+x_33 = lean_apply_3(x_7, x_30, x_32, x_2);
+return x_33;
 }
 case 5:
 {
-lean_object* x_27; uint64_t x_28; lean_object* x_29; lean_object* x_30; 
+lean_object* x_34; uint64_t x_35; lean_object* x_36; lean_object* x_37; 
+lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
-x_27 = lean_ctor_get(x_1, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get_uint64(x_1, sizeof(void*)*1);
+x_34 = lean_ctor_get(x_1, 0);
+lean_inc(x_34);
+x_35 = lean_ctor_get_uint64(x_1, sizeof(void*)*1);
 lean_dec(x_1);
-x_29 = lean_box_uint64(x_28);
-x_30 = lean_apply_3(x_3, x_27, x_29, x_2);
-return x_30;
+x_36 = lean_box_uint64(x_35);
+x_37 = lean_apply_3(x_3, x_34, x_36, x_2);
+return x_37;
 }
 default: 
 {
-lean_object* x_31; 
+lean_object* x_38; 
+lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
-x_31 = lean_apply_2(x_7, x_1, x_2);
-return x_31;
+x_38 = lean_apply_2(x_8, x_1, x_2);
+return x_38;
 }
 }
 }
@@ -2391,7 +2414,7 @@ lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2(lean_o
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2___rarg), 7, 0);
+x_2 = lean_alloc_closure((void*)(l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solve_match__2___rarg), 8, 0);
 return x_2;
 }
 }
@@ -2450,604 +2473,615 @@ case 0:
 {
 lean_dec(x_1);
 switch (lean_obj_tag(x_2)) {
+case 1:
+{
+uint8_t x_8; lean_object* x_9; lean_object* x_10; 
+lean_dec(x_2);
+x_8 = 0;
+x_9 = lean_box(x_8);
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_7);
+return x_10;
+}
 case 2:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_8 = lean_ctor_get(x_2, 0);
-lean_inc(x_8);
-x_9 = lean_ctor_get(x_2, 1);
-lean_inc(x_9);
-lean_dec(x_2);
-x_10 = l_Lean_levelZero;
-x_11 = l_Lean_Meta_isLevelDefEqAux(x_10, x_8, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; uint8_t x_13; 
-x_12 = lean_ctor_get(x_11, 0);
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_11 = lean_ctor_get(x_2, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_2, 1);
 lean_inc(x_12);
-x_13 = lean_unbox(x_12);
-if (x_13 == 0)
+lean_dec(x_2);
+x_13 = l_Lean_levelZero;
+x_14 = l_Lean_Meta_isLevelDefEqAux(x_13, x_11, x_3, x_4, x_5, x_6, x_7);
+if (lean_obj_tag(x_14) == 0)
 {
-uint8_t x_14; 
-lean_dec(x_9);
-x_14 = !lean_is_exclusive(x_11);
-if (x_14 == 0)
+lean_object* x_15; uint8_t x_16; 
+x_15 = lean_ctor_get(x_14, 0);
+lean_inc(x_15);
+x_16 = lean_unbox(x_15);
+if (x_16 == 0)
 {
-lean_object* x_15; uint8_t x_16; uint8_t x_17; lean_object* x_18; 
-x_15 = lean_ctor_get(x_11, 0);
+uint8_t x_17; 
+lean_dec(x_12);
+x_17 = !lean_is_exclusive(x_14);
+if (x_17 == 0)
+{
+lean_object* x_18; uint8_t x_19; uint8_t x_20; lean_object* x_21; 
+x_18 = lean_ctor_get(x_14, 0);
+lean_dec(x_18);
+x_19 = lean_unbox(x_15);
 lean_dec(x_15);
-x_16 = lean_unbox(x_12);
-lean_dec(x_12);
-x_17 = l_Bool_toLBool(x_16);
-x_18 = lean_box(x_17);
-lean_ctor_set(x_11, 0, x_18);
-return x_11;
+x_20 = l_Bool_toLBool(x_19);
+x_21 = lean_box(x_20);
+lean_ctor_set(x_14, 0, x_21);
+return x_14;
 }
 else
 {
-lean_object* x_19; uint8_t x_20; uint8_t x_21; lean_object* x_22; lean_object* x_23; 
-x_19 = lean_ctor_get(x_11, 1);
-lean_inc(x_19);
-lean_dec(x_11);
-x_20 = lean_unbox(x_12);
-lean_dec(x_12);
-x_21 = l_Bool_toLBool(x_20);
-x_22 = lean_box(x_21);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_19);
-return x_23;
+lean_object* x_22; uint8_t x_23; uint8_t x_24; lean_object* x_25; lean_object* x_26; 
+x_22 = lean_ctor_get(x_14, 1);
+lean_inc(x_22);
+lean_dec(x_14);
+x_23 = lean_unbox(x_15);
+lean_dec(x_15);
+x_24 = l_Bool_toLBool(x_23);
+x_25 = lean_box(x_24);
+x_26 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_22);
+return x_26;
 }
 }
 else
 {
-lean_object* x_24; lean_object* x_25; 
-lean_dec(x_12);
-x_24 = lean_ctor_get(x_11, 1);
-lean_inc(x_24);
-lean_dec(x_11);
-x_25 = l_Lean_Meta_isLevelDefEqAux(x_10, x_9, x_3, x_4, x_5, x_6, x_24);
-if (lean_obj_tag(x_25) == 0)
+lean_object* x_27; lean_object* x_28; 
+lean_dec(x_15);
+x_27 = lean_ctor_get(x_14, 1);
+lean_inc(x_27);
+lean_dec(x_14);
+x_28 = l_Lean_Meta_isLevelDefEqAux(x_13, x_12, x_3, x_4, x_5, x_6, x_27);
+if (lean_obj_tag(x_28) == 0)
 {
-uint8_t x_26; 
-x_26 = !lean_is_exclusive(x_25);
-if (x_26 == 0)
+uint8_t x_29; 
+x_29 = !lean_is_exclusive(x_28);
+if (x_29 == 0)
 {
-lean_object* x_27; uint8_t x_28; uint8_t x_29; lean_object* x_30; 
-x_27 = lean_ctor_get(x_25, 0);
-x_28 = lean_unbox(x_27);
-lean_dec(x_27);
-x_29 = l_Bool_toLBool(x_28);
-x_30 = lean_box(x_29);
-lean_ctor_set(x_25, 0, x_30);
-return x_25;
+lean_object* x_30; uint8_t x_31; uint8_t x_32; lean_object* x_33; 
+x_30 = lean_ctor_get(x_28, 0);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+x_32 = l_Bool_toLBool(x_31);
+x_33 = lean_box(x_32);
+lean_ctor_set(x_28, 0, x_33);
+return x_28;
 }
 else
 {
-lean_object* x_31; lean_object* x_32; uint8_t x_33; uint8_t x_34; lean_object* x_35; lean_object* x_36; 
-x_31 = lean_ctor_get(x_25, 0);
-x_32 = lean_ctor_get(x_25, 1);
-lean_inc(x_32);
-lean_inc(x_31);
-lean_dec(x_25);
-x_33 = lean_unbox(x_31);
-lean_dec(x_31);
-x_34 = l_Bool_toLBool(x_33);
-x_35 = lean_box(x_34);
-x_36 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set(x_36, 1, x_32);
-return x_36;
+lean_object* x_34; lean_object* x_35; uint8_t x_36; uint8_t x_37; lean_object* x_38; lean_object* x_39; 
+x_34 = lean_ctor_get(x_28, 0);
+x_35 = lean_ctor_get(x_28, 1);
+lean_inc(x_35);
+lean_inc(x_34);
+lean_dec(x_28);
+x_36 = lean_unbox(x_34);
+lean_dec(x_34);
+x_37 = l_Bool_toLBool(x_36);
+x_38 = lean_box(x_37);
+x_39 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_39, 0, x_38);
+lean_ctor_set(x_39, 1, x_35);
+return x_39;
 }
 }
 else
 {
-uint8_t x_37; 
-x_37 = !lean_is_exclusive(x_25);
-if (x_37 == 0)
+uint8_t x_40; 
+x_40 = !lean_is_exclusive(x_28);
+if (x_40 == 0)
 {
-return x_25;
+return x_28;
 }
 else
 {
-lean_object* x_38; lean_object* x_39; lean_object* x_40; 
-x_38 = lean_ctor_get(x_25, 0);
-x_39 = lean_ctor_get(x_25, 1);
-lean_inc(x_39);
-lean_inc(x_38);
-lean_dec(x_25);
-x_40 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_40, 0, x_38);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-}
-}
-else
-{
-uint8_t x_41; 
-lean_dec(x_9);
-x_41 = !lean_is_exclusive(x_11);
-if (x_41 == 0)
-{
-return x_11;
-}
-else
-{
-lean_object* x_42; lean_object* x_43; lean_object* x_44; 
-x_42 = lean_ctor_get(x_11, 0);
-x_43 = lean_ctor_get(x_11, 1);
-lean_inc(x_43);
+lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_41 = lean_ctor_get(x_28, 0);
+x_42 = lean_ctor_get(x_28, 1);
 lean_inc(x_42);
-lean_dec(x_11);
-x_44 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_44, 0, x_42);
-lean_ctor_set(x_44, 1, x_43);
-return x_44;
+lean_inc(x_41);
+lean_dec(x_28);
+x_43 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_43, 0, x_41);
+lean_ctor_set(x_43, 1, x_42);
+return x_43;
+}
+}
+}
+}
+else
+{
+uint8_t x_44; 
+lean_dec(x_12);
+x_44 = !lean_is_exclusive(x_14);
+if (x_44 == 0)
+{
+return x_14;
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_45 = lean_ctor_get(x_14, 0);
+x_46 = lean_ctor_get(x_14, 1);
+lean_inc(x_46);
+lean_inc(x_45);
+lean_dec(x_14);
+x_47 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_47, 0, x_45);
+lean_ctor_set(x_47, 1, x_46);
+return x_47;
 }
 }
 }
 case 3:
 {
-lean_object* x_45; lean_object* x_46; lean_object* x_47; 
-x_45 = lean_ctor_get(x_2, 1);
-lean_inc(x_45);
+lean_object* x_48; lean_object* x_49; lean_object* x_50; 
+x_48 = lean_ctor_get(x_2, 1);
+lean_inc(x_48);
 lean_dec(x_2);
-x_46 = l_Lean_levelZero;
-x_47 = l_Lean_Meta_isLevelDefEqAux(x_46, x_45, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_47) == 0)
