chore: update stage0

2020-12-08 17:16:00 +01:00 · 2020-12-08 17:16:00 +01:00 · dcd3b90522
commit dcd3b90522
parent 32eeac88c8
32 changed files with 20242 additions and 10451 deletions
--- a/stage0/src/Init/Prelude.lean
+++ b/stage0/src/Init/Prelude.lean
@ -1138,6 +1138,17 @@ instance {α : Type u} {m : Type u → Type v} [Monad m] : Inhabited (α → m
 instance {α : Type u} {m : Type u → Type v} [Monad m] [Inhabited α] : Inhabited (m α) where
  default := pure arbitrary

+-- A fusion of Haskell's `sequence` and `map`
+def Array.sequenceMap {α : Type u} {β : Type v} {m : Type v → Type w} [Monad m] (as : Array α) (f : α → m β) : m (Array β) :=
+  let rec loop (i : Nat) (j : Nat) (bs : Array β) : m (Array β) :=
+    dite (Less j as.size)
+      (fun hlt =>
+        match i with
+        | 0           => pure bs
+        | Nat.succ i' => Bind.bind (f (as.get ⟨j, hlt⟩)) fun b => loop i' (hAdd j 1) (bs.push b))
+      (fun _ => bs)
+  loop as.size 0 Array.empty
+
 /-- A Function for lifting a computation from an inner Monad to an outer Monad.
    Like [MonadTrans](https://hackage.haskell.org/package/transformers-0.5.5.0/docs/Control-Monad-Trans-Class.html),
    but `n` does not have to be a monad transformer.
--- a/stage0/src/Lean/Elab/Binders.lean
+++ b/stage0/src/Lean/Elab/Binders.lean
@ -4,7 +4,6 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Leonardo de Moura
 -/
 import Lean.Elab.Term
-import Lean.Elab.Quotation

 namespace Lean.Elab.Term
 open Meta
@ -40,15 +39,15 @@ structure BinderView where
  bi : BinderInfo

 partial def quoteAutoTactic : Syntax → TermElabM Syntax
-  | stx@(Syntax.ident _ _ _ _) => throwErrorAt stx "invalic auto tactic, identifier is not allowed"
+  | stx@(Syntax.ident _ _ _ _) => throwErrorAt stx "invalid auto tactic, identifier is not allowed"
  | stx@(Syntax.node k args)   => do
    if stx.isAntiquot then
-      throwErrorAt stx "invalic auto tactic, antiquotation is not allowed"
+      throwErrorAt stx "invalid auto tactic, antiquotation is not allowed"
    else
      let mut quotedArgs ← `(Array.empty)
      for arg in args do
-        if k == nullKind && Quotation.isAntiquotSplice arg then
-          throwErrorAt arg "invalic auto tactic, antiquotation is not allowed"
+        if k == nullKind && arg.isAntiquotSplice then
+          throwErrorAt arg "invalid auto tactic, antiquotation is not allowed"
        else
          let quotedArg ← quoteAutoTactic arg
          quotedArgs ← `(Array.push $quotedArgs $quotedArg)
--- a/stage0/src/Lean/Elab/BuiltinNotation.lean
+++ b/stage0/src/Lean/Elab/BuiltinNotation.lean
@ -7,7 +7,6 @@ import Init.Data.ToString
 import Lean.Compiler.BorrowedAnnotation
 import Lean.Meta.KAbstract
 import Lean.Elab.Term
-import Lean.Elab.Quotation
 import Lean.Elab.SyntheticMVars

 namespace Lean.Elab.Term
--- a/stage0/src/Lean/Elab/Do.lean
+++ b/stage0/src/Lean/Elab/Do.lean
@ -5,7 +5,6 @@ Authors: Leonardo de Moura
 -/
 import Lean.Elab.Term
 import Lean.Elab.Binders
-import Lean.Elab.Quotation
 import Lean.Elab.Match

 namespace Lean.Elab.Term
--- a/stage0/src/Lean/Elab/Quotation.lean
+++ b/stage0/src/Lean/Elab/Quotation.lean
@ -12,7 +12,7 @@ import Lean.Elab.Term

 namespace Lean.Elab.Term.Quotation

-open Lean.Syntax (isQuot isAntiquot)
+open Lean.Syntax (isQuot isAntiquot isAntiquotSplice)
 open Meta

 def mkAntiquotNode (term : Syntax) (nesting := 0) (name : Option String := none) (kind := Name.anonymous) (splice := false) : Syntax :=
@ -54,10 +54,6 @@ def antiquotKind? : Syntax → Option SyntaxNodeKind
      some Name.anonymous
  | _                                          => none

-- `$e*` is an antiquotation "splice" matching an arbitrary number of syntax nodes
-def isAntiquotSplice (stx : Syntax) : Bool :=
-  isAntiquot stx && stx[4].getOptional?.isSome
-
 -- An "antiquotation scope" is something like `$[...]?` or `$[...]*`. Note that the latter could be of kind `many` or
 -- `sepBy`, which have different implementations.
 def antiquotScopeKind? : Syntax → Option SyntaxNodeKind
@ -78,6 +74,19 @@ def getAntiquotScopeSuffix (stx : Syntax) : Syntax :=
 def isAntiquotSplicePat (stx : Syntax) : Bool :=
  stx.isOfKind nullKind && stx.getArgs.any fun arg => isAntiquotSplice arg && !isEscapedAntiquot arg

+/-- `C[$(e)]` ~> `let a := e; C[$a]`. Used in the implementation of antiquot scopes. -/
+private partial def floatOutAntiquotTerms : Syntax → StateT (Syntax → TermElabM Syntax) TermElabM Syntax
+  | stx@(Syntax.node k args) => do
+    if isAntiquot stx && !isEscapedAntiquot stx then
+      let e := getAntiquotTerm stx
+      if !e.isIdent then
+        return ← withFreshMacroScope do
+          let a ← `(a)
+          modify (fun cont stx => (`(let $a:ident := $e; $stx) : TermElabM _))
+          stx.setArg 2 a
+    Syntax.node k (← args.mapM floatOutAntiquotTerms)
+  | stx => pure stx
+
 partial def getAntiquotationIds : Syntax → TermElabM (List Syntax)
  | stx@(Syntax.node k args) =>
    if isAntiquot stx && !isEscapedAntiquot stx then
@ -116,6 +125,7 @@ private partial def quoteSyntax : Syntax → TermElabM Syntax
          `(Array.appendCore $args $(getAntiquotTerm arg))
        else if k == nullKind && isAntiquotScope arg then do
          let k := antiquotScopeKind? arg
+          let (arg, bindLets) ← floatOutAntiquotTerms arg |>.run pure
          let inner ← (getAntiquotScopeContents arg).mapM quoteSyntax
          let arr ← match (← getAntiquotationIds arg) with
            | [] => throwErrorAt stx "antiquotation scope must contain at least one antiquotation"
@ -135,6 +145,7 @@ private partial def quoteSyntax : Syntax → TermElabM Syntax
              let Syntax.atom _ sep ← (getAntiquotScopeSuffix arg)[0] | unreachable!
              `(mkSepArray $arr (mkAtom $(Syntax.mkStrLit sep)))
            else arr
+          let arr ← bindLets arr
          `(Array.appendCore $args $arr)
        else do
          let arg ← quoteSyntax arg;
@ -186,7 +197,7 @@ private abbrev Alt := List Syntax × Syntax

 /-- Information on a pattern's head that influences the compilation of a single
    match step. -/
-structure HeadInfo where
+structure BasicHeadInfo where
  -- Node kind to match, if any
  kind    : Option SyntaxNodeKind     := none
  -- Nested patterns for each argument, if any. In a single match step, we only
@ -197,21 +208,34 @@ structure HeadInfo where
  -- bind pattern variables.
  rhsFn   : Syntax → TermElabM Syntax := pure

-instance : Inhabited HeadInfo := ⟨{}⟩
+inductive HeadInfo where
+  | basic (bhi : BasicHeadInfo)
+  | antiquotScope (stx : Syntax)
+
+open HeadInfo
+
+instance : Inhabited HeadInfo := ⟨basic {}⟩

 /-- `h1.generalizes h2` iff h1 is equal to or more general than h2, i.e. it matches all nodes
    h2 matches. This induces a partial ordering. -/
 def HeadInfo.generalizes : HeadInfo → HeadInfo → Bool
-  | { kind := none, .. }, _                      => true
-  | { kind := some k1, argPats := none, .. },
-    { kind := some k2, .. }                      => k1 == k2
-  | { kind := some k1, argPats := some ps1, .. },
-    { kind := some k2, argPats := some ps2, .. } => k1 == k2 && ps1.size == ps2.size
-  | _, _                                         => false
+  | basic { kind := none, .. }, _                      => true
+  | basic { kind := some k1, argPats := none, .. },
+    basic { kind := some k2, .. }                      => k1 == k2
+  | basic { kind := some k1, argPats := some ps1, .. },
+    basic { kind := some k2, argPats := some ps2, .. } => k1 == k2 && ps1.size == ps2.size
+  -- roughmost approximation for now
+  | antiquotScope stx1, antiquotScope stx2             => stx1 == stx2
+  | _, _                                               => false
+
+def mkTuple : Array Syntax → TermElabM Syntax
+  | #[]  => `(())
+  | #[e] => e
+  | es   => `(($(es[0]), $(es.eraseIdx 0)*))

 private def getHeadInfo (alt : Alt) : HeadInfo :=
  let pat := alt.fst.head!;
-  let unconditional (rhsFn) := { rhsFn := rhsFn : HeadInfo };
+  let unconditional (rhsFn) := basic { rhsFn := rhsFn };
  -- variable pattern
  if pat.isIdent then unconditional $ fun rhs => `(let $pat := discr; $rhs)
  -- wildcard pattern
@ -239,18 +263,21 @@ private def getHeadInfo (alt : Alt) : HeadInfo :=
      let anti := getAntiquotTerm quoted
      -- Splices should only appear inside a nullKind node, see next case
      if isAntiquotSplice quoted then unconditional $ fun _ => throwErrorAt quoted "unexpected antiquotation splice"
-      else if anti.isIdent then { kind := kind, rhsFn :=  fun rhs => `(let $anti := discr; $rhs) }
+      else if isAntiquotScope quoted then unconditional $ fun _ => throwErrorAt quoted "unexpected antiquotation scope"
+      else if anti.isIdent then basic { kind := kind, rhsFn :=  fun rhs => `(let $anti := discr; $rhs) }
      else unconditional fun _ => throwErrorAt! anti "match_syntax: antiquotation must be variable {anti}"
    else if isAntiquotSplicePat quoted && quoted.getArgs.size == 1 then
      -- quotation is a single antiquotation splice => bind args array
      let anti := getAntiquotTerm quoted[0]
      unconditional fun rhs => `(let $anti := Syntax.getArgs discr; $rhs)
      -- TODO: support for more complex antiquotation splices
+    else if quoted.getArgs.size == 1 && isAntiquotScope quoted[0] then
+      antiquotScope quoted[0]
    else
      -- not an antiquotation or escaped antiquotation: match head shape
      let quoted  := unescapeAntiquot quoted
      let argPats := quoted.getArgs.map (pat.setArg 1);
-      { kind := quoted.getKind, argPats := argPats }
+      basic { kind := quoted.getKind, argPats := argPats }
  else
    unconditional $ fun _ => throwErrorAt! pat "match_syntax: unexpected pattern kind {pat}"

@ -259,15 +286,18 @@ private def getHeadInfo (alt : Alt) : HeadInfo :=
 -- Ex: `($a + (- $b)) => `($a), `(+), `(- $b)
 -- Note: The atom pattern `(+) will be discarded in a later step
 private def explodeHeadPat (numArgs : Nat) : HeadInfo × Alt → TermElabM Alt
-  | (info, (pat::pats, rhs)) => do
+  | (basic info, (pat::pats, rhs)) => do
      let newPats := match info.argPats with
        | some argPats => argPats.toList
        | none         => List.replicate numArgs $ Unhygienic.run `(_)
      let rhs ← info.rhsFn rhs
      pure (newPats ++ pats, rhs)
+  | (antiquotScope _, (pat::pats, rhs)) => (pats, rhs)
  | _ => unreachable!

-private partial def compileStxMatch : List Syntax → List Alt → TermElabM Syntax
+private partial def compileStxMatch (discrs : List Syntax) (alts : List Alt) : TermElabM Syntax := do
+  trace[Elab.match_syntax]! "match_syntax {discrs} with {alts}"
+  match discrs, alts with
  | [],            ([], rhs)::_ => pure rhs  -- nothing left to match
  | _,             []           => throwError "non-exhaustive 'match_syntax'"
  | discr::discrs, alts         => do
@ -276,24 +306,65 @@ private partial def compileStxMatch : List Syntax → List Alt → TermElabM Syn
    -- If there are multiple minimal elements, the choice does not matter.
    let (info, alt) := alts.tail!.foldl (fun (min : HeadInfo × Alt) (alt : HeadInfo × Alt) => if min.1.generalizes alt.1 then alt else min) alts.head!;
    -- introduce pattern matches on the discriminant's children if there are any nested patterns
-    let newDiscrs ← match info.argPats with
-      | some pats => (List.range pats.size).mapM fun i => `(Syntax.getArg discr $(quote i))
-      | none      => pure []
+    let newDiscrs ← match info with
+      | basic { argPats := some pats, .. } => (List.range pats.size).mapM fun i => `(Syntax.getArg discr $(quote i))
+      | _ => pure []
    -- collect matching alternatives and explode them
    let yesAlts := alts.filter fun (alt : HeadInfo × Alt) => alt.1.generalizes info
    let yesAlts ← yesAlts.mapM $ explodeHeadPat newDiscrs.length
    -- NOTE: use fresh macro scopes for recursive call so that different `discr`s introduced by the quotations below do not collide
    let yes ← withFreshMacroScope $ compileStxMatch (newDiscrs ++ discrs) yesAlts
-    let some kind ← pure info.kind
-      -- unconditional match step
-      | `(let discr := $discr; $yes)
+    let mkNo := do
+      let noAlts := (alts.filter $ fun (alt : HeadInfo × Alt) => !info.generalizes alt.1).map (·.2)
+      withFreshMacroScope $ compileStxMatch (discr::discrs) noAlts
+    match info with
+    -- unconditional match step
+    | basic { kind := none, .. } => `(let discr := $discr; $yes)
    -- conditional match step
-    let noAlts  := (alts.filter $ fun (alt : HeadInfo × Alt) => !info.generalizes alt.1).map (·.2)
-    let no ← withFreshMacroScope $ compileStxMatch (discr::discrs) noAlts
-    let cond ← match info.argPats with
-    | some pats => `(and (Syntax.isOfKind discr $(quote kind)) (BEq.beq (Array.size (Syntax.getArgs discr)) $(quote pats.size)))
-    | none      => `(Syntax.isOfKind discr $(quote kind))
-    `(let discr := $discr; ite (Eq $cond true) $yes $no)
+    | basic { kind := some kind, argPats := pats, .. } =>
+      let cond ← match pats with
+      | some pats => `(and (Syntax.isOfKind discr $(quote kind)) (BEq.beq (Array.size (Syntax.getArgs discr)) $(quote pats.size)))
+      | none      => `(Syntax.isOfKind discr $(quote kind))
+      let no ← mkNo
+      `(let discr := $discr; ite (Eq $cond true) $yes $no)
+    -- terrifying match step
+    | antiquotScope scope =>
+      let k := antiquotScopeKind? scope
+      let contents := getAntiquotScopeContents scope
+      let ids ← getAntiquotationIds scope
+      let no ← mkNo
+      match k with
+      | `optional =>
+        let mut yesMatch := yes
+        for id in ids do
+          yesMatch ← `(let $id := some $id; $yesMatch)
+        let mut yesNoMatch := yes
+        for id in ids do
+          yesNoMatch ← `(let $id := none; $yesNoMatch)
+        `(let discr := $discr;
+          if discr.isNone then $yesNoMatch
+          else match_syntax discr with
+            | `($(mkNullNode contents)) => $yesMatch
+            | _                         => $no)
+      | _ =>
+        let mut discrs ← `(Syntax.getArgs $discr)
+        if k == `sepBy then
+          discrs ← `(Array.getSepElems $discrs)
+        let ids := ids.toArray
+        let tuple ← mkTuple ids
+        let mut yes := yes
+        let resId ← match ids with
+          | #[id] => id
+          | _     =>
+            for i in [:ids.size] do
+              let idx := Syntax.mkLit fieldIdxKind (toString (i + 1));
+              yes ← `(let $(ids[i]) := tuples.map (·.$idx:fieldIdx); $yes)
+            `(tuples)
+        `(match ($(discrs).sequenceMap fun discr => match_syntax discr with
+            | `($(contents[0])) => some $tuple
+            | _                 => none) with
+          | some $resId => $yes
+          | none => $no)
  | _, _ => unreachable!