+x_49 = l_Lean_levelZero;
+x_50 = l_Lean_Meta_isLevelDefEqAux(x_49, x_48, x_3, x_4, x_5, x_6, x_7);
+if (lean_obj_tag(x_50) == 0)
 {
-uint8_t x_48; 
-x_48 = !lean_is_exclusive(x_47);
-if (x_48 == 0)
+uint8_t x_51; 
+x_51 = !lean_is_exclusive(x_50);
+if (x_51 == 0)
 {
-lean_object* x_49; uint8_t x_50; uint8_t x_51; lean_object* x_52; 
-x_49 = lean_ctor_get(x_47, 0);
-x_50 = lean_unbox(x_49);
-lean_dec(x_49);
-x_51 = l_Bool_toLBool(x_50);
-x_52 = lean_box(x_51);
-lean_ctor_set(x_47, 0, x_52);
-return x_47;
+lean_object* x_52; uint8_t x_53; uint8_t x_54; lean_object* x_55; 
+x_52 = lean_ctor_get(x_50, 0);
+x_53 = lean_unbox(x_52);
+lean_dec(x_52);
+x_54 = l_Bool_toLBool(x_53);
+x_55 = lean_box(x_54);
+lean_ctor_set(x_50, 0, x_55);
+return x_50;
 }
 else
 {
-lean_object* x_53; lean_object* x_54; uint8_t x_55; uint8_t x_56; lean_object* x_57; lean_object* x_58; 
-x_53 = lean_ctor_get(x_47, 0);
-x_54 = lean_ctor_get(x_47, 1);
-lean_inc(x_54);
-lean_inc(x_53);
-lean_dec(x_47);
-x_55 = lean_unbox(x_53);
-lean_dec(x_53);
-x_56 = l_Bool_toLBool(x_55);
-x_57 = lean_box(x_56);
-x_58 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_58, 0, x_57);
-lean_ctor_set(x_58, 1, x_54);
-return x_58;
+lean_object* x_56; lean_object* x_57; uint8_t x_58; uint8_t x_59; lean_object* x_60; lean_object* x_61; 
+x_56 = lean_ctor_get(x_50, 0);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_inc(x_56);
+lean_dec(x_50);
+x_58 = lean_unbox(x_56);
+lean_dec(x_56);
+x_59 = l_Bool_toLBool(x_58);
+x_60 = lean_box(x_59);
+x_61 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_61, 0, x_60);
+lean_ctor_set(x_61, 1, x_57);
+return x_61;
 }
 }
 else
 {
-uint8_t x_59; 
-x_59 = !lean_is_exclusive(x_47);
-if (x_59 == 0)
+uint8_t x_62; 
+x_62 = !lean_is_exclusive(x_50);
+if (x_62 == 0)
 {
-return x_47;
+return x_50;
 }
 else
 {
-lean_object* x_60; lean_object* x_61; lean_object* x_62; 
-x_60 = lean_ctor_get(x_47, 0);
-x_61 = lean_ctor_get(x_47, 1);
-lean_inc(x_61);
-lean_inc(x_60);
-lean_dec(x_47);
-x_62 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_62, 0, x_60);
-lean_ctor_set(x_62, 1, x_61);
-return x_62;
+lean_object* x_63; lean_object* x_64; lean_object* x_65; 
+x_63 = lean_ctor_get(x_50, 0);
+x_64 = lean_ctor_get(x_50, 1);
+lean_inc(x_64);
+lean_inc(x_63);
+lean_dec(x_50);
+x_65 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_65, 0, x_63);
+lean_ctor_set(x_65, 1, x_64);
+return x_65;
 }
 }
 }
 default: 
 {
-uint8_t x_63; lean_object* x_64; lean_object* x_65; 
+uint8_t x_66; lean_object* x_67; lean_object* x_68; 
 lean_dec(x_2);
-x_63 = 2;
-x_64 = lean_box(x_63);
-x_65 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_65, 0, x_64);
-lean_ctor_set(x_65, 1, x_7);
-return x_65;
+x_66 = 2;
+x_67 = lean_box(x_66);
+x_68 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_68, 0, x_67);
+lean_ctor_set(x_68, 1, x_7);
+return x_68;
 }
 }
 }
 case 1:
 {
-lean_object* x_66; lean_object* x_67; 
-x_66 = lean_ctor_get(x_1, 0);
-lean_inc(x_66);
+lean_object* x_69; lean_object* x_70; 
+x_69 = lean_ctor_get(x_1, 0);
+lean_inc(x_69);
 lean_dec(x_1);
-x_67 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decLevelImp(x_2, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_67) == 0)
+x_70 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decLevelImp(x_2, x_3, x_4, x_5, x_6, x_7);
+if (lean_obj_tag(x_70) == 0)
 {
-lean_object* x_68; 
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-if (lean_obj_tag(x_68) == 0)
+lean_object* x_71; 
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+if (lean_obj_tag(x_71) == 0)
 {
-uint8_t x_69; 
-lean_dec(x_66);
-x_69 = !lean_is_exclusive(x_67);
-if (x_69 == 0)
+uint8_t x_72; 
+lean_dec(x_69);
+x_72 = !lean_is_exclusive(x_70);
+if (x_72 == 0)
 {
-lean_object* x_70; uint8_t x_71; lean_object* x_72; 
-x_70 = lean_ctor_get(x_67, 0);
-lean_dec(x_70);
-x_71 = 2;
-x_72 = lean_box(x_71);
-lean_ctor_set(x_67, 0, x_72);
-return x_67;
-}
-else
-{
-lean_object* x_73; uint8_t x_74; lean_object* x_75; lean_object* x_76; 
-x_73 = lean_ctor_get(x_67, 1);
-lean_inc(x_73);
-lean_dec(x_67);
+lean_object* x_73; uint8_t x_74; lean_object* x_75; 
+x_73 = lean_ctor_get(x_70, 0);
+lean_dec(x_73);
 x_74 = 2;
 x_75 = lean_box(x_74);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_75);
-lean_ctor_set(x_76, 1, x_73);
-return x_76;
-}
+lean_ctor_set(x_70, 0, x_75);
+return x_70;
 }
 else
 {
-lean_object* x_77; lean_object* x_78; lean_object* x_79; 
-x_77 = lean_ctor_get(x_67, 1);
-lean_inc(x_77);
-lean_dec(x_67);
-x_78 = lean_ctor_get(x_68, 0);
-lean_inc(x_78);
-lean_dec(x_68);
-x_79 = l_Lean_Meta_isLevelDefEqAux(x_66, x_78, x_3, x_4, x_5, x_6, x_77);
-if (lean_obj_tag(x_79) == 0)
-{
-uint8_t x_80; 
-x_80 = !lean_is_exclusive(x_79);
-if (x_80 == 0)
-{
-lean_object* x_81; uint8_t x_82; uint8_t x_83; lean_object* x_84; 
-x_81 = lean_ctor_get(x_79, 0);
-x_82 = lean_unbox(x_81);
-lean_dec(x_81);
-x_83 = l_Bool_toLBool(x_82);
-x_84 = lean_box(x_83);
-lean_ctor_set(x_79, 0, x_84);
+lean_object* x_76; uint8_t x_77; lean_object* x_78; lean_object* x_79; 
+x_76 = lean_ctor_get(x_70, 1);
+lean_inc(x_76);
+lean_dec(x_70);
+x_77 = 2;
+x_78 = lean_box(x_77);
+x_79 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_79, 0, x_78);
+lean_ctor_set(x_79, 1, x_76);
 return x_79;
 }
+}
 else
 {
-lean_object* x_85; lean_object* x_86; uint8_t x_87; uint8_t x_88; lean_object* x_89; lean_object* x_90; 
-x_85 = lean_ctor_get(x_79, 0);
-x_86 = lean_ctor_get(x_79, 1);
-lean_inc(x_86);
-lean_inc(x_85);
-lean_dec(x_79);
-x_87 = lean_unbox(x_85);
-lean_dec(x_85);
-x_88 = l_Bool_toLBool(x_87);
-x_89 = lean_box(x_88);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_89);
-lean_ctor_set(x_90, 1, x_86);
-return x_90;
+lean_object* x_80; lean_object* x_81; lean_object* x_82; 
+x_80 = lean_ctor_get(x_70, 1);
+lean_inc(x_80);
+lean_dec(x_70);
+x_81 = lean_ctor_get(x_71, 0);
+lean_inc(x_81);
+lean_dec(x_71);
+x_82 = l_Lean_Meta_isLevelDefEqAux(x_69, x_81, x_3, x_4, x_5, x_6, x_80);
+if (lean_obj_tag(x_82) == 0)
+{
+uint8_t x_83; 
+x_83 = !lean_is_exclusive(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; uint8_t x_85; uint8_t x_86; lean_object* x_87; 
+x_84 = lean_ctor_get(x_82, 0);
+x_85 = lean_unbox(x_84);
+lean_dec(x_84);
+x_86 = l_Bool_toLBool(x_85);
+x_87 = lean_box(x_86);
+lean_ctor_set(x_82, 0, x_87);
+return x_82;
+}
+else
+{
+lean_object* x_88; lean_object* x_89; uint8_t x_90; uint8_t x_91; lean_object* x_92; lean_object* x_93; 
+x_88 = lean_ctor_get(x_82, 0);
+x_89 = lean_ctor_get(x_82, 1);
+lean_inc(x_89);
+lean_inc(x_88);
+lean_dec(x_82);
+x_90 = lean_unbox(x_88);
+lean_dec(x_88);
+x_91 = l_Bool_toLBool(x_90);
+x_92 = lean_box(x_91);
+x_93 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_93, 0, x_92);
+lean_ctor_set(x_93, 1, x_89);
+return x_93;
 }
 }
 else
 {
-uint8_t x_91; 
-x_91 = !lean_is_exclusive(x_79);
-if (x_91 == 0)
+uint8_t x_94; 
+x_94 = !lean_is_exclusive(x_82);
+if (x_94 == 0)
 {
-return x_79;
+return x_82;
 }
 else
 {
-lean_object* x_92; lean_object* x_93; lean_object* x_94; 
-x_92 = lean_ctor_get(x_79, 0);
-x_93 = lean_ctor_get(x_79, 1);
-lean_inc(x_93);
-lean_inc(x_92);
-lean_dec(x_79);
-x_94 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_94, 0, x_92);
-lean_ctor_set(x_94, 1, x_93);
-return x_94;
-}
-}
-}
-}
-else
-{
-uint8_t x_95; 
-lean_dec(x_66);
-x_95 = !lean_is_exclusive(x_67);
-if (x_95 == 0)
-{
-return x_67;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; lean_object* x_98; 
-x_96 = lean_ctor_get(x_67, 0);
-x_97 = lean_ctor_get(x_67, 1);
-lean_inc(x_97);
+lean_object* x_95; lean_object* x_96; lean_object* x_97; 
+x_95 = lean_ctor_get(x_82, 0);
+x_96 = lean_ctor_get(x_82, 1);
 lean_inc(x_96);
-lean_dec(x_67);
-x_98 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_98, 0, x_96);
-lean_ctor_set(x_98, 1, x_97);
-return x_98;
+lean_inc(x_95);
+lean_dec(x_82);
+x_97 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_97, 0, x_95);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+else
+{
+uint8_t x_98; 
+lean_dec(x_69);
+x_98 = !lean_is_exclusive(x_70);
+if (x_98 == 0)
+{
+return x_70;
+}
+else
+{
+lean_object* x_99; lean_object* x_100; lean_object* x_101; 
+x_99 = lean_ctor_get(x_70, 0);
+x_100 = lean_ctor_get(x_70, 1);
+lean_inc(x_100);
+lean_inc(x_99);
+lean_dec(x_70);
+x_101 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_101, 0, x_99);
+lean_ctor_set(x_101, 1, x_100);
+return x_101;
 }
 }
 }
 case 5:
 {
-lean_object* x_99; lean_object* x_100; 
-x_99 = lean_ctor_get(x_1, 0);
-lean_inc(x_99);
-x_100 = l_Lean_Meta_isReadOnlyLevelMVar___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f___spec__1(x_99, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_100) == 0)
+lean_object* x_102; lean_object* x_103; 
+x_102 = lean_ctor_get(x_1, 0);
+lean_inc(x_102);
+x_103 = l_Lean_Meta_isReadOnlyLevelMVar___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f___spec__1(x_102, x_3, x_4, x_5, x_6, x_7);
+if (lean_obj_tag(x_103) == 0)
 {
-lean_object* x_101; uint8_t x_102; 
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
+lean_object* x_104; uint8_t x_105; 
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+lean_dec(x_104);
+if (x_105 == 0)
 {
-uint8_t x_103; 
-x_103 = !lean_is_exclusive(x_100);
-if (x_103 == 0)
-{
-lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-x_104 = lean_ctor_get(x_100, 1);
-x_105 = lean_ctor_get(x_100, 0);
-lean_dec(x_105);
-x_106 = l_Lean_Level_occurs(x_1, x_2);
+uint8_t x_106; 
+x_106 = !lean_is_exclusive(x_103);
 if (x_106 == 0)
 {
 lean_object* x_107; lean_object* x_108; uint8_t x_109; 
-lean_free_object(x_100);
-x_107 = l_Lean_Level_mvarId_x21(x_1);
-lean_dec(x_1);
-x_108 = l_Lean_Meta_assignLevelMVar___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f___spec__2(x_107, x_2, x_3, x_4, x_5, x_6, x_104);
-x_109 = !lean_is_exclusive(x_108);
+x_107 = lean_ctor_get(x_103, 1);
+x_108 = lean_ctor_get(x_103, 0);
+lean_dec(x_108);
+x_109 = l_Lean_Level_occurs(x_1, x_2);
 if (x_109 == 0)
 {
-lean_object* x_110; uint8_t x_111; lean_object* x_112; 
-x_110 = lean_ctor_get(x_108, 0);
-lean_dec(x_110);
-x_111 = 1;
-x_112 = lean_box(x_111);
-lean_ctor_set(x_108, 0, x_112);
-return x_108;
-}
-else
+lean_object* x_110; lean_object* x_111; uint8_t x_112; 
+lean_free_object(x_103);
+x_110 = l_Lean_Level_mvarId_x21(x_1);
+lean_dec(x_1);
+x_111 = l_Lean_Meta_assignLevelMVar___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f___spec__2(x_110, x_2, x_3, x_4, x_5, x_6, x_107);
+x_112 = !lean_is_exclusive(x_111);
+if (x_112 == 0)
 {
-lean_object* x_113; uint8_t x_114; lean_object* x_115; lean_object* x_116; 
-x_113 = lean_ctor_get(x_108, 1);
-lean_inc(x_113);
-lean_dec(x_108);
+lean_object* x_113; uint8_t x_114; lean_object* x_115; 
+x_113 = lean_ctor_get(x_111, 0);
+lean_dec(x_113);
 x_114 = 1;
 x_115 = lean_box(x_114);
-x_116 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_116, 0, x_115);
-lean_ctor_set(x_116, 1, x_113);
-return x_116;
-}
+lean_ctor_set(x_111, 0, x_115);
+return x_111;
 }
 else
 {
-uint8_t x_117; 
-x_117 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_strictOccursMax(x_1, x_2);
-if (x_117 == 0)
-{
-lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_free_object(x_100);
-x_118 = l_Lean_Level_mvarId_x21(x_1);
-lean_dec(x_1);
-x_119 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax(x_118, x_2, x_3, x_4, x_5, x_6, x_104);
-x_120 = !lean_is_exclusive(x_119);
-if (x_120 == 0)
-{
-lean_object* x_121; uint8_t x_122; lean_object* x_123; 
-x_121 = lean_ctor_get(x_119, 0);
-lean_dec(x_121);
-x_122 = 1;
-x_123 = lean_box(x_122);
-lean_ctor_set(x_119, 0, x_123);
+lean_object* x_116; uint8_t x_117; lean_object* x_118; lean_object* x_119; 
+x_116 = lean_ctor_get(x_111, 1);
+lean_inc(x_116);
+lean_dec(x_111);
+x_117 = 1;
+x_118 = lean_box(x_117);
+x_119 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_119, 0, x_118);
+lean_ctor_set(x_119, 1, x_116);
 return x_119;
 }
+}
 else
 {
-lean_object* x_124; uint8_t x_125; lean_object* x_126; lean_object* x_127; 
-x_124 = lean_ctor_get(x_119, 1);
-lean_inc(x_124);
-lean_dec(x_119);
+uint8_t x_120; 
+x_120 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_strictOccursMax(x_1, x_2);
+if (x_120 == 0)
+{
+lean_object* x_121; lean_object* x_122; uint8_t x_123; 
+lean_free_object(x_103);
+x_121 = l_Lean_Level_mvarId_x21(x_1);
+lean_dec(x_1);
+x_122 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax(x_121, x_2, x_3, x_4, x_5, x_6, x_107);
+x_123 = !lean_is_exclusive(x_122);
+if (x_123 == 0)
+{
+lean_object* x_124; uint8_t x_125; lean_object* x_126; 
+x_124 = lean_ctor_get(x_122, 0);
+lean_dec(x_124);
 x_125 = 1;
 x_126 = lean_box(x_125);
-x_127 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_127, 0, x_126);
-lean_ctor_set(x_127, 1, x_124);
-return x_127;
-}
+lean_ctor_set(x_122, 0, x_126);
+return x_122;
 }
 else
 {
-uint8_t x_128; lean_object* x_129; 
-lean_dec(x_2);
-lean_dec(x_1);
-x_128 = 2;
+lean_object* x_127; uint8_t x_128; lean_object* x_129; lean_object* x_130; 
+x_127 = lean_ctor_get(x_122, 1);
+lean_inc(x_127);
+lean_dec(x_122);
+x_128 = 1;
 x_129 = lean_box(x_128);
-lean_ctor_set(x_100, 0, x_129);
-return x_100;
-}
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_129);
+lean_ctor_set(x_130, 1, x_127);
+return x_130;
 }
 }
 else
 {
-lean_object* x_130; uint8_t x_131; 
-x_130 = lean_ctor_get(x_100, 1);
-lean_inc(x_130);
-lean_dec(x_100);
-x_131 = l_Lean_Level_occurs(x_1, x_2);
-if (x_131 == 0)
-{
-lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; uint8_t x_136; lean_object* x_137; lean_object* x_138; 
-x_132 = l_Lean_Level_mvarId_x21(x_1);
-lean_dec(x_1);
-x_133 = l_Lean_Meta_assignLevelMVar___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f___spec__2(x_132, x_2, x_3, x_4, x_5, x_6, x_130);
-x_134 = lean_ctor_get(x_133, 1);
-lean_inc(x_134);
-if (lean_is_exclusive(x_133)) {
- lean_ctor_release(x_133, 0);
- lean_ctor_release(x_133, 1);
- x_135 = x_133;
-} else {
- lean_dec_ref(x_133);
- x_135 = lean_box(0);
-}
-x_136 = 1;
-x_137 = lean_box(x_136);
-if (lean_is_scalar(x_135)) {
- x_138 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_138 = x_135;
-}
-lean_ctor_set(x_138, 0, x_137);
-lean_ctor_set(x_138, 1, x_134);
-return x_138;
-}
-else
-{
-uint8_t x_139; 
-x_139 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_strictOccursMax(x_1, x_2);
-if (x_139 == 0)
-{
-lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; uint8_t x_144; lean_object* x_145; lean_object* x_146; 
-x_140 = l_Lean_Level_mvarId_x21(x_1);
-lean_dec(x_1);
-x_141 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax(x_140, x_2, x_3, x_4, x_5, x_6, x_130);
-x_142 = lean_ctor_get(x_141, 1);
-lean_inc(x_142);
-if (lean_is_exclusive(x_141)) {
- lean_ctor_release(x_141, 0);
- lean_ctor_release(x_141, 1);
- x_143 = x_141;
-} else {
- lean_dec_ref(x_141);
- x_143 = lean_box(0);
-}
-x_144 = 1;
-x_145 = lean_box(x_144);
-if (lean_is_scalar(x_143)) {
- x_146 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_146 = x_143;
-}
-lean_ctor_set(x_146, 0, x_145);
-lean_ctor_set(x_146, 1, x_142);
-return x_146;