 -- Get all pattern vars (as `Syntax.ident`s) in `stx`
@ -341,9 +412,15 @@ def match_syntax.expand (stx : Syntax) : TermElabM Syntax := do
      let rhs := alt.getArg 2
      pure ([pat], rhs)
  -- letBindRhss (compileStxMatch stx [discr]) alts.toList []
-  compileStxMatch [discr] alts.toList
+  let stx ← compileStxMatch [discr] alts.toList
+  trace[Elab.match_syntax.result]! "{stx}"
+  stx

@[builtinTermElab «match_syntax»] def elabMatchSyntax : TermElab :=
  adaptExpander match_syntax.expand

+builtin_initialize
+  registerTraceClass `Elab.match_syntax
+  registerTraceClass `Elab.match_syntax.result
+
 end Lean.Elab.Term.Quotation
--- a/stage0/src/Lean/Elab/StructInst.lean
+++ b/stage0/src/Lean/Elab/StructInst.lean
@ -6,7 +6,6 @@ Authors: Leonardo de Moura
 import Lean.Util.FindExpr
 import Lean.Elab.App
 import Lean.Elab.Binders
-import Lean.Elab.Quotation

 namespace Lean.Elab.Term.StructInst

--- a/stage0/src/Lean/Parser/Term.lean
+++ b/stage0/src/Lean/Parser/Term.lean
@ -115,7 +115,7 @@ def matchAlt : Parser :=

 def matchAlts (optionalFirstBar := true) : Parser :=
  parser! ppDedent $ withPosition $
-    ppLine >> (if optionalFirstBar then optional "| " else "| ") >>
+    ppLine >> (if optionalFirstBar then optional "| " else group "| ") >>
    sepBy1 (ppIndent matchAlt) (ppLine >> checkColGe "alternatives must be indented" >> "| ")

 def matchDiscr := parser! optional (atomic (ident >> checkNoWsBefore "no space before ':'" >> ":")) >> termParser
--- a/stage0/src/Lean/Syntax.lean
+++ b/stage0/src/Lean/Syntax.lean
@ -30,6 +30,10 @@ def Syntax.isAntiquot : Syntax → Bool
  | Syntax.node (Name.str _ "antiquot" _) _ => true
  | _                                       => false

+-- `$e*` is an antiquotation "splice" matching an arbitrary number of syntax nodes
+def Syntax.isAntiquotSplice (stx : Syntax) : Bool :=
+  stx.isAntiquot && !stx[4].isNone
+
 inductive IsNode : Syntax → Prop where
  | mk (kind : SyntaxNodeKind) (args : Array Syntax) : IsNode (Syntax.node kind args)