-}
-else
-{
-uint8_t x_147; lean_object* x_148; lean_object* x_149; 
+uint8_t x_131; lean_object* x_132; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_147 = 2;
+x_131 = 2;
+x_132 = lean_box(x_131);
+lean_ctor_set(x_103, 0, x_132);
+return x_103;
+}
+}
+}
+else
+{
+lean_object* x_133; uint8_t x_134; 
+x_133 = lean_ctor_get(x_103, 1);
+lean_inc(x_133);
+lean_dec(x_103);
+x_134 = l_Lean_Level_occurs(x_1, x_2);
+if (x_134 == 0)
+{
+lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; uint8_t x_139; lean_object* x_140; lean_object* x_141; 
+x_135 = l_Lean_Level_mvarId_x21(x_1);
+lean_dec(x_1);
+x_136 = l_Lean_Meta_assignLevelMVar___at___private_Lean_Meta_LevelDefEq_0__Lean_Meta_decAux_x3f___spec__2(x_135, x_2, x_3, x_4, x_5, x_6, x_133);
+x_137 = lean_ctor_get(x_136, 1);
+lean_inc(x_137);
+if (lean_is_exclusive(x_136)) {
+ lean_ctor_release(x_136, 0);
+ lean_ctor_release(x_136, 1);
+ x_138 = x_136;
+} else {
+ lean_dec_ref(x_136);
+ x_138 = lean_box(0);
+}
+x_139 = 1;
+x_140 = lean_box(x_139);
+if (lean_is_scalar(x_138)) {
+ x_141 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_141 = x_138;
+}
+lean_ctor_set(x_141, 0, x_140);
+lean_ctor_set(x_141, 1, x_137);
+return x_141;
+}
+else
+{
+uint8_t x_142; 
+x_142 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_strictOccursMax(x_1, x_2);
+if (x_142 == 0)
+{
+lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; uint8_t x_147; lean_object* x_148; lean_object* x_149; 
+x_143 = l_Lean_Level_mvarId_x21(x_1);
+lean_dec(x_1);
+x_144 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax(x_143, x_2, x_3, x_4, x_5, x_6, x_133);
+x_145 = lean_ctor_get(x_144, 1);
+lean_inc(x_145);
+if (lean_is_exclusive(x_144)) {
+ lean_ctor_release(x_144, 0);
+ lean_ctor_release(x_144, 1);
+ x_146 = x_144;
+} else {
+ lean_dec_ref(x_144);
+ x_146 = lean_box(0);
+}
+x_147 = 1;
 x_148 = lean_box(x_147);
-x_149 = lean_alloc_ctor(0, 2, 0);
+if (lean_is_scalar(x_146)) {
+ x_149 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_149 = x_146;
+}
 lean_ctor_set(x_149, 0, x_148);
-lean_ctor_set(x_149, 1, x_130);
+lean_ctor_set(x_149, 1, x_145);
 return x_149;
 }
-}
-}
-}
 else
 {
-uint8_t x_150; 
+uint8_t x_150; lean_object* x_151; lean_object* x_152; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_150 = !lean_is_exclusive(x_100);
-if (x_150 == 0)
-{
-lean_object* x_151; uint8_t x_152; lean_object* x_153; 
-x_151 = lean_ctor_get(x_100, 0);
-lean_dec(x_151);
-x_152 = 2;
-x_153 = lean_box(x_152);
-lean_ctor_set(x_100, 0, x_153);
-return x_100;
+x_150 = 2;
+x_151 = lean_box(x_150);
+x_152 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_152, 0, x_151);
+lean_ctor_set(x_152, 1, x_133);
+return x_152;
+}
+}
+}
 }
 else
 {
-lean_object* x_154; uint8_t x_155; lean_object* x_156; lean_object* x_157; 
-x_154 = lean_ctor_get(x_100, 1);
-lean_inc(x_154);
-lean_dec(x_100);
+uint8_t x_153; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_153 = !lean_is_exclusive(x_103);
+if (x_153 == 0)
+{
+lean_object* x_154; uint8_t x_155; lean_object* x_156; 
+x_154 = lean_ctor_get(x_103, 0);
+lean_dec(x_154);
 x_155 = 2;
 x_156 = lean_box(x_155);
-x_157 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_157, 0, x_156);
-lean_ctor_set(x_157, 1, x_154);
-return x_157;
+lean_ctor_set(x_103, 0, x_156);
+return x_103;
+}
+else
+{
+lean_object* x_157; uint8_t x_158; lean_object* x_159; lean_object* x_160; 
+x_157 = lean_ctor_get(x_103, 1);
+lean_inc(x_157);
+lean_dec(x_103);
+x_158 = 2;
+x_159 = lean_box(x_158);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_159);
+lean_ctor_set(x_160, 1, x_157);
+return x_160;
 }
 }
 }
 else
 {
-uint8_t x_158; 
+uint8_t x_161; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_158 = !lean_is_exclusive(x_100);
-if (x_158 == 0)
+x_161 = !lean_is_exclusive(x_103);
+if (x_161 == 0)
 {
-return x_100;
+return x_103;
 }
 else
 {
-lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-x_159 = lean_ctor_get(x_100, 0);
-x_160 = lean_ctor_get(x_100, 1);
-lean_inc(x_160);
-lean_inc(x_159);
-lean_dec(x_100);
-x_161 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_161, 0, x_159);
-lean_ctor_set(x_161, 1, x_160);
-return x_161;
+lean_object* x_162; lean_object* x_163; lean_object* x_164; 
+x_162 = lean_ctor_get(x_103, 0);
+x_163 = lean_ctor_get(x_103, 1);
+lean_inc(x_163);
+lean_inc(x_162);
+lean_dec(x_103);
+x_164 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_164, 0, x_162);
+lean_ctor_set(x_164, 1, x_163);
+return x_164;
 }
 }
 }
 default: 
 {
-uint8_t x_162; lean_object* x_163; lean_object* x_164; 
+uint8_t x_165; lean_object* x_166; lean_object* x_167; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_162 = 2;
-x_163 = lean_box(x_162);
-x_164 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_164, 0, x_163);
-lean_ctor_set(x_164, 1, x_7);
-return x_164;
+x_165 = 2;
+x_166 = lean_box(x_165);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_7);
+return x_167;
 }
 }
 }
@@ -30015,7 +30049,7 @@ lean_dec(x_2);
 return x_8;
 }
 }
-lean_object* l_Lean_Meta_initFn____x40_Lean_Meta_LevelDefEq___hyg_2188_(lean_object* x_1) {
+lean_object* l_Lean_Meta_initFn____x40_Lean_Meta_LevelDefEq___hyg_2209_(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
@@ -30221,7 +30255,7 @@ l_Lean_Meta_isExprDefEq___rarg___closed__4 = _init_l_Lean_Meta_isExprDefEq___rar
 lean_mark_persistent(l_Lean_Meta_isExprDefEq___rarg___closed__4);
 l_Lean_Meta_isDefEqNoConstantApprox___rarg___closed__1 = _init_l_Lean_Meta_isDefEqNoConstantApprox___rarg___closed__1();
 lean_mark_persistent(l_Lean_Meta_isDefEqNoConstantApprox___rarg___closed__1);
-res = l_Lean_Meta_initFn____x40_Lean_Meta_LevelDefEq___hyg_2188_(lean_io_mk_world());
+res = l_Lean_Meta_initFn____x40_Lean_Meta_LevelDefEq___hyg_2209_(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
 return lean_io_result_mk_ok(lean_box(0));
diff --git a/stage0/stdlib/Lean/Parser/Term.c b/stage0/stdlib/Lean/Parser/Term.c
index 3e0ed93bda..0b2acca1c5 100644
--- a/stage0/stdlib/Lean/Parser/Term.c
+++ b/stage0/stdlib/Lean/Parser/Term.c
@@ -15,7 +15,6 @@ extern "C" {
 #endif
 lean_object* l_Lean_Parser_Term_subst___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Term_dbgTrace_formatter___closed__7;
-lean_object* l_Lean_Parser_Term_simpleBinder___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Term_panic_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_let_x2a_formatter___closed__1;
 lean_object* l_Lean_Parser_Term_match___elambda__1___closed__6;
@@ -1077,6 +1076,7 @@ lean_object* l_Lean_Parser_Term_letPatDecl___closed__1;
 lean_object* l___regBuiltin_Lean_Parser_Term_namedPattern_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_ellipsis___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_binderType___elambda__1(lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__10;
 lean_object* l_Lean_Parser_Term_depArrow___elambda__1___closed__6;
 lean_object* l___regBuiltin_Lean_Parser_Term_hole_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_suffices___elambda__1___closed__5;
@@ -1912,6 +1912,7 @@ lean_object* l_Lean_Parser_Term_sorry_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_matchAlts_formatter___closed__2;
 lean_object* l_Lean_Parser_Term_nativeDecide___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Term_explicitUniv___closed__4;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__11;
 lean_object* l_Lean_Parser_Term_hole_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_nomatch_formatter___closed__2;
 lean_object* l_Lean_Parser_Term_optExprPrecedence___closed__3;