--- a/stage0/stdlib/CMakeLists.txt
+++ b/stage0/stdlib/CMakeLists.txt
--- a/stage0/stdlib/Init/Prelude.c
+++ b/stage0/stdlib/Init/Prelude.c
@ -83,6 +83,7 @@ lean_object* l_List_hasDecEq_match__2(lean_object*, lean_object*, lean_object*,
 lean_object* l_Lean_instMonadQuotation___rarg___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Nat_beq___boxed(lean_object*, lean_object*);
 lean_object* l_Array_set___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap_loop___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getKind_match__1(lean_object*);
 lean_object* l_UInt64_size___closed__1;
 lean_object* l_idRhs___rarg___boxed(lean_object*);
@ -110,6 +111,7 @@ lean_object* l_Lean_Syntax_getKind_match__1___rarg(lean_object*, lean_object*, l
 lean_object* l_instHasLessEqUInt32;
 lean_object* l___private_Init_Prelude_0__Lean_extractMainModule___closed__1;
 lean_object* l_Monad_seqLeft___default(lean_object*);
+lean_object* l_Array_sequenceMap_loop_match__1(lean_object*);
 lean_object* l_Function_comp(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Prelude_0__Lean_eraseMacroScopesAux_match__1(lean_object*);
 lean_object* l_Array_empty___closed__1;
@ -141,6 +143,7 @@ lean_object* l_Lean_withRef___rarg(lean_object*, lean_object*, lean_object*, lea
 lean_object* l_Nat_pred___boxed(lean_object*);
 lean_object* l_modifyThe(lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap_loop_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_String_toSubstring(lean_object*);
 lean_object* l_not_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Prelude_0__Lean_assembleParts_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -557,6 +560,7 @@ lean_object* l_Lean_Name_beq_match__1(lean_object*);
 lean_object* l_MonadExcept_instOrElse___rarg(lean_object*, lean_object*);
 lean_object* l_ite___rarg(uint8_t, lean_object*, lean_object*);
 lean_object* l_Eq_ndrec___rarg___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap_loop_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Name_eraseMacroScopes_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_EStateM_nonBacktrackable(lean_object*);
 lean_object* l_ReaderT_instMonadReaderT___rarg___lambda__4___boxed(lean_object*, lean_object*, lean_object*);
@ -685,6 +689,7 @@ lean_object* l_List_foldl___at_Lean_MacroScopesView_review___spec__1(lean_object
 lean_object* l_Lean_Macro_instMonadRefMacroM___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t l_instDecidableEqUInt16(uint16_t, uint16_t);
 uint8_t l_instDecidableEqString(lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_instInhabitedName;
 lean_object* l_instHAdd___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_appendCore(lean_object*);
@ -693,6 +698,7 @@ lean_object* l_Decidable_decide___rarg___boxed(lean_object*);
 lean_object* l_USize_size;
 lean_object* l_UInt32_mk___boxed(lean_object*);
 lean_object* l_instDecidableEqBool___boxed(lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap_loop___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Name_hasMacroScopes_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_EStateM_orElse(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_cond___rarg___boxed(lean_object*, lean_object*, lean_object*);
@ -731,11 +737,13 @@ lean_object* l_instOfNatNat(lean_object*);
 size_t lean_usize_mix_hash(size_t, size_t);
 lean_object* l_UInt32_size;
 lean_object* l_Lean_instInhabitedMacroScopesView___closed__1;
+lean_object* l_Array_sequenceMap_loop(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_hasDecEq_match__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_USize_ofNatCore___boxed(lean_object*, lean_object*);
 lean_object* l_ReaderT_instMonadExceptOfReaderT___rarg(lean_object*);
 lean_object* l_instInhabited(lean_object*, lean_object*);
 lean_object* l_instDecidableEqFin_match__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap_loop___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_MonadExcept_orelse(lean_object*, lean_object*);
 lean_object* l_Fin_decLt___boxed(lean_object*);
 lean_object* l_Lean_instMonadRef___rarg___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -747,6 +755,7 @@ lean_object* l_Lean_withRef(lean_object*);
 lean_object* l_List_concat(lean_object*);
 lean_object* l_Array_appendCore_loop_match__1(lean_object*);
 lean_object* l_ReaderT_adapt___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_sequenceMap(lean_object*, lean_object*, lean_object*);
 uint8_t l_UInt16_decEq(uint16_t, uint16_t);
 lean_object* l_instAddNat___closed__1;
 lean_object* l_Lean_Macro_withFreshMacroScope___rarg(lean_object*, lean_object*, lean_object*);
@ -841,6 +850,7 @@ lean_object* l_modify___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getHeadInfo_loop_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_EStateM_instMonadExceptOfEStateM(lean_object*, lean_object*, lean_object*);
 lean_object* lean_uint32_to_nat(uint32_t);
+lean_object* l_Array_sequenceMap_loop___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_EStateM_run_x27_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* lean_uint32_to_nat(uint32_t);
 lean_object* l_List_hasDecEq_match__1(lean_object*, lean_object*, lean_object*, lean_object*);
@ -5053,6 +5063,171 @@ x_3 = lean_alloc_closure((void*)(l_instInhabited___rarg), 2, 0);
 return x_3;
 }
 }
+lean_object* l_Array_sequenceMap_loop_match__1___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_Array_sequenceMap_loop_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Array_sequenceMap_loop_match__1___rarg___boxed), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Array_sequenceMap_loop_match__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Array_sequenceMap_loop_match__1___rarg(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Array_sequenceMap_loop___rarg___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; lean_object* x_11; 
+x_8 = lean_unsigned_to_nat(1u);
+x_9 = lean_nat_add(x_1, x_8);
+x_10 = lean_array_push(x_2, x_7);
+x_11 = l_Array_sequenceMap_loop___rarg(x_3, x_4, x_5, x_6, x_9, x_10);
+return x_11;
+}
+}
+lean_object* l_Array_sequenceMap_loop___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) {
+_start:
+{
+lean_object* x_7; uint8_t x_8; 
+x_7 = lean_array_get_size(x_2);
+x_8 = lean_nat_dec_lt(x_5, x_7);
+lean_dec(x_7);
+if (x_8 == 0)
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+x_9 = lean_ctor_get(x_1, 0);
+lean_inc(x_9);
+lean_dec(x_1);
+x_10 = lean_ctor_get(x_9, 1);
+lean_inc(x_10);
+lean_dec(x_9);
+x_11 = lean_apply_2(x_10, lean_box(0), x_6);
+return x_11;
+}
+else
+{
+lean_object* x_12; uint8_t x_13; 
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = lean_nat_dec_eq(x_4, x_12);
+if (x_13 == 0)
+{
+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; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = lean_nat_sub(x_4, x_14);
+x_16 = lean_ctor_get(x_1, 1);
+lean_inc(x_16);
+x_17 = lean_array_fget(x_2, x_5);
+lean_inc(x_3);
+x_18 = lean_apply_1(x_3, x_17);
+x_19 = lean_alloc_closure((void*)(l_Array_sequenceMap_loop___rarg___lambda__1___boxed), 7, 6);
+lean_closure_set(x_19, 0, x_5);
+lean_closure_set(x_19, 1, x_6);
+lean_closure_set(x_19, 2, x_1);
+lean_closure_set(x_19, 3, x_2);
+lean_closure_set(x_19, 4, x_3);
+lean_closure_set(x_19, 5, x_15);
+x_20 = lean_apply_4(x_16, lean_box(0), lean_box(0), x_18, x_19);
+return x_20;
+}
+else
+{
+lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+x_21 = lean_ctor_get(x_1, 0);
+lean_inc(x_21);
+lean_dec(x_1);
+x_22 = lean_ctor_get(x_21, 1);
+lean_inc(x_22);
+lean_dec(x_21);
+x_23 = lean_apply_2(x_22, lean_box(0), x_6);
+return x_23;
+}
+}
+}
+}
+lean_object* l_Array_sequenceMap_loop(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = lean_alloc_closure((void*)(l_Array_sequenceMap_loop___rarg___boxed), 6, 0);
+return x_4;
+}
+}
+lean_object* l_Array_sequenceMap_loop___rarg___lambda__1___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, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; 
+x_8 = l_Array_sequenceMap_loop___rarg___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+lean_dec(x_6);
+lean_dec(x_1);
+return x_8;
+}
+}
+lean_object* l_Array_sequenceMap_loop___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:
+{
+lean_object* x_7; 
+x_7 = l_Array_sequenceMap_loop___rarg(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_4);
+return x_7;
+}
+}
+lean_object* l_Array_sequenceMap___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; 
+x_4 = lean_array_get_size(x_2);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_empty___closed__1;
+x_7 = l_Array_sequenceMap_loop___rarg(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_4);
+return x_7;
+}
+}
+lean_object* l_Array_sequenceMap(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = lean_alloc_closure((void*)(l_Array_sequenceMap___rarg), 3, 0);
+return x_4;
+}
+}
 lean_object* l_liftM___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
--- a/stage0/stdlib/Lean/Elab/App.c
+++ b/stage0/stdlib/Lean/Elab/App.c
@ -566,6 +566,7 @@ lean_object* l___private_Lean_Elab_App_0__Lean_Elab_Term_ElabAppArgs_finalize___
 lean_object* l_Lean_Elab_Term_elabExplicitUnivs___boxed(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__1;
 lean_object* l_Lean_Meta_withoutPostponingUniverseConstraintsImp___at_Lean_Elab_Term_elabBinders___spec__1___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_0__Lean_Elab_Term_ElabAppArgs_processExplictArg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_tryPostponeIfMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Std_Range_forIn_loop___at___private_Lean_Elab_App_0__Lean_Elab_Term_addLValArg___spec__4___lambda__1(lean_object*, lean_object*);
@ -694,7 +695,6 @@ uint8_t l_Lean_isStructureLike(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_0__Lean_Elab_Term_elabAppFn___closed__4;
 lean_object* l_Lean_Elab_Term_expandApp___closed__2;
 lean_object* l___private_Lean_Elab_App_0__Lean_Elab_Term_ElabAppArgs_processExplictArg_match__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_0__Lean_Elab_Term_mkBaseProjections___closed__2;
 lean_object* l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(lean_object*);
 lean_object* l_Lean_indentExpr(lean_object*);
@ -19849,7 +19849,7 @@ x_42 = l_Std_Range_forIn_loop___at___private_Lean_Elab_App_0__Lean_Elab_Term_add
 x_43 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_43, 0, x_41);
 lean_ctor_set(x_43, 1, x_42);
-x_44 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_43, x_9, x_10, x_11, x_12, x_13, x_14, x_27);
+x_44 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_43, x_9, x_10, x_11, x_12, x_13, x_14, x_27);
 lean_dec(x_11);
 x_45 = !lean_is_exclusive(x_44);
 if (x_45 == 0)
@ -21641,7 +21641,7 @@ x_18 = l___private_Lean_Elab_App_0__Lean_Elab_Term_addLValArg___lambda__1___clos
 x_19 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_19, 0, x_17);
 lean_ctor_set(x_19, 1, x_18);
-x_20 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_20 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_20;
 }
 }
--- a/stage0/stdlib/Lean/Elab/Binders.c
+++ b/stage0/stdlib/Lean/Elab/Binders.c
--- a/stage0/stdlib/Lean/Elab/BuiltinNotation.c
+++ b/stage0/stdlib/Lean/Elab/BuiltinNotation.c
@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Lean.Elab.BuiltinNotation
-// Imports: Init Init.Data.ToString Lean.Compiler.BorrowedAnnotation Lean.Meta.KAbstract Lean.Elab.Term Lean.Elab.Quotation Lean.Elab.SyntheticMVars
+// Imports: Init Init.Data.ToString Lean.Compiler.BorrowedAnnotation Lean.Meta.KAbstract Lean.Elab.Term Lean.Elab.SyntheticMVars
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@ -28,6 +28,7 @@ lean_object* l_Lean_Meta_mkExpectedTypeHint___at_Lean_Elab_Term_elabNativeDecide
 extern lean_object* l___regBuiltin_Lean_Elab_Term_elabBadCDot___closed__2;
 lean_object* l_Lean_Elab_Term_mkPairs_loop___closed__5;
 lean_object* l_Lean_stringToMessageData(lean_object*);
+extern lean_object* l_instReprOption___rarg___closed__1;
 lean_object* l___private_Lean_Meta_AppBuilder_0__Lean_Meta_mkEqImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_getRefPos___at_Lean_Elab_Term_elabPanic___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkSort(lean_object*);
@ -39,6 +40,7 @@ lean_object* l_Lean_Elab_Term_expandHave___closed__2;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_expandCDot_match__1(lean_object*);
 extern lean_object* l_Lean_withIncRecDepth___rarg___lambda__2___closed__2;
 lean_object* l_Lean_Elab_Term_expandDbgTrace___closed__4;
+lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36;
 lean_object* l_Lean_addDecl___at_Lean_Elab_Term_declareTacticSyntax___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_nullKind;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__10;
@ -83,13 +85,14 @@ extern lean_object* l_Array_empty___closed__1;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__12;
 lean_object* l_Lean_Elab_Term_expandAssert_match__1(lean_object*);
 lean_object* lean_environment_find(lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__21;
 lean_object* l_Lean_Elab_Term_expandEmptyC___closed__8;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__19;
 lean_object* l_Lean_Elab_Term_elabTermAndSynthesize(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_markBorrowed___closed__1;
+extern lean_object* l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__5;
 lean_object* l___private_Lean_Meta_AppBuilder_0__Lean_Meta_mkEqSymmImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_st_ref_get(lean_object*, lean_object*);
+extern lean_object* l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__3;
 lean_object* l_Lean_Meta_mkDecide___at_Lean_Elab_Term_elabNativeDecide___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabNativeDecide___rarg___closed__1;
@ -103,7 +106,6 @@ lean_object* l___regBuiltin_Lean_Elab_Term_expandAssert___closed__2;
 extern lean_object* l_Lean_Meta_mkAppM___rarg___closed__2;
 lean_object* l_Lean_Elab_Term_expandEmptyC___closed__1;
 lean_object* l_Lean_Elab_Term_elabParen___closed__3;
-extern lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__39;
 lean_object* l_Lean_Meta_mkLambdaFVarsImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_instantiate1(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux_match__1___rarg(lean_object*, lean_object*, lean_object*);
@ -136,6 +138,7 @@ lean_object* l_Lean_Elab_Term_expandAssert___closed__11;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabClosedTerm___lambda__1___closed__2;
 lean_object* l_Lean_Meta_mkEqRefl___at_Lean_Elab_Term_elabNativeDecide___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandDbgTrace___closed__1;
+lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39;
 lean_object* l_Lean_throwError___at_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_1019____spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabAnonymousCtor_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_appArg_x21(lean_object*);
@ -143,6 +146,7 @@ lean_object* l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__2;
 lean_object* lean_string_utf8_byte_size(lean_object*);
 lean_object* l_Lean_Elab_Term_elabNativeRefl___closed__2;
 lean_object* l___private_Lean_Meta_AppBuilder_0__Lean_Meta_mkEqReflImp(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__35;
 lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getMainModule___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabAnonymousCtor___closed__6;
@ -203,6 +207,7 @@ lean_object* l_Lean_Elab_Term_elabParen___closed__4;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabTParserMacroAux___closed__3;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__10;
 lean_object* l___private_Lean_CoreM_0__Lean_Core_mkFreshNameImp(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32;
 uint8_t l_Lean_Occurrences_beq(lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Tactic_myMacro____x40_Init_Notation___hyg_13592____closed__2;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__24;
@ -241,7 +246,6 @@ lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabTParser
 lean_object* l_Lean_Meta_mkDecide___at_Lean_Elab_Term_elabNativeDecide___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_Notation___hyg_9707____closed__22;
 extern lean_object* l_Lean_Meta_mkDecide___rarg___closed__1;
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__18;
 lean_object* l_Lean_Elab_Term_elabNativeRefl___lambda__1___closed__5;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabStateRefT___closed__1;
 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*);
@ -305,11 +309,11 @@ lean_object* l_Lean_Elab_Term_expandAssert___closed__16;
 lean_object* l_Lean_Elab_Term_elabStateRefT___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* l_Array_anyMUnsafe_any___at___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_hasCDot___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabAnonymousCtor___closed__9;
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__22;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_11836____closed__8;
 lean_object* l_Lean_Elab_Term_expandShow(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabStateRefT___lambda__2___closed__1;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__21;
+lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__38;
 lean_object* l_Lean_Elab_Term_elabAnonymousCtor___closed__3;
 lean_object* l___private_Init_Meta_0__Lean_quoteName(lean_object*);
 lean_object* l_Lean_Syntax_mkStrLit(lean_object*, lean_object*);
@ -438,6 +442,7 @@ lean_object* l_Lean_Elab_Term_elabStateRefT___lambda__1___boxed(lean_object*, le
 lean_object* l___regBuiltin_Lean_Elab_Term_elabNativeDecide___closed__3;
 lean_object* l_Lean_Elab_Term_expandShow___closed__10;
 extern lean_object* l_myMacro____x40_Init_Data_ToString_Macro___hyg_23____closed__8;
+lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabSubst(lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_expandCDot___boxed__const__1;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandSorry(lean_object*);
@ -451,6 +456,7 @@ uint8_t l_Array_anyMUnsafe_any___at___private_Lean_Elab_BuiltinNotation_0__Lean_
 lean_object* l_Lean_Elab_Term_adaptExpander(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_withLocalDecl___at_Lean_Elab_Term_elabSubst___spec__3(lean_object*);
 lean_object* l_Lean_Elab_Term_elabDecide(lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandAssert___closed__18;
 lean_object* l_Lean_Elab_Term_expandShow___closed__8;
 lean_object* l_Lean_Syntax_getPos(lean_object*);
@ -536,7 +542,6 @@ lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Builtin
 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*);
 lean_object* l_List_beq___at___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___spec__1___boxed(lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_quoteAutoTactic___closed__11;
 lean_object* l_Lean_Meta_mkEqSymm___at_Lean_Elab_Term_elabSubst___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqSymm___at_Lean_Elab_Term_elabSubst___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppFn(lean_object*);
@ -554,7 +559,6 @@ lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_expandSuffices___closed__1;
 lean_object* l_Lean_Elab_Term_expandEmptyC(lean_object*, 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_elabTParserMacroAux___closed__1;
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__19;
 lean_object* l_Lean_Meta_mkAppM___at_Lean_Elab_Term_elabStateRefT___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_tryPostponeIfHasMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabTParserMacro___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -569,7 +573,6 @@ lean_object* l_Lean_Elab_Term_elabTParserMacro___lambda__1___closed__1;
 lean_object* l_Lean_Elab_Term_expandAssert___closed__17;
 uint8_t l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_hasCDot(lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabTParserMacroAux___boxed(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_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabSubst___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_expandAssert(lean_object*);
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabCDot_match__1(lean_object*);
@ -586,6 +589,7 @@ extern lean_object* l_myMacro____x40_Init_Notation___hyg_11836____closed__10;
 lean_object* l_Lean_Elab_getRefPosition___at_Lean_Elab_Term_elabPanic___spec__1(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_expandCDot_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwError___at_Lean_Elab_Term_throwErrorIfErrors___spec__1___rarg(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__33;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabBorrowed___closed__1;
 lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabClosedTerm___closed__2;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabTParserMacro___closed__1;
@ -603,11 +607,13 @@ extern lean_object* l___private_Lean_Elab_Term_0__Lean_Elab_Term_tryCoe___closed
 lean_object* l_Lean_Elab_Term_elabSubst___closed__6;
 lean_object* l_Lean_Elab_Term_expandUnreachable___rarg___closed__8;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabAnonymousCtor___closed__1;
+extern lean_object* l_Lean_Elab_Term_quoteAutoTactic___closed__34;
 lean_object* l_Lean_Elab_Term_expandUnreachable___rarg___closed__4;
 lean_object* l_Lean_Elab_Term_elabTParserMacro___lambda__1___closed__2;
 extern lean_object* l_Lean_Meta_throwLetTypeMismatchMessage___rarg___closed__8;
 lean_object* l___regBuiltin_Lean_Elab_Term_expandUnreachable___closed__2;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_12470____closed__6;
+lean_object* l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34;
 lean_object* l_Lean_Syntax_reprint(lean_object*);
 lean_object* l_Lean_Elab_Term_expandCDot_x3f_match__1___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAppOptM___at___private_Lean_Elab_Term_0__Lean_Elab_Term_tryPureCoe_x3f___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -3861,6 +3867,96 @@ return x_3;
 static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__30() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_instReprOption___rarg___closed__1;
+x_2 = lean_string_utf8_byte_size(x_1);
+return x_2;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_instReprOption___rarg___closed__1;
+x_2 = lean_unsigned_to_nat(0u);
+x_3 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__30;
+x_4 = lean_alloc_ctor(0, 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___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_instReprOption___rarg___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__33() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__3;
+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___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__33;
+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;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__35() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__5;
+x_2 = lean_string_utf8_byte_size(x_1);
+return x_2;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__5;
+x_2 = lean_unsigned_to_nat(0u);
+x_3 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__35;
+x_4 = lean_alloc_ctor(0, 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___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__5;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__38() {
+_start:
+{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
 x_2 = l___private_Init_Meta_0__Lean_quoteOption___rarg___closed__6;
@ -3870,12 +3966,12 @@ lean_ctor_set(x_3, 1, x_1);
 return x_3;
 }
 }
-static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31() {
+static lean_object* _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__30;
+x_2 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__38;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@ -4008,10 +4104,10 @@ lean_ctor_set(x_63, 2, x_60);
 lean_ctor_set(x_63, 3, x_62);
 x_64 = lean_array_push(x_36, x_63);
 x_65 = lean_array_push(x_36, x_23);
-x_66 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__22;
+x_66 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32;
 x_67 = l_Lean_addMacroScope(x_52, x_66, x_48);
-x_68 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__21;
-x_69 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__39;
+x_68 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31;
+x_69 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34;
 x_70 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_70, 0, x_22);
 lean_ctor_set(x_70, 1, x_68);
@ -4084,10 +4180,10 @@ lean_ctor_set(x_102, 2, x_99);
 lean_ctor_set(x_102, 3, x_101);
 x_103 = lean_array_push(x_36, x_102);
 x_104 = lean_array_push(x_36, x_23);
-x_105 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__22;
+x_105 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32;
 x_106 = l_Lean_addMacroScope(x_90, x_105, x_48);
-x_107 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__21;
-x_108 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___closed__39;
+x_107 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31;
+x_108 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34;
 x_109 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_109, 0, x_22);
 lean_ctor_set(x_109, 1, x_107);
@ -4171,10 +4267,10 @@ lean_ctor_set(x_146, 2, x_143);
 lean_ctor_set(x_146, 3, x_145);
 x_147 = lean_array_push(x_36, x_146);
 x_148 = lean_array_push(x_36, x_23);
-x_149 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__19;
+x_149 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37;
 x_150 = l_Lean_addMacroScope(x_135, x_149, x_131);
-x_151 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__18;
-x_152 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31;
+x_151 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36;
+x_152 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39;
 x_153 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_153, 0, x_22);
 lean_ctor_set(x_153, 1, x_151);
@ -4265,10 +4361,10 @@ lean_ctor_set(x_195, 2, x_192);
 lean_ctor_set(x_195, 3, x_194);
 x_196 = lean_array_push(x_36, x_195);
 x_197 = lean_array_push(x_36, x_23);
-x_198 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__19;
+x_198 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37;
 x_199 = l_Lean_addMacroScope(x_183, x_198, x_131);
-x_200 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__18;
-x_201 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31;
+x_200 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36;
+x_201 = l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39;
 x_202 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_202, 0, x_22);
 lean_ctor_set(x_202, 1, x_200);
@ -5244,7 +5340,7 @@ x_15 = l_Lean_KernelException_toMessageData___closed__15;
 x_16 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_16, 0, x_14);
 lean_ctor_set(x_16, 1, x_15);
-x_17 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_16, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_17 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_16, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 x_18 = !lean_is_exclusive(x_17);
 if (x_18 == 0)
 {
@ -5666,7 +5762,7 @@ x_24 = l_Lean_KernelException_toMessageData___closed__15;
 x_25 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_25, 0, x_23);
 lean_ctor_set(x_25, 1, x_24);
-x_26 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_25, x_4, x_5, x_6, x_7, x_8, x_9, x_20);
+x_26 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_25, x_4, x_5, x_6, x_7, x_8, x_9, x_20);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
@ -8768,7 +8864,7 @@ _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_quoteAutoTactic___closed__11;
+x_3 = l_Lean_Elab_Term_quoteAutoTactic___closed__34;
 x_4 = l___regBuiltin_Lean_Elab_Term_expandEmptyC___closed__1;
 x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
 return x_5;
@ -14647,7 +14743,6 @@ lean_object* initialize_Init_Data_ToString(lean_object*);
 lean_object* initialize_Lean_Compiler_BorrowedAnnotation(lean_object*);
 lean_object* initialize_Lean_Meta_KAbstract(lean_object*);
 lean_object* initialize_Lean_Elab_Term(lean_object*);
-lean_object* initialize_Lean_Elab_Quotation(lean_object*);
 lean_object* initialize_Lean_Elab_SyntheticMVars(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Lean_Elab_BuiltinNotation(lean_object* w) {
@ -14669,9 +14764,6 @@ lean_dec_ref(res);
 res = initialize_Lean_Elab_Term(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-res = initialize_Lean_Elab_Quotation(lean_io_mk_world());
-if (lean_io_result_is_error(res)) return res;
-lean_dec_ref(res);
 res = initialize_Lean_Elab_SyntheticMVars(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
@ -14822,6 +14914,22 @@ l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___clo
 lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__30);
 l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31();
 lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__31);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__32);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__33 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__33();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__33);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__34);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__35 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__35();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__35);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__36);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__37);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__38 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__38();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__38);
+l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39 = _init_l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39();
+lean_mark_persistent(l___private_Lean_Elab_BuiltinNotation_0__Lean_Elab_Term_elabParserMacroAux___closed__39);
 l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__1 = _init_l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__1);
 l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__2 = _init_l_Lean_Elab_Term_elabParserMacro___lambda__1___closed__2();
--- a/stage0/stdlib/Lean/Elab/Command.c
+++ b/stage0/stdlib/Lean/Elab/Command.c
@ -665,6 +665,7 @@ lean_object* l___regBuiltin_Lean_Elab_Command_elabUniverses___closed__3;
 lean_object* l_Lean_Elab_Command_elabEnd___lambda__1___closed__6;
 extern lean_object* l_Lean_Elab_throwAlreadyDeclaredUniverseLevel___rarg___closed__2;
 lean_object* l_Lean_Elab_Command_logUnknownDecl___closed__1;
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_instInhabitedCommandElabM___closed__1;
 lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__7___closed__3;
 lean_object* l_Array_foldlMUnsafe_fold___at_Lean_Elab_Command_expandDeclId___spec__6(lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*);
@ -798,7 +799,6 @@ lean_object* l_Lean_Elab_Command_mkCommandElabAttributeUnsafe___closed__6;
 lean_object* l_Lean_Elab_Command_instMonadLogCommandElabM___closed__3;
 lean_object* l_Lean_Elab_Command_elabVariable___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabBinder___rarg___boxed(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_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Command_0__Lean_Elab_Command_mkTermContext(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Command_elabUniverse(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Command_elabVariable___closed__3;
@ -20040,7 +20040,7 @@ x_24 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_24, 0, x_23);
 x_25 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_25, 0, x_24);
-x_26 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_25, x_2, x_3, x_4, x_5, x_6, x_7, x_21);
+x_26 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_25, x_2, x_3, x_4, x_5, x_6, x_7, x_21);
 return x_26;
 }
 else
@ -20698,7 +20698,7 @@ x_26 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_26, 0, x_25);
 x_27 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_27, 0, x_26);
-x_28 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_27, x_4, x_5, x_6, x_7, x_8, x_9, x_23);
+x_28 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_27, x_4, x_5, x_6, x_7, x_8, x_9, x_23);
 return x_28;
 }
 else
--- a/stage0/stdlib/Lean/Elab/Declaration.c
+++ b/stage0/stdlib/Lean/Elab/Declaration.c
@ -72,7 +72,6 @@ lean_object* l___private_Lean_Elab_Declaration_0__Lean_Elab_Command_inductiveSyn
 lean_object* l_Lean_Elab_Command_elabAxiom_match__3(lean_object*);
 lean_object* l_Lean_Elab_Command_elabDeclaration_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Declaration_0__Lean_Elab_Command_inductiveSyntaxToView___spec__5___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__13;
 lean_object* lean_st_ref_get(lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Declaration_0__Lean_Elab_Command_inductiveSyntaxToView___spec__5(lean_object*, lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_instInhabitedParserDescr___closed__1;
@ -312,6 +311,7 @@ lean_object* l_Lean_Elab_Command_checkValidCtorModifier___at___private_Lean_Elab
 lean_object* l_Lean_Elab_Command_checkValidCtorModifier___at___private_Lean_Elab_Declaration_0__Lean_Elab_Command_inductiveSyntaxToView___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Macro_expandMacro_x3fImp(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Command_elabAttr___spec__4(lean_object*, lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__5;
 lean_object* l_Lean_Elab_Command_expandInitCmd___closed__6;
 lean_object* l_Lean_Elab_Command_expandMutualNamespace(lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Elab_Structure_0__Lean_Elab_Command_elabStructureView___lambda__1___closed__1;
@ -7490,7 +7490,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_myMacro____x40_Init_NotationExtra___hyg_1127____closed__1;
-x_2 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__13;
+x_2 = l_Lean_Elab_Term_expandFunBinders_loop___closed__5;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
@ -7735,7 +7735,7 @@ x_130 = lean_array_push(x_120, x_129);
 x_131 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_131, 0, x_122);
 lean_ctor_set(x_131, 1, x_130);
-x_132 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__13;
+x_132 = l_Lean_Elab_Term_expandFunBinders_loop___closed__5;
 x_133 = lean_array_push(x_132, x_131);
 x_134 = lean_array_push(x_133, x_116);
 x_135 = lean_array_push(x_134, x_116);
--- a/stage0/stdlib/Lean/Elab/Do.c
+++ b/stage0/stdlib/Lean/Elab/Do.c
--- a/stage0/stdlib/Lean/Elab/Inductive.c
+++ b/stage0/stdlib/Lean/Elab/Inductive.c
@ -419,6 +419,7 @@ lean_object* l___private_Lean_Elab_Inductive_0__Lean_Elab_Command_collectUnivers
 lean_object* l___private_Lean_Elab_Inductive_0__Lean_Elab_Command_getResultingType___lambda__1___boxed(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_Inductive_0__Lean_Elab_Command_checkNumParams___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* l___private_Lean_Elab_Inductive_0__Lean_Elab_Command_getResultingUniverse___closed__4;
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkCasesOn___at___private_Lean_Elab_Inductive_0__Lean_Elab_Command_mkAuxConstructions___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_checkValidInductiveModifier___rarg___lambda__2___closed__3;
@ -508,7 +509,6 @@ lean_object* l_Std_Range_forIn_loop___at___private_Lean_Elab_Inductive_0__Lean_E
 uint8_t lean_level_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_checkValidCtorModifier___rarg___lambda__1___closed__1;
 uint8_t l_List_beq___at_Lean_OpenDecl_instToStringOpenDecl___spec__1(lean_object*, lean_object*);
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_ReplaceImpl_replaceUnsafeM_visit___at___private_Lean_Elab_Inductive_0__Lean_Elab_Command_replaceIndFVarsWithConsts___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Inductive_0__Lean_Elab_Command_updateResultingUniverse___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_contains___at_Lean_Elab_Command_accLevelAtCtor___spec__1(lean_object*, lean_object*);
@ -4573,7 +4573,7 @@ x_34 = l_Lean_KernelException_toMessageData___closed__15;
 x_35 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_35, 0, x_33);
 lean_ctor_set(x_35, 1, x_34);
-x_36 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_35, x_7, x_8, x_9, x_10, x_11, x_12, x_26);
+x_36 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_35, x_7, x_8, x_9, x_10, x_11, x_12, x_26);
 lean_dec(x_12);
 lean_dec(x_11);
 lean_dec(x_10);
@ -4909,7 +4909,7 @@ x_21 = l_Lean_KernelException_toMessageData___closed__15;
 x_22 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_22, 0, x_20);
 lean_ctor_set(x_22, 1, x_21);
-x_23 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_22, x_7, x_8, x_9, x_10, x_11, x_12, x_17);
+x_23 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_22, x_7, x_8, x_9, x_10, x_11, x_12, x_17);
 lean_dec(x_12);
 lean_dec(x_11);
 lean_dec(x_10);
@ -13365,7 +13365,7 @@ lean_object* x_9; lean_object* x_10; lean_object* x_11;
 x_9 = lean_ctor_get(x_6, 0);
 lean_inc(x_9);
 x_10 = l_Lean_KernelException_toMessageData(x_1, x_9);
-x_11 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_11 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_6);
 return x_11;
 }
@ -15430,7 +15430,7 @@ x_20 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_20, 0, x_19);
 x_21 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_21, 0, x_20);
-x_22 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_21, x_10, x_11, x_12, x_13, x_14, x_15, x_16);
+x_22 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_21, x_10, x_11, x_12, x_13, x_14, x_15, x_16);
 lean_dec(x_15);
 lean_dec(x_14);
 lean_dec(x_13);
--- a/stage0/stdlib/Lean/Elab/LetRec.c
+++ b/stage0/stdlib/Lean/Elab/LetRec.c
@ -16,17 +16,18 @@ extern "C" {
 lean_object* l_Lean_Elab_checkNotAlreadyDeclared___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_mapIdxM_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_registerLetRecsToLift___spec__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_Lean_Elab_Term_elabLetRec(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__1;
 size_t l_USize_add(size_t, size_t);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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_Expr_mvarId_x21(lean_object*);
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
 extern lean_object* l_Lean_Elab_checkNotAlreadyDeclared___rarg___lambda__3___closed__2;
+lean_object* l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkForallFVarsImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___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_array_uget(lean_object*, size_t);
 lean_object* l_Lean_Elab_Term_elabLetRec___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__2;
 lean_object* l_Lean_Elab_Term_getDeclName_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___spec__2___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_Lean_Elab_throwUnsupportedSyntax___rarg___closed__1;
@ -40,149 +41,150 @@ extern lean_object* l_Array_empty___closed__1;
 lean_object* lean_st_ref_get(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVar___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__2___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_append___rarg(lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___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*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* lean_private_to_user_name(lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__5___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*);
 lean_object* l_Lean_Meta_mkLambdaFVarsImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_withoutPostponingUniverseConstraintsImp___rarg___closed__3;
 extern lean_object* l_Lean_Elab_throwAlreadyDeclaredUniverseLevel___rarg___closed__3;
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView_match__1___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_applyAttributesAt(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasSyntheticSorry(lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_USize_decLt(size_t, size_t);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_instantiateMVarsImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_withAuxLocalDecls(lean_object*);
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__4(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__2;
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_withAuxLocalDecls_loop(lean_object*);
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__1(uint8_t, 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_elabLetRec___lambda__1(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_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Elab_Term_elabFunBinders___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_List_foldr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_registerLetRecsToLift___spec__1(lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___spec__2___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_mkAppN(lean_object*, lean_object*);
+lean_object* l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3(lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__3;
+lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 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*);
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___closed__1;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_elabLetRec___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
+lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___rarg(lean_object*);
 lean_object* l_Lean_Elab_checkNotAlreadyDeclared___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__1___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* lean_st_ref_take(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_registerCustomErrorIfMVar(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_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_checkNotAlreadyDeclared___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__1___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___private_Lean_Elab_LetRec_0__Lean_Elab_Term_abortIfContainsSyntheticSorry___boxed(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_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(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_checkNotAlreadyDeclared___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__1;
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_withAuxLocalDecls___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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* l_Lean_Elab_checkNotAlreadyDeclared___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__1___lambda__2(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_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg(lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(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*);
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_replaceRef(lean_object*, lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___closed__1;
 lean_object* l___private_Lean_Elab_Util_0__Lean_Elab_expandMacro_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
+lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__1;
 lean_object* l_Lean_Meta_mkFreshExprMVar___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__2(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_withAuxLocalDecls_loop___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*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__5(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_forallBoundedTelescope___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___spec__1___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_Elab_Term_mkLetRec___closed__1;
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__2;
 lean_object* l___private_Lean_Meta_Basic_0__Lean_Meta_forallTelescopeReducingAux___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getId(lean_object*);
+lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_withAuxLocalDecls_loop___rarg___lambda__1(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___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___boxed__const__1;
 extern lean_object* l_Lean_Meta_withoutPostponingUniverseConstraintsImp___rarg___closed__2;
 lean_object* l_Lean_Elab_Term_getCurrMacroScope(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_to_list(lean_object*, lean_object*);
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(lean_object*, size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Environment_contains(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_expandOptType(lean_object*, lean_object*);
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__3;
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__1;
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__3;
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___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_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___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*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___boxed__const__1;
 lean_object* l_ReaderT_bind___at_Lean_Elab_Term_instMonadLogTermElabM___spec__2___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_elabTermEnsuringType___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_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___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*);
 extern lean_object* l_Lean_KernelException_toMessageData___closed__3;
 size_t lean_usize_of_nat(lean_object*);
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_withAuxLocalDecls_loop___rarg(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_12470____closed__8;
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_Term_termElabAttribute;
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_registerLetRecsToLift(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_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___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_checkNotAlreadyDeclared___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__1___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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__5___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*);
 extern lean_object* l_Lean_Elab_elabAttr___rarg___lambda__3___closed__3;
 lean_object* l_Lean_Syntax_isIdOrAtom_x3f(lean_object*);
 extern lean_object* l_Lean_Expr_instInhabitedExpr;
 lean_object* l_Lean_Syntax_getSepArgs(lean_object*);
 uint8_t l_Lean_isAttribute(lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__2;
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_registerLetRecsToLift___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getNumArgs(lean_object*);
 lean_object* lean_environment_main_module(lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___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*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabLetRec(lean_object*);
 lean_object* l_Lean_mkPrivateName(lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___spec__2(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_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getArgs(lean_object*);
 lean_object* l_Lean_Name_append(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getKind(lean_object*);
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___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*);
 uint8_t l_Lean_Name_isAnonymous(lean_object*);
 lean_object* l_Lean_Meta_withLocalDecl___at___private_Lean_Elab_Term_0__Lean_Elab_Term_elabImplicitLambda___spec__1___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__2(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_toAttributeKind___rarg___closed__1;
 lean_object* l_Lean_Elab_Term_withDeclName___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__2;
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView_match__1(lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabType(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*);