@@ -1923,7 +1924,6 @@ lean_object* l_Lean_FileMap_toPosition(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_basicFun___closed__6;
 lean_object* l_Lean_Parser_Term_fun___closed__4;
 extern lean_object* l_myMacro____x40_Init_Tactics___hyg_726____closed__1;
-lean_object* l_Lean_Parser_Term_typeSpec___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Term_panic_formatter___closed__4;
 lean_object* l_Lean_Parser_Term_subtype_formatter___closed__2;
 lean_object* l_Lean_Parser_Term_suffices___elambda__1___lambda__1(lean_object*, lean_object*, lean_object*);
@@ -2714,7 +2714,6 @@ lean_object* l_Lean_Parser_Term_structInstLVal_parenthesizer___closed__2;
 lean_object* l_Lean_Parser_Term_have___closed__4;
 lean_object* l_Lean_Parser_Term_byTactic___elambda__1___closed__3;
 lean_object* l_Lean_Parser_Term_subtype_formatter___closed__4;
-lean_object* l_Lean_Parser_Term_typeSpec___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Term_anonymousCtor___closed__10;
 lean_object* l_Lean_Parser_Term_fromTerm_formatter___closed__3;
 lean_object* l_Lean_Parser_Tactic_quot___closed__7;
@@ -3096,6 +3095,7 @@ lean_object* l_Lean_Parser_Term_panic___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Term_have___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Term_fun_parenthesizer___closed__2;
 lean_object* l_Lean_Parser_Term_optExprPrecedence_parenthesizer___closed__2;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__9;
 lean_object* l_Lean_Parser_Term_structInstField_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_syntheticHole___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_tacticSeq1Indented___closed__5;
@@ -3113,7 +3113,6 @@ lean_object* l_Lean_Parser_Term_attrArg___closed__2;
 lean_object* l_Lean_Parser_Tactic_tacticSeqBracketed___closed__6;
 lean_object* l_Lean_Parser_Term_app_formatter___closed__7;
 lean_object* l___regBuiltin_Lean_Parser_Term_uminus_parenthesizer___closed__1;
-lean_object* l_Lean_Parser_Term_simpleBinder___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Term_structInst___closed__16;
 lean_object* l_Lean_Parser_Term_structInstArrayRef___closed__6;
 lean_object* l_Lean_Parser_Term_letIdDecl___closed__4;
@@ -3164,6 +3163,7 @@ lean_object* l_Lean_Parser_Term_haveDecl___closed__6;
 lean_object* l_Lean_Parser_Term_ensureTypeOf_parenthesizer___closed__5;
 lean_object* l___regBuiltinParser_Lean_Parser_Term_stateRefT(lean_object*);
 lean_object* l___regBuiltin_Lean_Parser_Term_ensureExpectedType_parenthesizer(lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__8;
 lean_object* l_Lean_Parser_Term_let_x2a___closed__4;
 lean_object* l_Lean_Parser_Term_matchAlt_formatter___closed__1;
 lean_object* l_Lean_Parser_checkColGtFn(lean_object*, lean_object*, lean_object*);
@@ -15969,47 +15969,29 @@ return x_5;
 static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__1() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("typeSpec");
-return x_1;
-}
-}
-static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__2() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
-x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__1;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__3() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_2 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__4() {
+static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; uint8_t x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__1;
-x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__3;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__10;
+x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__1;
 x_3 = 1;
 x_4 = l_Lean_Parser_mkAntiquot(x_1, x_2, x_3);
 return x_4;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__5() {
+static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_2 = l_Lean_Parser_Term_typeAscription___elambda__1___closed__5;
 x_3 = lean_alloc_closure((void*)(l_Lean_Parser_nodeFn), 4, 2);
 lean_closure_set(x_3, 0, x_1);
@@ -16017,12 +15999,12 @@ lean_closure_set(x_3, 1, x_2);
 return x_3;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__6() {
+static lean_object* _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Parser_Level_paren___elambda__1___closed__8;
-x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__5;
+x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__3;
 x_3 = lean_alloc_closure((void*)(l_Lean_Parser_andthenFn), 4, 2);
 lean_closure_set(x_3, 0, x_1);
 lean_closure_set(x_3, 1, x_2);
@@ -16033,10 +16015,10 @@ lean_object* l_Lean_Parser_Term_typeSpec___elambda__1(lean_object* x_1, lean_obj
 _start:
 {
 lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; lean_object* x_7; 
-x_3 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__4;
+x_3 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
 x_4 = lean_ctor_get(x_3, 1);
 lean_inc(x_4);
-x_5 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__6;
+x_5 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__4;
 x_6 = 1;
 x_7 = l_Lean_Parser_orelseFnCore(x_4, x_5, x_6, x_1, x_2);
 return x_7;
@@ -16046,7 +16028,7 @@ static lean_object* _init_l_Lean_Parser_Term_typeSpec___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_2 = l_Lean_Parser_Term_typeAscription___closed__2;
 x_3 = l_Lean_Parser_nodeInfo(x_1, x_2);
 return x_3;
@@ -16066,7 +16048,7 @@ static lean_object* _init_l_Lean_Parser_Term_typeSpec___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__4;
+x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
 x_2 = lean_ctor_get(x_1, 0);
 lean_inc(x_2);
 x_3 = l_Lean_Parser_Term_typeSpec___closed__2;
@@ -16491,8 +16473,8 @@ static lean_object* _init_l_Lean_Parser_Term_typeSpec_formatter___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; uint8_t x_3; lean_object* x_4; lean_object* x_5; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__1;
-x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__3;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__10;
+x_2 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__1;
 x_3 = 1;
 x_4 = lean_box(x_3);
 x_5 = lean_alloc_closure((void*)(l_Lean_Parser_mkAntiquot_formatter___boxed), 8, 3);
@@ -16506,7 +16488,7 @@ static lean_object* _init_l_Lean_Parser_Term_typeSpec_formatter___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_2 = lean_unsigned_to_nat(1024u);
 x_3 = l_Lean_Parser_Term_typeAscription_formatter___closed__3;
 x_4 = lean_alloc_closure((void*)(l_Lean_Parser_leadingNode_formatter___boxed), 8, 3);
@@ -16693,7 +16675,7 @@ static lean_object* _init_l_Lean_Parser_Term_typeSpec_parenthesizer___closed__1(
 _start:
 {
 lean_object* x_1; uint8_t x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__3;
+x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__1;
 x_2 = 1;
 x_3 = lean_box(x_2);
 x_4 = lean_alloc_closure((void*)(l_Lean_Parser_mkAntiquot_parenthesizer___rarg___boxed), 7, 2);
@@ -16706,7 +16688,7 @@ static lean_object* _init_l_Lean_Parser_Term_typeSpec_parenthesizer___closed__2(
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_typeSpec___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__11;
 x_2 = lean_unsigned_to_nat(1024u);
 x_3 = l_Lean_Parser_Term_typeAscription_parenthesizer___closed__2;
 x_4 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___boxed), 8, 3);
@@ -20041,43 +20023,25 @@ return x_5;
 static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("simpleBinder");
-return x_1;
-}
-}
-static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_myMacro____x40_Init_Notation___hyg_38____closed__6;
-x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__3() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_2 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4() {
+static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; uint8_t x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1;
-x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__3;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__8;
+x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1;
 x_3 = 1;
 x_4 = l_Lean_Parser_mkAntiquot(x_1, x_2, x_3);
 return x_4;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5() {
+static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
@@ -20089,24 +20053,24 @@ lean_closure_set(x_3, 1, x_2);
 return x_3;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__6() {
+static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
-x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__9;
+x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__3;
 x_3 = lean_alloc_closure((void*)(l_Lean_Parser_nodeFn), 4, 2);
 lean_closure_set(x_3, 0, x_1);
 lean_closure_set(x_3, 1, x_2);
 return x_3;
 }
 }
-static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__7() {
+static lean_object* _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Parser_Level_paren___elambda__1___closed__8;
-x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__6;
+x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4;
 x_3 = lean_alloc_closure((void*)(l_Lean_Parser_andthenFn), 4, 2);
 lean_closure_set(x_3, 0, x_1);
 lean_closure_set(x_3, 1, x_2);
@@ -20117,10 +20081,10 @@ lean_object* l_Lean_Parser_Term_simpleBinder___elambda__1(lean_object* x_1, lean
 _start:
 {
 lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; lean_object* x_7; 
-x_3 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4;
+x_3 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
 x_4 = lean_ctor_get(x_3, 1);
 lean_inc(x_4);
-x_5 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__7;
+x_5 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5;
 x_6 = 1;
 x_7 = l_Lean_Parser_orelseFnCore(x_4, x_5, x_6, x_1, x_2);
 return x_7;
@@ -20144,7 +20108,7 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinder___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_2 = l_Lean_Parser_Term_simpleBinder___closed__1;
 x_3 = l_Lean_Parser_nodeInfo(x_1, x_2);
 return x_3;
@@ -20164,7 +20128,7 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinder___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4;
+x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
 x_2 = lean_ctor_get(x_1, 0);
 lean_inc(x_2);
 x_3 = l_Lean_Parser_Term_simpleBinder___closed__3;
@@ -20538,8 +20502,8 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinder_formatter___closed__1(
 _start:
 {
 lean_object* x_1; lean_object* x_2; uint8_t x_3; lean_object* x_4; lean_object* x_5; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1;
-x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__3;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__8;
+x_2 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1;
 x_3 = 1;
 x_4 = lean_box(x_3);
 x_5 = lean_alloc_closure((void*)(l_Lean_Parser_mkAntiquot_formatter___boxed), 8, 3);
@@ -20565,7 +20529,7 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinder_formatter___closed__3(
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_2 = lean_unsigned_to_nat(1024u);
 x_3 = l_Lean_Parser_Term_simpleBinder_formatter___closed__2;
 x_4 = lean_alloc_closure((void*)(l_Lean_Parser_leadingNode_formatter___boxed), 8, 3);
@@ -20756,7 +20720,7 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinder_parenthesizer___closed
 _start:
 {
 lean_object* x_1; uint8_t x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__3;
+x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__1;
 x_2 = 1;
 x_3 = lean_box(x_2);
 x_4 = lean_alloc_closure((void*)(l_Lean_Parser_mkAntiquot_parenthesizer___rarg___boxed), 7, 2);
@@ -20781,7 +20745,7 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinder_parenthesizer___closed
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_2 = lean_unsigned_to_nat(1024u);
 x_3 = l_Lean_Parser_Term_simpleBinder_parenthesizer___closed__2;
 x_4 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___boxed), 8, 3);
@@ -26800,7 +26764,7 @@ if (lean_obj_tag(x_14) == 0)
 {
 lean_object* x_15; lean_object* x_16; lean_object* x_17; 
 x_15 = l_Lean_Parser_pushNone___elambda__1___rarg(x_13);
-x_16 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_16 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_17 = l_Lean_Parser_ParserState_mkNode(x_15, x_16, x_4);
 return x_17;
 }
@@ -26808,7 +26772,7 @@ else
 {
 lean_object* x_18; lean_object* x_19; 
 lean_dec(x_14);
-x_18 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_18 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_19 = l_Lean_Parser_ParserState_mkNode(x_13, x_18, x_4);
 return x_19;
 }
@@ -26827,7 +26791,7 @@ if (lean_obj_tag(x_22) == 0)
 {
 lean_object* x_23; lean_object* x_24; lean_object* x_25; 
 x_23 = l_Lean_Parser_pushNone___elambda__1___rarg(x_21);
-x_24 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_24 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_25 = l_Lean_Parser_ParserState_mkNode(x_23, x_24, x_4);
 return x_25;
 }
@@ -26835,7 +26799,7 @@ else
 {
 lean_object* x_26; lean_object* x_27; 
 lean_dec(x_22);
-x_26 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_26 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_27 = l_Lean_Parser_ParserState_mkNode(x_21, x_26, x_4);
 return x_27;
 }
@@ -26860,7 +26824,7 @@ static lean_object* _init_l_Lean_Parser_Term_simpleBinderWithoutType___closed__2
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_1 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_2 = l_Lean_Parser_Term_simpleBinderWithoutType___closed__1;
 x_3 = l_Lean_Parser_nodeInfo(x_1, x_2);
 return x_3;
@@ -27994,7 +27958,7 @@ lean_object* l_Lean_Parser_Term_simpleBinderWithoutType_formatter(lean_object* x
 _start:
 {
 lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_6 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_6 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_7 = l_Lean_Parser_Term_simpleBinderWithoutType_formatter___closed__1;
 x_8 = l_Lean_PrettyPrinter_Formatter_node_formatter(x_6, x_7, x_1, x_2, x_3, x_4, x_5);
 return x_8;
@@ -28435,7 +28399,7 @@ lean_object* l_Lean_Parser_Term_simpleBinderWithoutType_parenthesizer(lean_objec
 _start:
 {
 lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_6 = l_Lean_Parser_Term_simpleBinder___elambda__1___closed__2;
+x_6 = l_Lean_expandExplicitBindersAux_loop___closed__9;
 x_7 = l_Lean_Parser_Term_simpleBinderWithoutType_parenthesizer___closed__1;
 x_8 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer(x_6, x_7, x_1, x_2, x_3, x_4, x_5);
 return x_8;
@@ -45116,10 +45080,6 @@ l_Lean_Parser_Term_typeSpec___elambda__1___closed__3 = _init_l_Lean_Parser_Term_
 lean_mark_persistent(l_Lean_Parser_Term_typeSpec___elambda__1___closed__3);
 l_Lean_Parser_Term_typeSpec___elambda__1___closed__4 = _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__4();
 lean_mark_persistent(l_Lean_Parser_Term_typeSpec___elambda__1___closed__4);
-l_Lean_Parser_Term_typeSpec___elambda__1___closed__5 = _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__5();
-lean_mark_persistent(l_Lean_Parser_Term_typeSpec___elambda__1___closed__5);
-l_Lean_Parser_Term_typeSpec___elambda__1___closed__6 = _init_l_Lean_Parser_Term_typeSpec___elambda__1___closed__6();
-lean_mark_persistent(l_Lean_Parser_Term_typeSpec___elambda__1___closed__6);