 extern lean_object* l_Lean_Elab_Term_elabLetDeclCore___closed__4;
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___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_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__3(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_withoutPostponingUniverseConstraintsImp___rarg___closed__1;
 uint8_t l_Lean_Syntax_isNone(lean_object*);
 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*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__4___rarg(lean_object*);
-lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__2(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Syntax_isOfKind(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabLetRec___closed__1;
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__3(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__3;
 lean_object* l_Lean_Elab_Term_elabBinders___rarg(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__4___boxed(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_LetRec_0__Lean_Elab_Term_registerLetRecsToLift___spec__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*);
-lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__1;
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___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*);
 extern lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__2;
 lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_foldr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_registerLetRecsToLift___spec__1___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_elabLetRec___spec__1(size_t, size_t, lean_object*);
 extern lean_object* l_Lean_Elab_elabAttr___rarg___lambda__3___closed__2;
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11(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*);
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3(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_Elab_Term_throwErrorIfErrors___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_toAttributeKind___rarg___lambda__2___closed__2;
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__5(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_elabAttr___rarg___lambda__5___closed__3;
 extern lean_object* l_Lean_Elab_checkNotAlreadyDeclared___rarg___lambda__2___closed__2;
@ -259,7 +261,7 @@ x_21 = l_Lean_Elab_throwAlreadyDeclaredUniverseLevel___rarg___closed__3;
 x_22 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_22, 0, x_20);
 lean_ctor_set(x_22, 1, x_21);
-x_23 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_22, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_23 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_22, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_23;
 }
 }
@ -296,7 +298,7 @@ x_18 = l_Lean_Elab_throwAlreadyDeclaredUniverseLevel___rarg___closed__3;
 x_19 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_19, 0, x_17);
 lean_ctor_set(x_19, 1, x_18);
-x_20 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_20 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_21 = !lean_is_exclusive(x_20);
 if (x_21 == 0)
 {
@ -359,7 +361,7 @@ x_20 = l_Lean_Elab_throwAlreadyDeclaredUniverseLevel___rarg___closed__3;
 x_21 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_21, 0, x_19);
 lean_ctor_set(x_21, 1, x_20);
-x_22 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_21, x_2, x_3, x_4, x_5, x_6, x_7, x_11);
+x_22 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_21, x_2, x_3, x_4, x_5, x_6, x_7, x_11);
 x_23 = !lean_is_exclusive(x_22);
 if (x_23 == 0)
 {
@ -396,7 +398,7 @@ x_31 = l_Lean_Elab_throwAlreadyDeclaredUniverseLevel___rarg___closed__3;
 x_32 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_32, 0, x_30);
 lean_ctor_set(x_32, 1, x_31);
-x_33 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_32, x_2, x_3, x_4, x_5, x_6, x_7, x_11);
+x_33 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_32, x_2, x_3, x_4, x_5, x_6, x_7, x_11);
 x_34 = !lean_is_exclusive(x_33);
 if (x_34 == 0)
 {
@ -427,23 +429,59 @@ x_11 = l___private_Lean_Meta_Basic_0__Lean_Meta_mkFreshExprMVarImpl(x_1, x_2, x_
 return x_11;
 }
 }
-lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg(lean_object* x_1) {
+lean_object* l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___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, lean_object* x_9) {
 _start:
 {
-lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Elab_throwUnsupportedSyntax___rarg___closed__1;
-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;
+uint8_t x_10; 
+x_10 = !lean_is_exclusive(x_7);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_7, 3);
+x_12 = l_Lean_replaceRef(x_1, x_11);
+lean_dec(x_11);
+lean_ctor_set(x_7, 3, x_12);
+x_13 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+lean_dec(x_7);
+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; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_14 = lean_ctor_get(x_7, 0);
+x_15 = lean_ctor_get(x_7, 1);
+x_16 = lean_ctor_get(x_7, 2);
+x_17 = lean_ctor_get(x_7, 3);
+x_18 = lean_ctor_get(x_7, 4);
+x_19 = lean_ctor_get(x_7, 5);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_inc(x_16);
+lean_inc(x_15);
+lean_inc(x_14);
+lean_dec(x_7);
+x_20 = l_Lean_replaceRef(x_1, x_17);
+lean_dec(x_17);
+x_21 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_21, 0, x_14);
+lean_ctor_set(x_21, 1, x_15);
+lean_ctor_set(x_21, 2, x_16);
+lean_ctor_set(x_21, 3, x_20);
+lean_ctor_set(x_21, 4, x_18);
+lean_ctor_set(x_21, 5, x_19);
+x_22 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_2, x_3, x_4, x_5, x_6, x_21, x_8, x_9);
+lean_dec(x_21);
+return x_22;
 }
 }
-lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3(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* l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3(lean_object* x_1) {
 _start:
 {
-lean_object* x_7; 
-x_7 = lean_alloc_closure((void*)(l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg), 1, 0);
-return x_7;
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg___boxed), 9, 0);
+return x_2;
 }
 }
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__4___rarg(lean_object* x_1) {
@ -465,7 +503,26 @@ x_7 = lean_alloc_closure((void*)(l_Lean_Elab_throwUnsupportedSyntax___at___priva
 return x_7;
 }
 }
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___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, lean_object* x_8) {
+lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = l_Lean_Elab_throwUnsupportedSyntax___rarg___closed__1;
+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;
+}
+}
+lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(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 = lean_alloc_closure((void*)(l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___rarg), 1, 0);
+return x_7;
+}
+}
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___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, lean_object* x_8) {
 _start:
 {
 uint8_t x_9; lean_object* x_10; lean_object* x_11; 
@ -477,15 +534,15 @@ lean_ctor_set(x_11, 1, x_8);
 return x_11;
 }
 }
-static lean_object* _init_l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___closed__1() {
+static lean_object* _init_l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___closed__1() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1___boxed), 8, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___lambda__1___boxed), 8, 0);
 return x_1;
 }
 }
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(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) {
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(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:
 {
 lean_object* x_9; lean_object* x_10; uint8_t x_11; 
@ -522,7 +579,7 @@ else
 lean_object* x_19; lean_object* x_20; uint8_t x_21; 
 x_19 = lean_ctor_get(x_6, 4);
 lean_inc(x_19);
-x_20 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___closed__1;
+x_20 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___closed__1;
 x_21 = l_Lean_Name_isAnonymous(x_19);
 lean_dec(x_19);
 if (x_21 == 0)
@ -582,7 +639,7 @@ return x_32;
 }
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__1(uint8_t 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, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(uint8_t 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, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 lean_object* x_12; lean_object* x_13; 
@ -596,7 +653,7 @@ lean_ctor_set(x_13, 1, x_11);
 return x_13;
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__2(lean_object* x_1, uint8_t 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, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__2(lean_object* x_1, uint8_t 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, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
@ -610,7 +667,7 @@ if (x_16 == 0)
 {
 lean_object* x_17; lean_object* x_18; 
 x_17 = lean_box(0);
-x_18 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__1(x_2, x_3, x_13, x_17, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+x_18 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(x_2, x_3, x_13, x_17, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 return x_18;
 }
 else
@ -619,12 +676,12 @@ lean_object* x_19; lean_object* x_20; lean_object* x_21;
 lean_dec(x_13);
 x_19 = lean_box(0);
 x_20 = lean_box(0);
-x_21 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__1(x_2, x_3, x_19, x_20, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+x_21 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(x_2, x_3, x_19, x_20, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 return x_21;
 }
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__3(lean_object* x_1, uint8_t 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, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__3(lean_object* x_1, uint8_t 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, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
@ -676,13 +733,13 @@ else
 {
 lean_object* x_26; lean_object* x_27; 
 x_26 = lean_box(0);
-x_27 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__2(x_1, x_2, x_3, x_26, x_4, x_5, x_6, x_7, x_8, x_9, x_13);
+x_27 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__2(x_1, x_2, x_3, x_26, x_4, x_5, x_6, x_7, x_8, x_9, x_13);
 lean_dec(x_4);
 return x_27;
 }
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(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) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(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:
 {
 lean_object* x_9; lean_object* x_10; lean_object* x_11; 
@ -694,7 +751,7 @@ lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
-x_11 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_11 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_10);
 if (lean_obj_tag(x_11) == 0)
 {
@ -812,7 +869,7 @@ x_41 = lean_box(0);
 x_42 = lean_name_mk_string(x_41, x_40);
 x_43 = lean_unbox(x_12);
 lean_dec(x_12);
-x_44 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__3(x_1, x_43, x_42, x_2, x_3, x_4, x_5, x_6, x_7, x_13);
+x_44 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__3(x_1, x_43, x_42, x_2, x_3, x_4, x_5, x_6, x_7, x_13);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
@ -851,7 +908,7 @@ return x_48;
 }
 }
 }
-lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(lean_object* x_1, size_t x_2, size_t x_3, lean_object* 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) {
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(lean_object* x_1, size_t x_2, size_t x_3, lean_object* 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:
 {
 uint8_t x_12; 
@ -880,7 +937,7 @@ lean_inc(x_8);
 lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
-x_15 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(x_14, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+x_15 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(x_14, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 lean_dec(x_14);
 if (lean_obj_tag(x_15) == 0)
 {
@ -930,7 +987,7 @@ return x_25;
 }
 }
 }
-lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(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) {
+lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(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:
 {
 lean_object* x_9; lean_object* x_10; size_t x_11; size_t x_12; lean_object* x_13; lean_object* x_14; 
@ -940,7 +997,7 @@ x_11 = lean_usize_of_nat(x_10);
 lean_dec(x_10);
 x_12 = 0;
 x_13 = l_Array_empty___closed__1;
-x_14 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(x_9, x_11, x_12, x_13, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_14 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(x_9, x_11, x_12, x_13, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_9);
 if (lean_obj_tag(x_14) == 0)
 {
@ -988,18 +1045,18 @@ return x_22;
 }
 }
 }
-lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(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) {
+lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(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:
 {
 lean_object* x_9; lean_object* x_10; lean_object* x_11; 
 x_9 = lean_unsigned_to_nat(1u);
 x_10 = l_Lean_Syntax_getArg(x_1, x_9);
-x_11 = l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_11 = l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_10);
 return x_11;
 }
 }
-static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__1() {
+static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__1() {
 _start:
 {
 lean_object* x_1; 
@ -1007,27 +1064,27 @@ x_1 = lean_mk_string("failed to infer 'let rec' declaration type");
 return x_1;
 }
 }
-static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__2() {
+static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__1;
+x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__1;
 x_2 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__3() {
+static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__2;
+x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__2;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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, lean_object* x_8, lean_object* x_9) {
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___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, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
@ -1047,7 +1104,7 @@ lean_inc(x_11);
 x_12 = lean_ctor_get(x_10, 1);
 lean_inc(x_12);
 lean_dec(x_10);
-x_13 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__3;
+x_13 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__3;
 x_14 = l_Lean_Elab_Term_registerCustomErrorIfMVar(x_11, x_1, x_13, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
 lean_dec(x_4);
 lean_dec(x_3);
@ -1150,7 +1207,7 @@ return x_33;
 }
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__2(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, lean_object* x_9, 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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__2(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, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13, lean_object* x_14, lean_object* x_15) {
 _start:
 {
 lean_object* x_16; lean_object* x_17; 
@ -1169,7 +1226,7 @@ lean_ctor_set(x_17, 1, x_15);
 return x_17;
 }
 }
-static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__1() {
+static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__1() {
 _start:
 {
 lean_object* x_1; 
@ -1177,27 +1234,27 @@ x_1 = lean_mk_string("patterns are not allowed in 'let rec' expressions");
 return x_1;
 }
 }
-static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__2() {
+static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__1;
+x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__1;
 x_2 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__3() {
+static lean_object* _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__2;
+x_1 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__2;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3(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, lean_object* x_9) {
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3(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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
@ -1232,7 +1289,7 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_110 = l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__4___rarg(x_9);
+x_110 = l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___rarg(x_9);
 return x_110;
 }
 else
@ -1313,7 +1370,7 @@ x_33 = lean_unsigned_to_nat(2u);
 x_34 = l_Lean_Syntax_getArg(x_13, x_33);
 x_35 = l_Lean_Elab_Term_expandOptType(x_13, x_34);
 lean_dec(x_34);
-x_36 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1), 9, 1);
+x_36 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1), 9, 1);
 lean_closure_set(x_36, 0, x_35);
 x_37 = 0;
 lean_inc(x_8);
@ -1418,7 +1475,7 @@ x_77 = lean_st_ref_set(x_8, x_73, x_74);
 x_78 = lean_ctor_get(x_77, 1);
 lean_inc(x_78);
 lean_dec(x_77);
-x_79 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__2(x_13, x_2, x_20, x_25, x_42, x_41, x_47, x_70, x_3, x_4, x_5, x_6, x_7, x_8, x_78);
+x_79 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__2(x_13, x_2, x_20, x_25, x_42, x_41, x_47, x_70, x_3, x_4, x_5, x_6, x_7, x_8, x_78);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@ -1446,7 +1503,7 @@ x_84 = lean_st_ref_set(x_8, x_83, x_74);
 x_85 = lean_ctor_get(x_84, 1);
 lean_inc(x_85);
 lean_dec(x_84);
-x_86 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__2(x_13, x_2, x_20, x_25, x_42, x_41, x_47, x_70, x_3, x_4, x_5, x_6, x_7, x_8, x_85);
+x_86 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__2(x_13, x_2, x_20, x_25, x_42, x_41, x_47, x_70, x_3, x_4, x_5, x_6, x_7, x_8, x_85);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@ -1466,7 +1523,7 @@ lean_inc(x_88);
 lean_dec(x_46);
 x_89 = lean_unsigned_to_nat(4u);
 x_90 = l_Lean_Syntax_getArg(x_13, x_89);
-x_91 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__2(x_13, x_2, x_20, x_25, x_42, x_41, x_87, x_90, x_3, x_4, x_5, x_6, x_7, x_8, x_88);
+x_91 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__2(x_13, x_2, x_20, x_25, x_42, x_41, x_87, x_90, x_3, x_4, x_5, x_6, x_7, x_8, x_88);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@ -1581,8 +1638,8 @@ else
 {
 lean_object* x_113; lean_object* x_114; 
 lean_dec(x_2);
-x_113 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__3;
-x_114 = l_Lean_throwErrorAt___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__1___rarg(x_13, x_113, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_113 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__3;
+x_114 = l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg(x_13, x_113, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
@ -1592,7 +1649,7 @@ return x_114;
 }
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__4(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) {
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__4(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:
 {
 lean_object* x_9; lean_object* x_10; uint8_t x_11; 
@ -1610,7 +1667,7 @@ lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
-x_13 = l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(x_12, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_13 = l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(x_12, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_12);
 if (lean_obj_tag(x_13) == 0)
 {
@ -1620,7 +1677,7 @@ lean_inc(x_14);
 x_15 = lean_ctor_get(x_13, 1);
 lean_inc(x_15);
 lean_dec(x_13);
-x_16 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3(x_1, x_14, x_2, x_3, x_4, x_5, x_6, x_7, x_15);
+x_16 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3(x_1, x_14, x_2, x_3, x_4, x_5, x_6, x_7, x_15);
 return x_16;
 }
 else
@ -1657,12 +1714,12 @@ else
 lean_object* x_21; lean_object* x_22; 
 lean_dec(x_10);
 x_21 = l_Array_empty___closed__1;
-x_22 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3(x_1, x_21, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_22 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3(x_1, x_21, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 return x_22;
 }
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__5(size_t 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, size_t x_8, lean_object* x_9, 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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__5(size_t 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, size_t x_8, lean_object* x_9, 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) {
 _start:
 {
 size_t x_17; size_t x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
@ -1670,11 +1727,11 @@ x_17 = 1;
 x_18 = x_1 + x_17;
 x_19 = x_9;
 x_20 = lean_array_uset(x_2, x_1, x_19);
-x_21 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(x_3, x_4, x_5, x_6, x_7, x_8, x_18, x_20, x_10, x_11, x_12, x_13, x_14, x_15, x_16);
+x_21 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11(x_3, x_4, x_5, x_6, x_7, x_8, x_18, x_20, x_10, x_11, x_12, x_13, x_14, x_15, x_16);
 return x_21;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, size_t x_6, size_t x_7, lean_object* x_8, lean_object* x_9, 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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, size_t x_6, size_t x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13, lean_object* x_14, lean_object* x_15) {
 _start:
 {
 uint8_t x_16; 
@ -1705,11 +1762,11 @@ x_23 = lean_array_uset(x_8, x_7, x_22);
 x_24 = lean_ctor_get(x_5, 1);
 lean_inc(x_24);
 x_25 = x_21;
-x_26 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__4___boxed), 8, 1);
+x_26 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__4___boxed), 8, 1);
 lean_closure_set(x_26, 0, x_25);
 x_27 = lean_box_usize(x_7);
 x_28 = lean_box_usize(x_6);
-x_29 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__5___boxed), 16, 8);
+x_29 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__5___boxed), 16, 8);
 lean_closure_set(x_29, 0, x_27);
 lean_closure_set(x_29, 1, x_23);
 lean_closure_set(x_29, 2, x_1);
@ -1751,7 +1808,7 @@ x_18 = l_Lean_Meta_CheckAssignment_checkFVar___closed__1;
 x_19 = l_Lean_Meta_CheckAssignment_checkFVar___closed__2;
 x_20 = lean_box_usize(x_13);
 x_21 = l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___boxed__const__1;
-x_22 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___boxed), 15, 8);
+x_22 = lean_alloc_closure((void*)(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___boxed), 15, 8);
 lean_closure_set(x_22, 0, x_15);
 lean_closure_set(x_22, 1, x_16);
 lean_closure_set(x_22, 2, x_17);
@ -1877,18 +1934,17 @@ lean_dec(x_4);
 return x_12;
 }
 }
-lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___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) {
+lean_object* l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
-lean_object* x_7; 
-x_7 = l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_object* x_10; 
+x_10 = l_Lean_throwErrorAt___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__3___rarg(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
 lean_dec(x_1);
-return x_7;
+return x_10;
 }
 }
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__4___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) {
@ -1905,11 +1961,25 @@ lean_dec(x_1);
 return x_7;
 }
 }
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1___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, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___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_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_7;
+}
+}
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___lambda__1___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, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
@ -1920,22 +1990,22 @@ lean_dec(x_1);
 return x_9;
 }
 }
-lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___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, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___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, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_1);
 return x_9;
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__1___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 uint8_t x_12; lean_object* x_13; 
 x_12 = lean_unbox(x_1);
 lean_dec(x_1);
-x_13 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__1(x_12, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+x_13 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__1(x_12, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
@ -1946,13 +2016,13 @@ lean_dec(x_4);
 return x_13;
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__2___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__2___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 uint8_t x_12; lean_object* x_13; 
 x_12 = lean_unbox(x_2);
 lean_dec(x_2);
-x_13 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__2(x_1, x_12, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+x_13 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__2(x_1, x_12, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
@ -1964,13 +2034,13 @@ lean_dec(x_1);
 return x_13;
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__3___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__3___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 uint8_t x_11; lean_object* x_12; 
 x_11 = lean_unbox(x_2);
 lean_dec(x_2);
-x_12 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___lambda__3(x_1, x_11, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_12 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___lambda__3(x_1, x_11, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
@ -1980,16 +2050,16 @@ lean_dec(x_1);
 return x_12;
 }
 }
-lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___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, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___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, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Elab_elabAttr___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_1);
 return x_9;
 }
 }
-lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 size_t x_12; size_t x_13; lean_object* x_14; 
@ -1997,34 +2067,34 @@ x_12 = lean_unbox_usize(x_2);
 lean_dec(x_2);
 x_13 = lean_unbox_usize(x_3);
 lean_dec(x_3);
-x_14 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9(x_1, x_12, x_13, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+x_14 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(x_1, x_12, x_13, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 lean_dec(x_1);
 return x_14;
 }
 }
-lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6___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, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7___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, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Elab_elabAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__7(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_1);
 return x_9;
 }
 }
-lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5___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, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6___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, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__5(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Elab_elabDeclAttrs___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__6(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_1);
 return x_9;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__2___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, 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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__2___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13, lean_object* x_14, lean_object* x_15) {
 _start:
 {
 lean_object* x_16; 
-x_16 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15);
+x_16 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_12);
@ -2034,25 +2104,25 @@ lean_dec(x_9);
 return x_16;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_1);
 return x_10;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__4___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, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__4___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, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__4(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__4(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_1);
 return x_9;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__5___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, 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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__5___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, 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) {
 _start:
 {
 size_t x_17; size_t x_18; lean_object* x_19; 
@ -2060,11 +2130,11 @@ x_17 = lean_unbox_usize(x_1);
 lean_dec(x_1);
 x_18 = lean_unbox_usize(x_8);
 lean_dec(x_8);
-x_19 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__5(x_17, x_2, x_3, x_4, x_5, x_6, x_7, x_18, x_9, x_10, x_11, x_12, x_13, x_14, x_15, x_16);
+x_19 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__5(x_17, x_2, x_3, x_4, x_5, x_6, x_7, x_18, x_9, x_10, x_11, x_12, x_13, x_14, x_15, x_16);
 return x_19;
 }
 }
-lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, 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* l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13, lean_object* x_14, lean_object* x_15) {
 _start:
 {
 size_t x_16; size_t x_17; lean_object* x_18; 
@ -2072,7 +2142,7 @@ x_16 = lean_unbox_usize(x_6);
 lean_dec(x_6);
 x_17 = lean_unbox_usize(x_7);
 lean_dec(x_7);
-x_18 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10(x_1, x_2, x_3, x_4, x_5, x_16, x_17, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15);
+x_18 = l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11(x_1, x_2, x_3, x_4, x_5, x_16, x_17, x_8, x_9, x_10, x_11, x_12, x_13, x_14, x_15);
 return x_18;
 }
 }
@ -3288,20 +3358,20 @@ lean_dec_ref(res);
 res = initialize_Lean_Elab_SyntheticMVars(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___closed__1 = _init_l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___closed__1();
-lean_mark_persistent(l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__8___closed__1);
-l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__1 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__1();
-lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__1);
-l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__2 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__2();
-lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__2);
-l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__3 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__3();
-lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__1___closed__3);
-l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__1 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__1();
-lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__1);
-l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__2 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__2();
-lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__2);
-l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__3 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__3();
-lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__10___lambda__3___closed__3);
+l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___closed__1 = _init_l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___closed__1();
+lean_mark_persistent(l_Lean_Elab_toAttributeKind___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__9___closed__1);
+l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__1 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__1();
+lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__1);
+l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__2 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__2();
+lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__2);
+l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__3 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__3();
+lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__1___closed__3);
+l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__1 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__1();
+lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__1);
+l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__2 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__2();
+lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__2);
+l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__3 = _init_l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__3();
+lean_mark_persistent(l_Array_mapMUnsafe_map___at___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___spec__11___lambda__3___closed__3);
 l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___boxed__const__1 = _init_l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___boxed__const__1();
 lean_mark_persistent(l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_mkLetRecDeclView___boxed__const__1);
 l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___boxed__const__1 = _init_l___private_Lean_Elab_LetRec_0__Lean_Elab_Term_elabLetRecDeclValues___boxed__const__1();
--- a/stage0/stdlib/Lean/Elab/Match.c
+++ b/stage0/stdlib/Lean/Elab/Match.c
@ -250,7 +250,6 @@ lean_object* l_Lean_Elab_Term_elabMatch_match__20(lean_object*);
 lean_object* l_Lean_Elab_Term_getPatternsVars___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_throwUnknownConstant___rarg___closed__2;
 extern lean_object* l___private_Init_Meta_0__Lean_quoteName___closed__4;
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
 lean_object* l_Lean_Elab_Term_instToStringPatternVar_match__1(lean_object*);
 lean_object* l_Lean_Elab_Term_elabMatch___closed__3;
 lean_object* l_Lean_Name_toStringWithSep(lean_object*, lean_object*);
@ -348,7 +347,6 @@ extern lean_object* l_Lean_strLitKind;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_nameToPattern___closed__1;
 lean_object* l_Lean_Elab_Term_ToDepElimPattern_main_match__4(lean_object*);
 lean_object* l_Lean_Meta_getExprMVarAssignment_x3f___at___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_mkLocalDeclFor___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_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__15;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_resolveId_x3f_match__2___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_0__Lean_Meta_forallTelescopeReducingImp___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whnf___at_Lean_Elab_Term_ToDepElimPattern_main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -439,7 +437,6 @@ uint8_t l_Lean_Name_isAtomic(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchTypeAndDiscrs_loop(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___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchTypeAndDiscrs(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___private_Lean_Elab_Match_0__Lean_Elab_Term_expandNonAtomicDiscrs_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__12;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabNoMatch___closed__1;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__10;
 extern lean_object* l___private_Init_Meta_0__Lean_quoteName___closed__2;
@ -525,6 +522,7 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_waitExpectedTypeAndDi
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_alreadyVisited___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__4;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_resolveId_x3f_match__4(lean_object*);
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withPatternVars_loop_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_processExplicitArg___closed__3;
 lean_object* l_Lean_Elab_Term_elabMatch_match__15(lean_object*);
@ -676,6 +674,7 @@ lean_object* l_List_map___at_Lean_Elab_Term_elabMatchAltView___spec__4(lean_obje
 lean_object* l_Lean_Elab_Term_elabMatch_match__21(lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_resolveId_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwIllFormedSyntax___at___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_quotedNameToPattern___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_tryPostponeIfMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabMatch_match__24(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabPatterns_match__1(lean_object*);
@ -764,7 +763,6 @@ lean_object* l_Lean_Meta_forallTelescopeReducing___at_Lean_Elab_Term_CollectPatt
 extern lean_object* l_Lean_expandExplicitBindersAux_loop___closed__8;
 lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabPatterns___spec__1___closed__3;
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_processExplicitArg___closed__2;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_9707____closed__20;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_main___boxed__const__1;
@ -807,6 +805,7 @@ lean_object* l_Lean_Elab_Term_elabMatch_match__13___rarg(lean_object*, lean_obje
 lean_object* l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__5___lambda__2___closed__2;
 lean_object* l_Lean_Elab_Term_reportMatcherResultErrors(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withElaboratedLHS_match__1(lean_object*);
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__8;
 lean_object* l_Lean_mkFreshId___at___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_mkLocalDeclFor___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__3;
 lean_object* l_Lean_mkFreshId___at___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_mkLocalDeclFor___spec__2___rarg___boxed(lean_object*, lean_object*);
@ -815,7 +814,6 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withPatternVars_loop_
 lean_object* l_Lean_Elab_Term_reportMatcherResultErrors___closed__2;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabMVarWithIdKind___closed__1;
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(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__3;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorAppAux_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_indentExpr(lean_object*);
@ -855,6 +853,7 @@ lean_object* l_Lean_Elab_Term_elabMatchAltView___lambda__1___closed__2;
 lean_object* l_Lean_Elab_Term_elabMatch_match__14___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getPatternsVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_getNumExplicitCtorParams___lambda__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_Elab_Term_expandFunBinders_loop___closed__4;
 lean_object* l_Lean_Elab_Term_instToStringPatternVar___closed__1;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_waitExpectedTypeAndDiscrs_match__1___rarg(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_elabAttr___rarg___lambda__5___closed__3;
@ -884,6 +883,7 @@ lean_object* l_Lean_throwError___at___private_Lean_Elab_Match_0__Lean_Elab_Term_
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__1;
 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;
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_reportMatcherResultErrors___closed__1;
 lean_object* l_Lean_Elab_Term_elabMatch_match__18(lean_object*);
@ -4061,7 +4061,7 @@ _start:
 lean_object* x_5; lean_object* x_6; uint8_t x_7; 
 lean_inc(x_1);
 x_5 = l_Lean_Syntax_getKind(x_1);
-x_6 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+x_6 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 x_7 = lean_name_eq(x_5, x_6);
 lean_dec(x_5);
 if (x_7 == 0)
@ -23617,7 +23617,7 @@ x_17 = l_Lean_KernelException_toMessageData___closed__15;
 x_18 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_18, 0, x_16);
 lean_ctor_set(x_18, 1, x_17);
-x_19 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_18, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_19 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_18, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_19;
 }
 else
@ -28435,7 +28435,7 @@ lean_object* l_Lean_Elab_Term_elabMatch(lean_object* x_1, lean_object* x_2, lean
 _start:
 {
 lean_object* x_10; lean_object* x_62; uint8_t x_63; 
-x_62 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
+x_62 = l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
 lean_inc(x_1);
 x_63 = l_Lean_Syntax_isOfKind(x_1, x_62);
 if (x_63 == 0)
@ -28499,7 +28499,7 @@ lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82;
 x_79 = lean_unsigned_to_nat(0u);
 x_80 = l_Lean_Syntax_getArg(x_71, x_79);
 lean_dec(x_71);
-x_81 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__12;
+x_81 = l_Lean_Elab_Term_expandFunBinders_loop___closed__4;
 lean_inc(x_80);
 x_82 = l_Lean_Syntax_isOfKind(x_80, x_81);
 if (x_82 == 0)
@ -28595,7 +28595,7 @@ lean_object* x_290; lean_object* x_291; lean_object* x_292; uint8_t x_293;
 lean_dec(x_97);
 x_290 = lean_unsigned_to_nat(4u);
 x_291 = l_Lean_Syntax_getArg(x_1, x_290);
-x_292 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__15;
+x_292 = l_Lean_Elab_Term_expandFunBinders_loop___closed__8;
 lean_inc(x_291);
 x_293 = l_Lean_Syntax_isOfKind(x_291, x_292);
 if (x_293 == 0)
@ -28700,7 +28700,7 @@ else
 lean_object* x_314; lean_object* x_315; uint8_t x_316; 
 x_314 = l_Lean_Syntax_getArg(x_307, x_79);
 lean_dec(x_307);
-x_315 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+x_315 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 lean_inc(x_314);
 x_316 = l_Lean_Syntax_isOfKind(x_314, x_315);
 if (x_316 == 0)
@ -29039,7 +29039,7 @@ else
 lean_object* x_390; lean_object* x_391; uint8_t x_392; 
 x_390 = l_Lean_Syntax_getArg(x_383, x_79);
 lean_dec(x_383);
-x_391 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+x_391 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 lean_inc(x_390);
 x_392 = l_Lean_Syntax_isOfKind(x_390, x_391);
 if (x_392 == 0)
@ -29416,7 +29416,7 @@ x_113 = l_Lean_Syntax_getArg(x_105, x_70);
 lean_dec(x_105);
 x_114 = lean_unsigned_to_nat(4u);
 x_115 = l_Lean_Syntax_getArg(x_1, x_114);
-x_116 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__15;
+x_116 = l_Lean_Elab_Term_expandFunBinders_loop___closed__8;
 lean_inc(x_115);
 x_117 = l_Lean_Syntax_isOfKind(x_115, x_116);
 if (x_117 == 0)
@ -29527,7 +29527,7 @@ else
 lean_object* x_138; lean_object* x_139; uint8_t x_140; 
 x_138 = l_Lean_Syntax_getArg(x_131, x_79);
 lean_dec(x_131);
-x_139 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+x_139 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 lean_inc(x_138);
 x_140 = l_Lean_Syntax_isOfKind(x_138, x_139);
 if (x_140 == 0)
@ -29873,7 +29873,7 @@ else
 lean_object* x_214; lean_object* x_215; uint8_t x_216; 
 x_214 = l_Lean_Syntax_getArg(x_207, x_79);
 lean_dec(x_207);
-x_215 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+x_215 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 lean_inc(x_214);
 x_216 = l_Lean_Syntax_isOfKind(x_214, x_215);
 if (x_216 == 0)
@ -30444,7 +30444,7 @@ _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_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
+x_3 = l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
 x_4 = l___regBuiltin_Lean_Elab_Term_elabMatch___closed__1;
 x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
 return x_5;
@ -30589,7 +30589,7 @@ lean_inc(x_22);
 lean_dec(x_20);
 x_23 = l___private_Lean_Elab_Binders_0__Lean_Elab_Term_addDiscr___closed__1;
 x_24 = lean_array_push(x_23, x_19);
-x_25 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__12;
+x_25 = l_Lean_Elab_Term_expandFunBinders_loop___closed__4;
 x_26 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_26, 0, x_25);
 lean_ctor_set(x_26, 1, x_24);
--- a/stage0/stdlib/Lean/Elab/MutualDef.c
+++ b/stage0/stdlib/Lean/Elab/MutualDef.c
@ -524,6 +524,7 @@ uint8_t l_Array_contains___at___private_Lean_Class_0__Lean_checkOutParam___spec_
 lean_object* l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__4(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_throwAlreadyDeclaredUniverseLevel___rarg___closed__2;
 lean_object* l_List_foldr___at___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_typeHasRecFun___spec__1___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_registerFailedToInferDefTypeInfo___closed__1;
 lean_object* l_Nat_foldM_loop___at_Lean_Elab_Term_MutualClosure_pushMain___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* l_Lean_Elab_Command_getRef(lean_object*, lean_object*, lean_object*);
@ -626,7 +627,6 @@ lean_object* l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__3
 lean_object* l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_elabFunValues___boxed__const__1;
 extern lean_object* l_Lean_Elab_elabAttr___rarg___lambda__3___closed__2;
 uint8_t l_List_beq___at_Lean_OpenDecl_instToStringOpenDecl___spec__1(lean_object*, lean_object*);
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__5(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_MutualDef_0__Lean_Elab_Term_MutualClosure_mkInitialUsedFVarsMap___spec__2(lean_object*, lean_object*, size_t, size_t, lean_object*);
 lean_object* l_Lean_Elab_mkDeclName___at___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_elabHeaders___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -759,7 +759,7 @@ else
 {
 lean_object* x_15; lean_object* x_16; 
 x_15 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_checkModifiers___lambda__1___closed__3;
-x_16 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_15, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_16 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_15, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_16;
 }
 }
@ -771,7 +771,7 @@ if (x_17 == 0)
 {
 lean_object* x_18; lean_object* x_19; 
 x_18 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_checkModifiers___lambda__1___closed__3;
-x_19 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_19 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_19;
 }
 else
@ -863,7 +863,7 @@ block_18:
 lean_object* x_12; lean_object* x_13; uint8_t x_14; 
 lean_dec(x_11);
 x_12 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_checkModifiers___lambda__2___closed__3;
-x_13 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_12, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_13 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_12, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_14 = !lean_is_exclusive(x_13);
 if (x_14 == 0)
 {
@ -1080,7 +1080,7 @@ else
 {
 lean_object* x_15; lean_object* x_16; 
 x_15 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_checkKinds___lambda__1___closed__3;
-x_16 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_15, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_16 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_15, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_16;
 }
 }
@ -1090,7 +1090,7 @@ if (x_12 == 0)
 {
 lean_object* x_17; lean_object* x_18; 
 x_17 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_checkKinds___lambda__1___closed__3;
-x_18 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_17, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_18 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_17, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_18;
 }
 else
@ -1405,7 +1405,7 @@ if (x_20 == 0)
 lean_object* x_21; lean_object* x_22; uint8_t x_23; 
 lean_dec(x_16);
 x_21 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__2___closed__3;
-x_22 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_21, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_22 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_21, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_23 = !lean_is_exclusive(x_22);
 if (x_23 == 0)
 {
@ -1650,7 +1650,7 @@ else
 {
 lean_object* x_18; lean_object* x_19; uint8_t x_20; 
 x_18 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__3___closed__3;