 l_Lean_Parser_Term_typeSpec___closed__1 = _init_l_Lean_Parser_Term_typeSpec___closed__1();
 lean_mark_persistent(l_Lean_Parser_Term_typeSpec___closed__1);
 l_Lean_Parser_Term_typeSpec___closed__2 = _init_l_Lean_Parser_Term_typeSpec___closed__2();
@@ -45722,10 +45682,6 @@ l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4 = _init_l_Lean_Parser_T
 lean_mark_persistent(l_Lean_Parser_Term_simpleBinder___elambda__1___closed__4);
 l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5 = _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5();
 lean_mark_persistent(l_Lean_Parser_Term_simpleBinder___elambda__1___closed__5);
-l_Lean_Parser_Term_simpleBinder___elambda__1___closed__6 = _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__6();
-lean_mark_persistent(l_Lean_Parser_Term_simpleBinder___elambda__1___closed__6);
-l_Lean_Parser_Term_simpleBinder___elambda__1___closed__7 = _init_l_Lean_Parser_Term_simpleBinder___elambda__1___closed__7();
-lean_mark_persistent(l_Lean_Parser_Term_simpleBinder___elambda__1___closed__7);
 l_Lean_Parser_Term_simpleBinder___closed__1 = _init_l_Lean_Parser_Term_simpleBinder___closed__1();
 lean_mark_persistent(l_Lean_Parser_Term_simpleBinder___closed__1);
 l_Lean_Parser_Term_simpleBinder___closed__2 = _init_l_Lean_Parser_Term_simpleBinder___closed__2();
diff --git a/stage0/stdlib/Lean/Util/ReplaceLevel.c b/stage0/stdlib/Lean/Util/ReplaceLevel.c
index b13c9e9f2c..1bf8bb6171 100644
--- a/stage0/stdlib/Lean/Util/ReplaceLevel.c
+++ b/stage0/stdlib/Lean/Util/ReplaceLevel.c
@@ -30,11 +30,11 @@ lean_object* l_Lean_Expr_ReplaceLevelImpl_replaceUnsafeM_visit___boxed(lean_obje
 size_t l_Lean_Expr_ReplaceLevelImpl_cacheSize;
 lean_object* l_Lean_Level_replace_match__2(lean_object*);
 lean_object* l_List_map___at_Lean_Expr_replaceLevel___spec__1(lean_object*, lean_object*);
-lean_object* l_Lean_mkLevelIMax(lean_object*, lean_object*);
 lean_object* l_List_map___at_Lean_Expr_ReplaceLevelImpl_replaceUnsafeM_visit___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Level_replace_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_ReplaceLevelImpl_replaceUnsafeM_visit_match__1(lean_object*);
-lean_object* l_Lean_mkLevelMax(lean_object*, lean_object*);
+lean_object* l_Lean_mkLevelMax_x27(lean_object*, lean_object*);
+lean_object* l_Lean_mkLevelIMax_x27(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_ReplaceLevelImpl_replaceUnsafe(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_ReplaceLevelImpl_initCache___closed__1;
 lean_object* lean_expr_update_let(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -188,7 +188,7 @@ lean_dec(x_2);
 lean_inc(x_1);
 x_9 = l_Lean_Level_replace(x_1, x_7);
 x_10 = l_Lean_Level_replace(x_1, x_8);
-x_11 = l_Lean_mkLevelMax(x_9, x_10);
+x_11 = l_Lean_mkLevelMax_x27(x_9, x_10);
 return x_11;
 }
 case 3:
@@ -202,7 +202,7 @@ lean_dec(x_2);
 lean_inc(x_1);
 x_14 = l_Lean_Level_replace(x_1, x_12);
 x_15 = l_Lean_Level_replace(x_1, x_13);
-x_16 = l_Lean_mkLevelIMax(x_14, x_15);
+x_16 = l_Lean_mkLevelIMax_x27(x_14, x_15);
 return x_16;
 }
 default: 
diff --git a/stage0/stdlib/Lean/Util/Trace.c b/stage0/stdlib/Lean/Util/Trace.c
index ecb7b0bf46..46b983b3a6 100644
--- a/stage0/stdlib/Lean/Util/Trace.c
+++ b/stage0/stdlib/Lean/Util/Trace.c
@@ -60,6 +60,7 @@ uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l_Lean_resetTraceState___rarg___closed__1;
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Util_Trace_0__Lean_addNode___spec__1(size_t, size_t, lean_object*);
 lean_object* l_Lean___kind_term____x40_Lean_Util_Trace___hyg_885____closed__5;
+extern lean_object* l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
 extern lean_object* l_Lean_MessageData_nil;
 lean_object* l_Std_PersistentArray_getAux___at___private_Lean_Util_Trace_0__Lean_TraceState_toFormat___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_enableTracing___rarg(lean_object*, lean_object*, uint8_t);
@@ -71,8 +72,6 @@ lean_object* lean_array_get_size(lean_object*);
 lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__5;
 extern lean_object* l_Lean_interpolatedStrKind;
 lean_object* l_Lean_getTraces(lean_object*);
-extern lean_object* l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
-extern lean_object* l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
 lean_object* l_Lean_isTracingEnabledFor___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_printTraces___spec__5___rarg___lambda__1(lean_object*, lean_object*);
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_printTraces___spec__5___rarg(lean_object*, lean_object*, lean_object*, lean_object*, size_t, size_t, lean_object*);
@@ -85,6 +84,7 @@ lean_object* l_Lean_traceM___rarg___lambda__1___boxed(lean_object*, lean_object*
 uint8_t l_USize_decLt(size_t, size_t);
 lean_object* l___private_Lean_Util_Trace_0__Lean_checkTraceOptionM___rarg(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean___kind_term____x40_Lean_Message___hyg_1842____closed__4;
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__13;
 lean_object* l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__7;
 lean_object* l_Lean___kind_term____x40_Lean_Util_Trace___hyg_885____closed__3;
 lean_object* l___private_Std_Data_PersistentArray_0__Std_PersistentArray_foldlMAux___at_Lean_withNestedTraces___spec__3___boxed(lean_object*, lean_object*);
@@ -128,11 +128,11 @@ lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean___kind_term____x40_Lean_Util_Trace___hyg_885____closed__2;
 lean_object* l_Lean_registerTraceClass___closed__2;
 lean_object* l_Lean_traceCtx___rarg___lambda__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__7;
 uint8_t l_Lean_MessageData_isNil(lean_object*);
 lean_object* l_Std_PersistentArray_foldlM___at_Lean_withNestedTraces___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_0__Lean_addNode___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_traceCtx___rarg___lambda__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__17;
 lean_object* l_Lean_traceM(lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_printTraces___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*, size_t, size_t, lean_object*);
@@ -170,18 +170,15 @@ lean_object* l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__5;
 lean_object* l_Lean_addTrace___rarg___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_modifyTraces___rarg___lambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_MonadTracer_trace___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__13;
 lean_object* l_Lean_addTrace___rarg___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*);
 size_t lean_usize_of_nat(lean_object*);
 lean_object* l_Lean_traceCtx___rarg___lambda__3___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_addMacroScope(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_0__Lean_getResetTraces___rarg(lean_object*, lean_object*);
-extern lean_object* l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__8;
 lean_object* l_Lean_modifyTraces___rarg(lean_object*, lean_object*);
 size_t l_USize_land(size_t, size_t);
 extern lean_object* l_Lean_nullKind___closed__2;
-lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8;
 lean_object* l_Lean___kind_term____x40_Lean_Util_Trace___hyg_885____closed__11;
 lean_object* l_Std_PersistentArray_push___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_0__Lean_getResetTraces___rarg___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -197,7 +194,6 @@ lean_object* l_Lean_TraceState_traces___default;