-x_19 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_19 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_20 = !lean_is_exclusive(x_19);
 if (x_20 == 0)
 {
@ -1729,7 +1729,7 @@ else
 {
 lean_object* x_18; lean_object* x_19; uint8_t x_20; 
 x_18 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__4___closed__3;
-x_19 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_19 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_20 = !lean_is_exclusive(x_19);
 if (x_20 == 0)
 {
@ -1808,7 +1808,7 @@ else
 {
 lean_object* x_18; lean_object* x_19; uint8_t x_20; 
 x_18 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__5___closed__3;
-x_19 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_19 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_18, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_20 = !lean_is_exclusive(x_19);
 if (x_20 == 0)
 {
@ -1888,7 +1888,7 @@ else
 {
 lean_object* x_19; lean_object* x_20; uint8_t x_21; 
 x_19 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__6___closed__3;
-x_20 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_20 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_21 = !lean_is_exclusive(x_20);
 if (x_21 == 0)
 {
@ -1968,7 +1968,7 @@ else
 {
 lean_object* x_19; lean_object* x_20; uint8_t x_21; 
 x_19 = l___private_Lean_Elab_MutualDef_0__Lean_Elab_Term_check___lambda__7___closed__3;
-x_20 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_20 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_19, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 x_21 = !lean_is_exclusive(x_20);
 if (x_21 == 0)
 {
--- a/stage0/stdlib/Lean/Elab/Quotation.c
+++ b/stage0/stdlib/Lean/Elab/Quotation.c
--- a/stage0/stdlib/Lean/Elab/StructInst.c
+++ b/stage0/stdlib/Lean/Elab/StructInst.c
@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Lean.Elab.StructInst
-// Imports: Init Lean.Util.FindExpr Lean.Elab.App Lean.Elab.Binders Lean.Elab.Quotation
+// Imports: Init Lean.Util.FindExpr Lean.Elab.App Lean.Elab.Binders
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@ -573,6 +573,7 @@ lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_elabM
 lean_object* l_Lean_Elab_Term_StructInst_Struct_modifyFieldsM___at_Lean_Elab_Term_StructInst_Struct_modifyFields___spec__1(lean_object*, lean_object*);
 extern lean_object* l_List_head_x21___rarg___closed__3;
 lean_object* l_Array_ofSubarray___rarg(lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_tryPostponeIfMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_getStructureCtor(lean_object*, lean_object*);
 lean_object* lean_nat_mul(lean_object*, lean_object*);
@ -686,7 +687,6 @@ uint8_t l_Lean_isStructureLike(lean_object*, lean_object*);
 lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Term_StructInst_DefaultFields_propagateLoop___spec__1___rarg___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_StructInst_FieldLHS_toSyntax_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_elabModifyOp___closed__10;
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_elabStruct_match__1___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_formatField___closed__4;
 lean_object* l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getFieldIdx___closed__1;
@ -1807,7 +1807,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__5;
-x_3 = lean_unsigned_to_nat(82u);
+x_3 = lean_unsigned_to_nat(81u);
 x_4 = lean_unsigned_to_nat(21u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -6000,7 +6000,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_Lean_Elab_Term_StructInst_FieldVal_toSyntax___closed__1;
-x_3 = lean_unsigned_to_nat(263u);
+x_3 = lean_unsigned_to_nat(262u);
 x_4 = lean_unsigned_to_nat(25u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -6128,7 +6128,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_Lean_Elab_Term_StructInst_Field_toSyntax___closed__1;
-x_3 = lean_unsigned_to_nat(274u);
+x_3 = lean_unsigned_to_nat(273u);
 x_4 = lean_unsigned_to_nat(11u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -8998,7 +8998,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_List_map___at___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_expandParentFields___spec__1___closed__1;
-x_3 = lean_unsigned_to_nat(366u);
+x_3 = lean_unsigned_to_nat(365u);
 x_4 = lean_unsigned_to_nat(34u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -10017,7 +10017,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_List_foldlM___at___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_mkFieldMap___spec__10___closed__1;
-x_3 = lean_unsigned_to_nat(384u);
+x_3 = lean_unsigned_to_nat(383u);
 x_4 = lean_unsigned_to_nat(11u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -21410,7 +21410,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_Lean_Elab_Term_StructInst_DefaultFields_findDefaultMissing_x3f___lambda__1___closed__1;
-x_3 = lean_unsigned_to_nat(615u);
+x_3 = lean_unsigned_to_nat(614u);
 x_4 = lean_unsigned_to_nat(20u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -21645,7 +21645,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_Lean_Elab_Term_StructInst_DefaultFields_getFieldName___closed__1;
-x_3 = lean_unsigned_to_nat(623u);
+x_3 = lean_unsigned_to_nat(622u);
 x_4 = lean_unsigned_to_nat(9u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -24773,7 +24773,7 @@ _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___private_Lean_Elab_StructInst_0__Lean_Elab_Term_StructInst_getStructSource___closed__4;
 x_2 = l_List_forIn_loop___at_Lean_Elab_Term_StructInst_DefaultFields_step___spec__1___lambda__1___closed__1;
-x_3 = lean_unsigned_to_nat(746u);
+x_3 = lean_unsigned_to_nat(745u);
 x_4 = lean_unsigned_to_nat(25u);
 x_5 = l_Lean_Syntax_strLitToAtom___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
@ -26579,7 +26579,7 @@ x_15 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_15, 0, x_14);
 x_16 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_16, 0, x_15);
-x_17 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_16, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
+x_17 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_16, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
 lean_dec(x_11);
 lean_dec(x_10);
 lean_dec(x_9);
@ -27443,7 +27443,6 @@ lean_object* initialize_Init(lean_object*);
 lean_object* initialize_Lean_Util_FindExpr(lean_object*);
 lean_object* initialize_Lean_Elab_App(lean_object*);
 lean_object* initialize_Lean_Elab_Binders(lean_object*);
-lean_object* initialize_Lean_Elab_Quotation(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Lean_Elab_StructInst(lean_object* w) {
 lean_object * res;
@ -27461,9 +27460,6 @@ lean_dec_ref(res);
 res = initialize_Lean_Elab_Binders(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-res = initialize_Lean_Elab_Quotation(lean_io_mk_world());
-if (lean_io_result_is_error(res)) return res;
-lean_dec_ref(res);
 l___regBuiltin_Lean_Elab_Term_StructInst_expandStructInstExpectedType___closed__1 = _init_l___regBuiltin_Lean_Elab_Term_StructInst_expandStructInstExpectedType___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_Elab_Term_StructInst_expandStructInstExpectedType___closed__1);
 res = l___regBuiltin_Lean_Elab_Term_StructInst_expandStructInstExpectedType(lean_io_mk_world());
--- a/stage0/stdlib/Lean/Elab/Structure.c
+++ b/stage0/stdlib/Lean/Elab/Structure.c
--- a/stage0/stdlib/Lean/Elab/Syntax.c
+++ b/stage0/stdlib/Lean/Elab/Syntax.c
--- a/stage0/stdlib/Lean/Elab/Tactic/Basic.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Basic.c
@ -180,6 +180,7 @@ lean_object* l_Lean_Elab_Tactic_instMonadExceptExceptionTacticM___closed__2;
 extern lean_object* l_Lean_Parser_Tactic_clear___closed__2;
 lean_object* l_Lean_Meta_getMVarDecl___at_Lean_Elab_Tactic_getMainTag___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* l_Lean_Elab_Tactic_getMainGoal___closed__2;
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__10;
 lean_object* l_Lean_Elab_Tactic_tryCatch___rarg(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___regBuiltin_Lean_Elab_Tactic_evalClear(lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalFailIfSuccess___closed__3;
@ -267,6 +268,7 @@ lean_object* l_Lean_Meta_clear(lean_object*, lean_object*, lean_object*, lean_ob
 extern lean_object* l_Lean_KeyedDeclsAttribute_instInhabitedKeyedDeclsAttribute___closed__1;
 lean_object* l_Lean_Elab_Tactic_saveAllState___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalDone(lean_object*);
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__7;
 lean_object* l_Lean_Name_appendIndexAfter(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getUnsolvedGoals(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalIntros___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -302,7 +304,6 @@ lean_object* l_Lean_MetavarContext_assignExpr(lean_object*, lean_object*, lean_o
 lean_object* lean_array_to_list(lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Tactic_assumption___closed__2;
 lean_object* l_Lean_Elab_Tactic_evalSeq1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__12;
 lean_object* l_Lean_Elab_Tactic_getMainModule___rarg___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalTacticSeq___boxed(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_Tactic_getMainGoal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -468,7 +469,6 @@ lean_object* l_Lean_Elab_Tactic_evalTactic___lambda__1___boxed(lean_object*, lea
 extern lean_object* l_Lean_instInhabitedName;
 lean_object* l_Lean_Elab_Tactic_ensureHasNoMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Tactic_getFVarIds___spec__1(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_Elab_Term_expandFunBinders_loop___closed__2;
 lean_object* l_List_forIn_loop___at_Lean_Elab_Tactic_tagUntaggedGoals___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* l___private_Lean_Elab_Tactic_Basic_0__Lean_Elab_Tactic_getIntrosSize___boxed(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalTacticSeqBracketed___closed__1;
@ -482,7 +482,6 @@ lean_object* l_Lean_Elab_Tactic_evalTraceState___rarg___boxed(lean_object*, lean
 lean_object* l_Lean_Elab_Tactic_focusAux___rarg(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_Tactic_getFVarIds(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_Tactic_evalTactic___lambda__1___closed__2;
-extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__5;
 lean_object* l_Lean_Meta_getMVars___at_Lean_Elab_Tactic_ensureHasNoMVars___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_AssocList_find_x3f___at_Lean_Elab_Tactic_evalTactic___spec__6(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_initFn____x40_Lean_Elab_Tactic_Basic___hyg_3864_(lean_object*);
@ -580,6 +579,7 @@ lean_object* l_Array_forInUnsafe_loop___at_Lean_Elab_Tactic_evalClear___spec__1_
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalSeq1___closed__1;
 extern lean_object* l_Array_forInUnsafe_loop___at_Lean_mkSepArray___spec__1___closed__1;
 lean_object* l_Lean_Elab_Term_reportUnsolvedGoals___closed__2;
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__4;
 extern lean_object* l_Lean_Elab_initFn____x40_Lean_Elab_Util___hyg_893____closed__2;
 lean_object* l_Lean_Elab_Tactic_TacticM_run_x27___rarg(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_log___at_Lean_Elab_Tactic_evalTactic___spec__8(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -10918,7 +10918,7 @@ x_102 = l_myMacro____x40_Init_Notation___hyg_12470____closed__16;
 x_103 = lean_array_push(x_101, x_102);
 x_104 = l_Lean_myMacro____x40_Init_NotationExtra___hyg_1127____closed__8;
 x_105 = lean_array_push(x_104, x_94);
-x_106 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__12;
+x_106 = l_Lean_Elab_Term_expandFunBinders_loop___closed__4;
 x_107 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_107, 0, x_106);
 lean_ctor_set(x_107, 1, x_105);
@ -10926,11 +10926,11 @@ x_108 = lean_array_push(x_95, x_107);
 x_109 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_109, 0, x_71);
 lean_ctor_set(x_109, 1, x_108);
-x_110 = l_Lean_Elab_Term_expandFunBinders_loop___closed__2;
+x_110 = l_Lean_Elab_Term_expandFunBinders_loop___closed__3;
 x_111 = lean_array_push(x_110, x_109);
 x_112 = l_myMacro____x40_Init_Notation___hyg_11836____closed__22;
 x_113 = lean_array_push(x_111, x_112);
-x_114 = l_Lean_Elab_Term_expandFunBinders_loop___closed__3;
+x_114 = l_Lean_Elab_Term_expandFunBinders_loop___closed__7;
 x_115 = lean_array_push(x_113, x_114);
 x_116 = lean_array_push(x_95, x_79);
 x_117 = lean_alloc_ctor(1, 2, 0);
@ -10949,7 +10949,7 @@ x_125 = lean_array_push(x_95, x_124);
 x_126 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_126, 0, x_71);
 lean_ctor_set(x_126, 1, x_125);
-x_127 = l_Lean_Elab_Term_expandFunBinders_loop___closed__5;
+x_127 = l_Lean_Elab_Term_expandFunBinders_loop___closed__10;
 x_128 = lean_array_push(x_127, x_126);
 x_129 = l_Lean_Parser_Tactic_matchAlts___closed__2;
 x_130 = lean_alloc_ctor(1, 2, 0);
--- a/stage0/stdlib/Lean/Elab/Tactic/Induction.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Induction.c
@ -31,6 +31,7 @@ lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 lean_object* lean_erase_macro_scopes(lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Tactic_evalInduction___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* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_checkCasesResult_loop___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___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___closed__1;
 lean_object* l_Lean_Elab_Tactic_initFn____x40_Lean_Elab_Tactic_Induction___hyg_4438_(lean_object*);
 lean_object* l_Lean_stringToMessageData(lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getGeneralizingFVarIds___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*);
@ -48,6 +49,7 @@ lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__3(lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_elabTaggedTerm___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*);
 extern lean_object* l_Lean_withIncRecDepth___rarg___lambda__2___closed__2;
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_checkCasesResult_loop___closed__1;
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__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*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts___lambda__1(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_ElimApp_evalAlts___spec__5___lambda__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalAlt___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*);
@ -134,6 +136,7 @@ lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_
 lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getRecInfoDefault_match__4___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getRecFromUsing_match__1___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1(lean_object*);
 lean_object* l_Lean_MessageData_ofList(lean_object*);
 lean_object* l_List_map___at_Lean_resolveGlobalConst___spec__2(lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalCasesOn_match__1___rarg(lean_object*, lean_object*);
@ -210,6 +213,7 @@ lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getGener
 lean_object* l_Lean_throwError___at_Lean_Elab_Tactic_ElimApp_evalAlts___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_Lean_Meta_intro1Core(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getRecFromUsingLoop___lambda__1(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_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getRecInfoDefault_match__4(lean_object*);
 lean_object* l_Lean_Elab_Tactic_ElimApp_setMotiveArg___closed__4;
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__8___rarg(lean_object*, lean_object*);
@ -320,14 +324,12 @@ lean_object* l_List_forIn_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean
 lean_object* l_Lean_Elab_Tactic_getMainGoal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_Range_forIn_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_processResult___spec__1___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*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getInductiveValFromMajor___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___closed__1;
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getFType(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_Elab_Tactic_ElimApp_mkElimApp_loop___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_dbg_to_string(lean_object*);
 lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_checkAltsOfOptInductionAlts___spec__1___lambda__2___closed__3;
 lean_object* l_List_forIn_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getRecInfoDefault___spec__1___lambda__1___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_ElimApp_mkElimApp_loop_match__1___rarg(uint8_t, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___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*);
 extern lean_object* l_Lean_Meta_initFn____x40_Lean_Meta_Basic___hyg_507____closed__4;
 extern lean_object* l_Lean_mkSimpleThunk___closed__1;
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__4___rarg(lean_object*, lean_object*, lean_object*);
@ -484,13 +486,13 @@ lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts___lambda__2___closed__1;
 uint8_t l_Array_contains___at___private_Lean_Class_0__Lean_checkOutParam___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_throwError___at_Lean_Elab_Tactic_ElimApp_mkElimApp_loop___spec__2(lean_object*);
 lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Tactic_ElimApp_evalAlts___spec__6(lean_object*);
+lean_object* l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_elabTaggedTerm_match__2(lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getAltName___boxed(lean_object*);
 lean_object* lean_st_ref_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getRecFromUsing___closed__2;
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__10(lean_object*);
 lean_object* l_Lean_Core_mkFreshUserName___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_elabTaggedTerm___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* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1(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*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getGeneralizingFVarIds___lambda__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_Tactic_Induction_0__Lean_Elab_Tactic_getTargetHypothesisName_x3f___boxed(lean_object*);
 lean_object* l_Lean_addMessageContextFull___at_Lean_Meta_instAddMessageContextMetaM___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@ -519,6 +521,7 @@ lean_object* l_Lean_Elab_Tactic_ElimApp_mkElimApp_loop___lambda__1(lean_object*,
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalCases___closed__1;
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__7(lean_object*);
 lean_object* lean_mk_array(lean_object*, lean_object*);
+lean_object* l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___rarg(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_ElimApp_evalAlts___spec__5___lambda__1___closed__4;
 lean_object* l_Lean_Elab_Tactic_ElimApp_mkElimApp_loop_match__2___rarg(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Syntax_isOfKind(lean_object*, lean_object*);
@ -528,7 +531,6 @@ lean_object* l_Lean_Elab_Tactic_evalCases___lambda__2(lean_object*, lean_object*
 lean_object* l_Lean_addTrace___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_checkAltCtorNames___spec__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_Tactic_liftMetaM___rarg___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_Induction_0__Lean_Elab_Tactic_generalizeVars_match__1___rarg(lean_object*, lean_object*);
-lean_object* l_ReaderT_pure___at_Lean_Elab_Term_Quotation_instInhabitedHeadInfo___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarDecl___at_Lean_Elab_Tactic_getMainTag___spec__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_throwErrorAt___at_Lean_Elab_Tactic_ElimApp_evalAlts___spec__6___rarg(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_Tactic_evalCasesUsing___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*);
@ -585,8 +587,8 @@ lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_getRecIn
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_checkAltNames___closed__1;
 lean_object* l_Lean_Elab_Tactic_getRecFromUsing_match__1(lean_object*);
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__9(lean_object*);
-lean_object* l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_checkAltNames___closed__2;
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2(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*);
 lean_object* l_Lean_indentExpr(lean_object*);
 lean_object* l_Lean_Elab_Tactic_ElimApp_evalAlts_match__11(lean_object*);
 lean_object* l_Lean_Elab_Tactic_ElimApp_mkElimApp_match__1(lean_object*);
@ -3718,17 +3720,35 @@ x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Tactic_Induction_0__Lean_
 return x_2;
 }
 }
-static lean_object* _init_l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___closed__1() {
+lean_object* l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___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:
+{
+lean_object* x_9; 
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_1);
+lean_ctor_set(x_9, 1, x_8);
+return x_9;
+}
+}
+lean_object* l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___rarg___boxed), 8, 0);
+return x_2;
+}
+}
+static lean_object* _init_l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = lean_box(0);
-x_2 = lean_alloc_closure((void*)(l_ReaderT_pure___at_Lean_Elab_Term_Quotation_instInhabitedHeadInfo___spec__1___rarg___boxed), 8, 1);
+x_2 = lean_alloc_closure((void*)(l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___rarg___boxed), 8, 1);
 lean_closure_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, size_t x_4, size_t 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, lean_object* x_12, lean_object* x_13) {
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, size_t x_4, size_t 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, lean_object* x_12, lean_object* x_13) {
 _start:
 {
 uint8_t x_14; 
@ -3764,7 +3784,7 @@ lean_dec(x_16);
 lean_inc(x_2);
 x_19 = lean_alloc_closure((void*)(l_Std_PersistentArray_forInAux___at_Lean_Elab_Term_addAutoBoundImplicits___spec__4___lambda__1___boxed), 9, 1);
 lean_closure_set(x_19, 0, x_2);
-x_20 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___closed__1;
+x_20 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___closed__1;
 lean_inc(x_12);
 lean_inc(x_11);
 lean_inc(x_10);
@ -3919,7 +3939,7 @@ x_13 = l_Lean_KernelException_toMessageData___closed__3;
 x_14 = lean_alloc_ctor(10, 2, 0);
 lean_ctor_set(x_14, 0, x_12);
 lean_ctor_set(x_14, 1, x_13);
-x_15 = l_Lean_throwError___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__2___rarg(x_14, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_15 = l_Lean_throwError___at_Lean_Elab_Term_elabLetDeclAux___spec__3___rarg(x_14, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_15;
 }
 }
@ -3939,7 +3959,7 @@ lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
-x_15 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1(x_2, x_14, x_10, x_12, x_13, x_14, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_15 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2(x_2, x_14, x_10, x_12, x_13, x_14, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 if (lean_obj_tag(x_15) == 0)
 {
 lean_object* x_16; lean_object* x_17; 
@ -4035,7 +4055,21 @@ return x_30;
 }
 }
 }
-lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13) {
+lean_object* l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__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, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; 
+x_9 = l_ReaderT_pure___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___rarg(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_9;
+}
+}
+lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13) {
 _start:
 {
 size_t x_14; size_t x_15; lean_object* x_16; 
@ -4043,7 +4077,7 @@ x_14 = lean_unbox_usize(x_4);
 lean_dec(x_4);
 x_15 = lean_unbox_usize(x_5);
 lean_dec(x_5);