 extern lean_object* l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 lean_object* l___private_Lean_Util_Trace_0__Lean_getResetTraces___rarg___lambda__2___closed__1;
 lean_object* l_IO_println___at_Lean_printTraces___spec__1(lean_object*, lean_object*);
-lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11;
 lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_1331____closed__3;
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 lean_object* l_Std_PersistentArray_get_x21___at___private_Lean_Util_Trace_0__Lean_TraceState_toFormat___spec__1(lean_object*, lean_object*);
@@ -270,7 +266,6 @@ lean_object* l_Lean_traceCtx___rarg___lambda__3(lean_object*, uint8_t, lean_obje
 lean_object* l_Lean_checkTraceOption___closed__2;
 extern lean_object* l_tryFinally___rarg___closed__1;
 uint8_t l___private_Lean_Util_Trace_0__Lean_checkTraceOptionAux(lean_object*, lean_object*);
-lean_object* l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__10;
 lean_object* l_Lean_TraceState_Lean_Util_Trace___instance__2___closed__1;
 lean_object* l___private_Lean_Util_Trace_0__Lean_TraceState_toFormat(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_6360____closed__11;
@@ -2699,9 +2694,11 @@ static lean_object* _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____clo
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Array_empty___closed__1;
-x_2 = l_myMacro____x40_Init_Tactics___hyg_508____closed__7;
-x_3 = lean_array_push(x_1, x_2);
+x_1 = lean_box(0);
+x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7;
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
 return x_3;
 }
 }
@@ -2709,53 +2706,9 @@ static lean_object* _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____clo
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_nullKind___closed__2;
+x_1 = lean_box(0);
 x_2 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6;
 x_3 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_3, 0, x_1);
-lean_ctor_set(x_3, 1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Array_empty___closed__1;
-x_2 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
-x_3 = lean_array_push(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8;
-x_2 = l_myMacro____x40_Init_Notation___hyg_6360____closed__17;
-x_3 = lean_array_push(x_1, x_2);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__10() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__8;
-x_3 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3, 0, x_2);
-lean_ctor_set(x_3, 1, x_1);
-return x_3;
-}
-}
-static lean_object* _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__10;
-x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
 return x_3;
@@ -2828,16 +2781,16 @@ x_26 = l_Array_empty___closed__1;
 x_27 = lean_array_push(x_26, x_25);
 x_28 = lean_array_push(x_26, x_15);
 x_29 = lean_array_push(x_26, x_17);
-x_30 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7;
+x_30 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
 x_31 = l_Lean_addMacroScope(x_19, x_30, x_18);
-x_32 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
-x_33 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11;
+x_32 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
+x_33 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
 x_34 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_34, 0, x_22);
 lean_ctor_set(x_34, 1, x_32);
 lean_ctor_set(x_34, 2, x_31);
 lean_ctor_set(x_34, 3, x_33);
-x_35 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
+x_35 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_36 = lean_array_push(x_35, x_34);
 x_37 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_38 = lean_alloc_ctor(1, 2, 0);
@@ -2860,7 +2813,7 @@ x_48 = l_myMacro____x40_Init_Notation___hyg_6360____closed__8;
 x_49 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_49, 0, x_48);
 lean_ctor_set(x_49, 1, x_47);
-x_50 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_50 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_51 = lean_array_push(x_50, x_49);
 x_52 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_53 = lean_alloc_ctor(1, 2, 0);
@@ -3108,16 +3061,16 @@ lean_dec(x_15);
 x_32 = l___private_Init_Meta_0__Lean_quoteName(x_31);
 x_33 = lean_array_push(x_29, x_32);
 x_34 = lean_array_push(x_29, x_17);
-x_35 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__7;
+x_35 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
 x_36 = l_Lean_addMacroScope(x_22, x_35, x_21);
-x_37 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__6;
-x_38 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11;
+x_37 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__5;
+x_38 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7;
 x_39 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_39, 0, x_25);
 lean_ctor_set(x_39, 1, x_37);
 lean_ctor_set(x_39, 2, x_36);
 lean_ctor_set(x_39, 3, x_38);
-x_40 = l_Lean_myMacro____x40_Lean_Message___hyg_1881____closed__3;
+x_40 = l_Lean_expandExplicitBindersAux_loop___closed__13;
 x_41 = lean_array_push(x_40, x_39);
 x_42 = l_myMacro____x40_Init_Data_ToString_Macro___hyg_43____closed__4;
 x_43 = lean_alloc_ctor(1, 2, 0);
@@ -3140,7 +3093,7 @@ x_53 = l_myMacro____x40_Init_Notation___hyg_6360____closed__8;
 x_54 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_54, 0, x_53);
 lean_ctor_set(x_54, 1, x_52);
-x_55 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_55 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_56 = lean_array_push(x_55, x_54);
 x_57 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_58 = lean_alloc_ctor(1, 2, 0);
@@ -3196,7 +3149,7 @@ x_84 = l_Lean___kind_term____x40_Lean_Message___hyg_1842____closed__8;
 x_85 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_85, 0, x_84);
 lean_ctor_set(x_85, 1, x_83);
-x_86 = l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9;
+x_86 = l_Lean_expandExplicitBindersAux_loop___closed__7;
 x_87 = lean_array_push(x_86, x_85);
 x_88 = l_myMacro____x40_Init_Notation___hyg_6360____closed__15;
 x_89 = lean_alloc_ctor(1, 2, 0);
@@ -4059,14 +4012,6 @@ l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6 = _init_l_Lean_myMa
 lean_mark_persistent(l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__6);
 l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7 = _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7();
 lean_mark_persistent(l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__7);
-l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8 = _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8();
-lean_mark_persistent(l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__8);
-l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9 = _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9();
-lean_mark_persistent(l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__9);
-l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__10 = _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__10();
-lean_mark_persistent(l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__10);
-l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11 = _init_l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11();
-lean_mark_persistent(l_Lean_myMacro____x40_Lean_Util_Trace___hyg_953____closed__11);
 l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__1 = _init_l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__1();
 lean_mark_persistent(l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__1);
 l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__2 = _init_l_Lean___kind_term____x40_Lean_Util_Trace___hyg_1249____closed__2();