-x_16 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1(x_1, x_2, x_3, x_14, x_15, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13);
+x_16 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2(x_1, x_2, x_3, x_14, x_15, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13);
 lean_dec(x_3);
 lean_dec(x_1);
 return x_16;
@ -19185,8 +19219,8 @@ l_Lean_Elab_Tactic_ElimApp_setMotiveArg___closed__3 = _init_l_Lean_Elab_Tactic_E
 lean_mark_persistent(l_Lean_Elab_Tactic_ElimApp_setMotiveArg___closed__3);
 l_Lean_Elab_Tactic_ElimApp_setMotiveArg___closed__4 = _init_l_Lean_Elab_Tactic_ElimApp_setMotiveArg___closed__4();
 lean_mark_persistent(l_Lean_Elab_Tactic_ElimApp_setMotiveArg___closed__4);
-l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___closed__1 = _init_l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___closed__1();
-lean_mark_persistent(l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__1___closed__1);
+l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___closed__1 = _init_l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___closed__1();
+lean_mark_persistent(l_Array_forInUnsafe_loop___at___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___spec__2___closed__1);
 l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___lambda__1___closed__1 = _init_l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___lambda__1___closed__1();
 lean_mark_persistent(l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___lambda__1___closed__1);
 l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___lambda__1___closed__2 = _init_l___private_Lean_Elab_Tactic_Induction_0__Lean_Elab_Tactic_ElimApp_getAltNumFields___lambda__1___closed__2();
--- a/stage0/stdlib/Lean/Elab/Tactic/Match.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Match.c
@ -13,15 +13,17 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
+lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__6;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalMatch(lean_object*);
 lean_object* l_Lean_Elab_Tactic_getMainTag(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalMatch___closed__2;
 extern lean_object* l_Lean_nullKind;
+lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTerm_match__1___rarg(lean_object*, lean_object*);
 lean_object* l_Array_append___rarg(lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__5;
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3;
 extern lean_object* l_Lean_Elab_throwUnsupportedSyntax___rarg___closed__1;
-extern lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__3;
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_AuxMatchTermState_cases___default;
 extern lean_object* l_Array_empty___closed__1;
@ -33,11 +35,12 @@ lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryM
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__2;
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
+lean_object* lean_string_utf8_byte_size(lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getMainModule___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__1;
 lean_object* lean_nat_add(lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__7;
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Tactic_evalMatch___spec__1___rarg(lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
@ -54,6 +57,7 @@ lean_object* l_Array_mapSepElemsM___at___private_Lean_Elab_Tactic_Match_0__Lean_
 lean_object* l_Lean_Syntax_setKind(lean_object*, lean_object*);
 lean_object* l_Lean_Name_appendIndexAfter(lean_object*, lean_object*);
 extern lean_object* l_Lean_instInhabitedSourceInfo___closed__1;
+lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__8;
 lean_object* l_Lean_Elab_Term_getCurrMacroScope(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTerm___closed__1;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalMatch___closed__1;
@ -62,6 +66,7 @@ extern lean_object* l_Lean_Parser_Tactic_match___closed__2;
 extern lean_object* l_Lean_Elab_Tactic_tacticElabAttribute;
 lean_object* l_Lean_Elab_Tactic_AuxMatchTermState_nextIdx___default;
 lean_object* l_Lean_addMacroScope(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_11836____closed__13;
 extern lean_object* l_Lean_Parser_Tactic_refine___closed__1;
 lean_object* l_Lean_Elab_Tactic_evalMatch_match__1___rarg(lean_object*, lean_object*);
@ -77,7 +82,6 @@ lean_object* lean_st_ref_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Tactic_evalMatch___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Syntax_isOfKind(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
-extern lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
 extern lean_object* l_Lean_mkOptionalNode___closed__2;
 lean_object* lean_nat_mod(lean_object*, lean_object*);
 lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*);
@ -87,7 +91,7 @@ lean_object* l_Array_mapSepElemsM___at___private_Lean_Elab_Tactic_Match_0__Lean_
 extern lean_object* l___regBuiltin_Lean_Elab_Term_elabSyntheticHole___closed__1;
 lean_object* l_Lean_Elab_Tactic_evalMatch___closed__1;
 extern lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__1;
-extern lean_object* l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__4;
+extern lean_object* l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 static lean_object* _init_l_Lean_Elab_Tactic_AuxMatchTermState_nextIdx___default() {
 _start:
@ -240,6 +244,47 @@ return x_3;
 static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3() {
 _start:
 {
+lean_object* x_1; 
+x_1 = lean_mk_string("rhs");
+return x_1;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3;
+x_2 = lean_string_utf8_byte_size(x_1);
+return x_2;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3;
+x_2 = lean_unsigned_to_nat(0u);
+x_3 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___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);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__7() {
+_start:
+{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_instInhabitedSourceInfo___closed__1;
 x_2 = l_Lean_Parser_Tactic_case___closed__1;
@ -249,12 +294,12 @@ lean_ctor_set(x_3, 1, x_2);
 return x_3;
 }
 }
-static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__4() {
+static lean_object* _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___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___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3;
+x_2 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__7;
 x_3 = lean_array_push(x_1, x_2);
 return x_3;
 }
@ -263,7 +308,7 @@ lean_object* l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryM
 _start:
 {
 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_7 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__16;
+x_7 = l_Lean_Elab_Term_expandFunBinders_loop___closed__13;
 x_8 = l_Lean_Syntax_setKind(x_3, x_7);
 x_9 = lean_unsigned_to_nat(2u);
 x_10 = l_Lean_Syntax_getArg(x_8, x_9);
@ -285,11 +330,11 @@ x_16 = lean_nat_add(x_6, x_15);
 x_17 = lean_ctor_get(x_5, 1);
 lean_inc(x_17);
 lean_dec(x_5);
-x_18 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__4;
+x_18 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__6;
 x_19 = l_Lean_addMacroScope(x_17, x_18, x_6);
 x_20 = lean_box(0);
 x_21 = l_Lean_instInhabitedSourceInfo___closed__1;
-x_22 = l___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_letBindRhss___closed__3;
+x_22 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__5;
 x_23 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_23, 0, x_21);
 lean_ctor_set(x_23, 1, x_22);
@ -301,7 +346,7 @@ x_26 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_26, 0, x_11);
 lean_ctor_set(x_26, 1, x_25);
 x_27 = l_Lean_Syntax_getArg(x_26, x_15);
-x_28 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__4;
+x_28 = l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__8;
 x_29 = lean_array_push(x_28, x_27);
 x_30 = l_myMacro____x40_Init_Notation___hyg_9707____closed__19;
 x_31 = lean_array_push(x_29, x_30);
@ -510,7 +555,7 @@ if (x_15 == 0)
 {
 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; 
 x_16 = lean_ctor_get(x_14, 0);
-x_17 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
+x_17 = l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
 x_18 = l_Lean_Syntax_setKind(x_2, x_17);
 x_19 = l_Lean_nullKind;
 x_20 = lean_alloc_ctor(1, 2, 0);
@ -529,7 +574,7 @@ x_24 = lean_ctor_get(x_14, 1);
 lean_inc(x_24);
 lean_inc(x_23);
 lean_dec(x_14);
-x_25 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
+x_25 = l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
 x_26 = l_Lean_Syntax_setKind(x_2, x_25);
 x_27 = l_Lean_nullKind;
 x_28 = lean_alloc_ctor(1, 2, 0);
@ -564,7 +609,7 @@ if (lean_is_exclusive(x_32)) {
 lean_dec_ref(x_32);
 x_36 = lean_box(0);
 }
-x_37 = l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Quotation_0__Lean_Elab_Term_Quotation_quoteSyntax___spec__3___closed__11;
+x_37 = l_Lean_Elab_Term_expandFunBinders_loop___closed__1;
 x_38 = l_Lean_Syntax_setKind(x_2, x_37);
 x_39 = l_Lean_nullKind;
 x_40 = lean_alloc_ctor(1, 2, 0);
@ -1213,6 +1258,14 @@ l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux__
 lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__3);
 l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__4 = _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__4();
 lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__4);
+l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__5 = _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__5();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__5);
+l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__6 = _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__6();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__6);
+l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__7 = _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__7();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__7);
+l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__8 = _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__8();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTermAux___lambda__1___closed__8);
 l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTerm___closed__1 = _init_l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTerm___closed__1();
 lean_mark_persistent(l___private_Lean_Elab_Tactic_Match_0__Lean_Elab_Tactic_mkAuxiliaryMatchTerm___closed__1);
 l_Lean_Elab_Tactic_evalMatch___closed__1 = _init_l_Lean_Elab_Tactic_evalMatch___closed__1();
--- a/stage0/stdlib/Lean/Parser/Do.c
+++ b/stage0/stdlib/Lean/Parser/Do.c
@ -98,7 +98,6 @@ lean_object* l_Lean_Parser_Term_doExpr___closed__2;
 lean_object* l_Lean_Parser_Term_doReassignArrow___elambda__1___closed__8;
 lean_object* l_Lean_Parser_many(lean_object*);
 lean_object* l_Lean_Parser_Term_termFor_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Parser_Term_matchAlts___closed__13;
 lean_object* l_Lean_Parser_Term_doTry___closed__4;
 lean_object* l_Lean_Parser_Term_doLetArrow___closed__1;
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
@ -902,7 +901,6 @@ lean_object* l_Lean_Parser_Term_doIf_parenthesizer___closed__1;
 extern lean_object* l_Lean_Parser_Term_tupleTail_formatter___closed__3;
 lean_object* l_Lean_Parser_Term_doBreak___closed__4;
 lean_object* l_Lean_Parser_Term_termUnless___closed__2;
-extern lean_object* l_Lean_Parser_Term_matchAlts_formatter___closed__13;
 lean_object* l_Lean_Parser_Term_doExpr___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Term_doDbgTrace_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_doReturn___elambda__1___closed__2;
@ -1006,6 +1004,7 @@ extern lean_object* l_Lean_Parser_Term_matchAlt_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_doReassignArrow___closed__1;
 lean_object* l___regBuiltin_Lean_Parser_Term_doReassign_parenthesizer(lean_object*);
 extern lean_object* l_Lean_Parser_Term_match_formatter___closed__2;
+extern lean_object* l_Lean_Parser_Term_matchAlts_formatter___closed__14;
 lean_object* l_Lean_Parser_Term_doCatch_parenthesizer___closed__6;
 lean_object* l_Lean_Parser_Term_doFinally_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_doSeqBracketed_formatter___closed__7;
@ -1567,6 +1566,7 @@ lean_object* l_Lean_Parser_Term_doIf___elambda__1___closed__34;
 lean_object* l_Lean_Parser_Term_doMatchAlts___closed__3;
 lean_object* l_Lean_Parser_Term_liftMethod_formatter___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Parser_Term_matchAlts___closed__16;
 lean_object* l_Lean_Parser_Term_notFollowedByRedefinedTermToken___elambda__1___closed__8;
 lean_object* l_Lean_Parser_Term_doUnless_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_doReassignArrow___closed__3;
@ -11821,7 +11821,7 @@ static lean_object* _init_l_Lean_Parser_Term_doMatchAlts___elambda__1___closed__
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
-x_1 = l_Lean_Parser_Term_matchAlts___closed__13;
+x_1 = l_Lean_Parser_Term_matchAlts___closed__16;
 x_2 = lean_ctor_get(x_1, 1);
 lean_inc(x_2);
 x_3 = l_Lean_Parser_Term_doMatchAlts___elambda__1___closed__8;
@ -11874,7 +11874,7 @@ static lean_object* _init_l_Lean_Parser_Term_doMatchAlts___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
-x_1 = l_Lean_Parser_Term_matchAlts___closed__13;
+x_1 = l_Lean_Parser_Term_matchAlts___closed__16;
 x_2 = lean_ctor_get(x_1, 0);
 lean_inc(x_2);
 x_3 = l_Lean_Parser_Term_doMatchAlts___elambda__1___closed__8;
@ -12296,7 +12296,7 @@ static lean_object* _init_l_Lean_Parser_Term_doMatchAlts_formatter___closed__4()
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Parser_Term_matchAlts_formatter___closed__13;
+x_1 = l_Lean_Parser_Term_matchAlts_formatter___closed__14;
 x_2 = l_Lean_Parser_Term_doMatchAlts_formatter___closed__3;
 x_3 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_andthen_formatter), 7, 2);
 lean_closure_set(x_3, 0, x_1);
--- a/stage0/stdlib/Lean/Parser/Term.c
+++ b/stage0/stdlib/Lean/Parser/Term.c
--- a/stage0/stdlib/Lean/Parser/Transform.c
+++ b/stage0/stdlib/Lean/Parser/Transform.c
--- a/stage0/stdlib/Lean/Server/ServerBin.c
+++ b/stage0/stdlib/Lean/Server/ServerBin.c
@ -1,330 +0,0 @@
-// Lean compiler output
-// Module: Lean.Server.ServerBin
-// Imports: Init Init.System.IO Lean.Server
-#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* lean_get_stdin(lean_object*);
-lean_object* lean_io_error_to_string(lean_object*);
-lean_object* _lean_main(lean_object*, lean_object*);
-lean_object* lean_get_stderr(lean_object*);
-lean_object* l_main___boxed__const__1;
-lean_object* l_IO_getStdin___at_main___spec__1(lean_object*);
-lean_object* lean_init_search_path(lean_object*, lean_object*);
-lean_object* lean_get_stdout(lean_object*);
-lean_object* l_IO_FS_Stream_putStrLn___at_Lean_Server_Test_runWithInputFile___spec__1(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Server_initAndRunServer(lean_object*, lean_object*, lean_object*);
-lean_object* l_IO_getStdin___at_main___spec__1(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_get_stdin(x_1);
-return x_2;
-}
-}
-static lean_object* _init_l_main___boxed__const__1() {
-_start:
-{
-uint32_t x_1; lean_object* x_2; 
-x_1 = 0;
-x_2 = lean_box_uint32(x_1);
-return x_2;
-}
-}
-lean_object* _lean_main(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; 
-lean_dec(x_1);
-x_3 = lean_get_stdin(x_2);
-if (lean_obj_tag(x_3) == 0)
-{
-lean_object* x_4; lean_object* x_5; lean_object* x_6; 
-x_4 = lean_ctor_get(x_3, 0);
-lean_inc(x_4);
-x_5 = lean_ctor_get(x_3, 1);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_get_stdout(x_5);
-if (lean_obj_tag(x_6) == 0)
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
-x_7 = lean_ctor_get(x_6, 0);
-lean_inc(x_7);
-x_8 = lean_ctor_get(x_6, 1);
-lean_inc(x_8);
-lean_dec(x_6);
-x_9 = lean_get_stderr(x_8);
-if (lean_obj_tag(x_9) == 0)
-{
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_10 = lean_ctor_get(x_9, 0);
-lean_inc(x_10);
-x_11 = lean_ctor_get(x_9, 1);
-lean_inc(x_11);
-lean_dec(x_9);
-x_12 = lean_box(0);
-x_13 = lean_init_search_path(x_12, x_11);
-if (lean_obj_tag(x_13) == 0)
-{
-lean_object* x_14; lean_object* x_15; 
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_Lean_Server_initAndRunServer(x_4, x_7, x_14);
-if (lean_obj_tag(x_15) == 0)
-{
-uint8_t x_16; 
-lean_dec(x_10);
-x_16 = !lean_is_exclusive(x_15);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_ctor_get(x_15, 0);
-lean_dec(x_17);
-x_18 = l_main___boxed__const__1;
-lean_ctor_set(x_15, 0, x_18);
-return x_15;
-}
-else
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_21; 
-x_19 = lean_ctor_get(x_15, 1);
-lean_inc(x_19);
-lean_dec(x_15);
-x_20 = l_main___boxed__const__1;
-x_21 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_21, 0, x_20);
-lean_ctor_set(x_21, 1, x_19);
-return x_21;
-}
-}
-else
-{
-lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-x_22 = lean_ctor_get(x_15, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_15, 1);
-lean_inc(x_23);
-lean_dec(x_15);
-x_24 = lean_io_error_to_string(x_22);
-x_25 = l_IO_FS_Stream_putStrLn___at_Lean_Server_Test_runWithInputFile___spec__1(x_10, x_24, x_23);
-if (lean_obj_tag(x_25) == 0)
-{
-uint8_t x_26; 
-x_26 = !lean_is_exclusive(x_25);
-if (x_26 == 0)
-{
-lean_object* x_27; lean_object* x_28; 
-x_27 = lean_ctor_get(x_25, 0);
-lean_dec(x_27);
-x_28 = l_main___boxed__const__1;
-lean_ctor_set(x_25, 0, x_28);
-return x_25;
-}
-else
-{
-lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_29 = lean_ctor_get(x_25, 1);
-lean_inc(x_29);
-lean_dec(x_25);
-x_30 = l_main___boxed__const__1;
-x_31 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_31, 0, x_30);
-lean_ctor_set(x_31, 1, x_29);
-return x_31;
-}
-}
-else
-{
-uint8_t x_32; 
-x_32 = !lean_is_exclusive(x_25);
-if (x_32 == 0)
-{
-return x_25;
-}
-else
-{
-lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-x_33 = lean_ctor_get(x_25, 0);
-x_34 = lean_ctor_get(x_25, 1);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_25);
-x_35 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_35, 0, x_33);
-lean_ctor_set(x_35, 1, x_34);
-return x_35;
-}
-}
-}
-}
-else
-{
-uint8_t x_36; 
-lean_dec(x_10);
-lean_dec(x_7);
-lean_dec(x_4);
-x_36 = !lean_is_exclusive(x_13);
-if (x_36 == 0)
-{
-return x_13;
-}
-else
-{
-lean_object* x_37; lean_object* x_38; lean_object* x_39; 
-x_37 = lean_ctor_get(x_13, 0);
-x_38 = lean_ctor_get(x_13, 1);
-lean_inc(x_38);
-lean_inc(x_37);
-lean_dec(x_13);
-x_39 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_39, 0, x_37);
-lean_ctor_set(x_39, 1, x_38);
-return x_39;
-}
-}
-}
-else
-{
-uint8_t x_40; 
-lean_dec(x_7);
-lean_dec(x_4);
-x_40 = !lean_is_exclusive(x_9);
-if (x_40 == 0)
-{
-return x_9;
-}
-else
-{
-lean_object* x_41; lean_object* x_42; lean_object* x_43; 
-x_41 = lean_ctor_get(x_9, 0);
-x_42 = lean_ctor_get(x_9, 1);
-lean_inc(x_42);
-lean_inc(x_41);
-lean_dec(x_9);
-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_4);
-x_44 = !lean_is_exclusive(x_6);
-if (x_44 == 0)
-{
-return x_6;
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; 
-x_45 = lean_ctor_get(x_6, 0);
-x_46 = lean_ctor_get(x_6, 1);
-lean_inc(x_46);
-lean_inc(x_45);
-lean_dec(x_6);
-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;
-}
-}
-}
-else
-{
-uint8_t x_48; 
-x_48 = !lean_is_exclusive(x_3);
-if (x_48 == 0)
-{
-return x_3;
-}
-else
-{
-lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_49 = lean_ctor_get(x_3, 0);
-x_50 = lean_ctor_get(x_3, 1);
-lean_inc(x_50);
-lean_inc(x_49);
-lean_dec(x_3);
-x_51 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_51, 0, x_49);
-lean_ctor_set(x_51, 1, x_50);
-return x_51;
-}
-}
-}
-}
-lean_object* initialize_Init(lean_object*);
-lean_object* initialize_Init_System_IO(lean_object*);
-lean_object* initialize_Lean_Server(lean_object*);
-static bool _G_initialized = false;
-lean_object* initialize_Lean_Server_ServerBin(lean_object* w) {
-lean_object * res;
-if (_G_initialized) return lean_io_result_mk_ok(lean_box(0));
-_G_initialized = true;
-res = initialize_Init(lean_io_mk_world());
-if (lean_io_result_is_error(res)) return res;
-lean_dec_ref(res);
-res = initialize_Init_System_IO(lean_io_mk_world());
-if (lean_io_result_is_error(res)) return res;
-lean_dec_ref(res);
-res = initialize_Lean_Server(lean_io_mk_world());
-if (lean_io_result_is_error(res)) return res;
-lean_dec_ref(res);
-l_main___boxed__const__1 = _init_l_main___boxed__const__1();
-lean_mark_persistent(l_main___boxed__const__1);
-return lean_io_result_mk_ok(lean_box(0));
-}
-void lean_initialize();
-
-  #if defined(WIN32) || defined(_WIN32)
-  #include <windows.h>
-  #endif
-
-  int main(int argc, char ** argv) {
-  #if defined(WIN32) || defined(_WIN32)
-  SetErrorMode(SEM_FAILCRITICALERRORS);
-  #endif
-  lean_object* in; lean_object* res;
-lean_initialize();
-res = initialize_Lean_Server_ServerBin(lean_io_mk_world());
-lean_io_mark_end_initialization();
-if (lean_io_result_is_ok(res)) {
-lean_dec_ref(res);
-lean_init_task_manager();
-in = lean_box(0);
-int i = argc;
-while (i > 1) {
- lean_object* n;
- i--;
- n = lean_alloc_ctor(1,2,0); lean_ctor_set(n, 0, lean_mk_string(argv[i])); lean_ctor_set(n, 1, in);
- in = n;
-}
-res = _lean_main(in, lean_io_mk_world());
-}
-if (lean_io_result_is_ok(res)) {
-  int ret = lean_unbox(lean_io_result_get_value(res));
-  lean_dec_ref(res);
-  return ret;
-} else {
-  lean_io_result_show_error(res);
-  lean_dec_ref(res);
-  return 1;
-}
-}
-#ifdef __cplusplus
-}
-#endif
--- a/stage0/stdlib/Lean/Syntax.c
+++ b/stage0/stdlib/Lean/Syntax.c
@ -204,6 +204,7 @@ lean_object* l_Lean_Syntax_isMissing_match__1___rarg(lean_object*, lean_object*,
 uint8_t l_Lean_Syntax_isMissing(lean_object*);
 lean_object* l_Lean_Syntax_replaceM___at_Lean_Syntax_updateLeading___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_SyntaxNode_getNumArgs(lean_object*);
+lean_object* l_Lean_Syntax_isAntiquotSplice___boxed(lean_object*);
 lean_object* l_Lean_Syntax_instToStringSyntax___closed__1;
 lean_object* l_String_posOfAux(lean_object*, uint32_t, lean_object*, lean_object*);
 lean_object* l___private_Lean_Syntax_0__Lean_Syntax_formatInfo_match__2___rarg(lean_object*, lean_object*, lean_object*);
@ -241,6 +242,7 @@ lean_object* l_Lean_mkSimpleAtom(lean_object*);
 lean_object* l___private_Lean_Syntax_0__Lean_Syntax_formatInfo_match__3(lean_object*);
 lean_object* l___private_Lean_Syntax_0__Lean_Syntax_formatInfo(uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goDown___rarg___lambda__1(lean_object*, lean_object*);
+uint8_t l_Lean_Syntax_isNone(lean_object*);
 lean_object* l_List_beq___at_Lean_Syntax_structEq___spec__3___boxed(lean_object*, lean_object*);
 extern lean_object* l_Lean_mkOptionalNode___closed__1;
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___rarg___lambda__1(lean_object*);
@ -285,6 +287,7 @@ uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goLeft(lean_object*);
 lean_object* l_Lean_Syntax_reprint_match__1(lean_object*);
+uint8_t l_Lean_Syntax_isAntiquotSplice(lean_object*);
 lean_object* l_Lean_SourceInfo_updateTrailing(lean_object* x_1, lean_object* x_2) {
 _start:
 {
@ -599,6 +602,37 @@ x_3 = lean_box(x_2);
 return x_3;
 }
 }
+uint8_t l_Lean_Syntax_isAntiquotSplice(lean_object* x_1) {
+_start:
+{
+uint8_t x_2; lean_object* x_3; lean_object* x_4; uint8_t x_5; 
+x_2 = l_Lean_Syntax_isAntiquot(x_1);
+x_3 = lean_unsigned_to_nat(4u);
+x_4 = l_Lean_Syntax_getArg(x_1, x_3);
+x_5 = l_Lean_Syntax_isNone(x_4);
+lean_dec(x_4);
+if (x_5 == 0)
+{
+return x_2;
+}
+else
+{
+uint8_t x_6; 
+x_6 = 0;
+return x_6;
+}
+}
+}
+lean_object* l_Lean_Syntax_isAntiquotSplice___boxed(lean_object* x_1) {
+_start:
+{
+uint8_t x_2; lean_object* x_3; 
+x_2 = l_Lean_Syntax_isAntiquotSplice(x_1);
+lean_dec(x_1);
+x_3 = lean_box(x_2);
+return x_3;
+}
+}
 lean_object* l_Lean_unreachIsNodeMissing(lean_object* x_1, lean_object* x_2) {
 _start:
 {
@ -1033,7 +1067,7 @@ _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_Syntax_getAtomVal_x21___closed__1;
 x_2 = l_Lean_Syntax_getAtomVal_x21___closed__2;
-x_3 = lean_unsigned_to_nat(80u);
+x_3 = lean_unsigned_to_nat(84u);
 x_4 = lean_unsigned_to_nat(18u);
 x_5 = l_Lean_Syntax_getAtomVal_x21___closed__3;
 x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);