diff --git a/stage0/src/Lean/Elab/Match.lean b/stage0/src/Lean/Elab/Match.lean
index 3ffd894e99..15be12da92 100644
--- a/stage0/src/Lean/Elab/Match.lean
+++ b/stage0/src/Lean/Elab/Match.lean
@@ -707,6 +707,20 @@ def reportMatcherResultErrors (altLHSS : List AltLHS) (result : MatcherResult) :
           logError "redundant alternative"
       i := i + 1
 
+/--
+  If `altLHSS + rhss` is encoding `| PUnit.unit => rhs[0]`, return `rhs[0]`
+  Otherwise, return none.
+-/
+private def isMatchUnit? (altLHSS : List Match.AltLHS) (rhss : Array Expr) : MetaM (Option Expr) := do
+  assert! altLHSS.length == rhss.size
+  match altLHSS with
+  | [ { fvarDecls := [], patterns := [ Pattern.ctor `PUnit.unit .. ], .. } ] =>
+    /- Recall that for alternatives of the form `| PUnit.unit => rhs`, `rhss[0]` is of the form `fun _ : Unit => b`. -/
+    match rhss[0] with
+    | Expr.lam _ _ b _ => return if b.hasLooseBVars then none else b
+    | _ => return none
+  | _ => return none
+
 private def elabMatchAux (discrStxs : Array Syntax) (altViews : Array MatchAltView) (matchOptType : Syntax) (expectedType : Expr)
     : TermElabM Expr := do
   let (discrs, matchType, altLHSS, rhss) ← commitIfDidNotPostpone do
@@ -767,16 +781,19 @@ private def elabMatchAux (discrStxs : Array Syntax) (altViews : Array MatchAltVi
               throwMVarError m!"invalid match-expression, pattern contains metavariables{indentExpr (← p.toExpr)}"
         pure altLHS
     return (discrs, matchType, altLHSS, rhss)
-  let numDiscrs := discrs.size
-  let matcherName ← mkAuxName `match
-  let matcherResult ← mkMatcher matcherName matchType numDiscrs altLHSS
-  let motive ← forallBoundedTelescope matchType numDiscrs fun xs matchType => mkLambdaFVars xs matchType
-  reportMatcherResultErrors altLHSS matcherResult
-  let r := mkApp matcherResult.matcher motive
-  let r := mkAppN r discrs
-  let r := mkAppN r rhss
-  trace[Elab.match]! "result: {r}"
-  return r
+  if let some r ← isMatchUnit? altLHSS rhss then
+    return r
+  else
+    let numDiscrs := discrs.size
+    let matcherName ← mkAuxName `match
+    let matcherResult ← mkMatcher matcherName matchType numDiscrs altLHSS
+    let motive ← forallBoundedTelescope matchType numDiscrs fun xs matchType => mkLambdaFVars xs matchType
+    reportMatcherResultErrors altLHSS matcherResult
+    let r := mkApp matcherResult.matcher motive
+    let r := mkAppN r discrs
+    let r := mkAppN r rhss
+    trace[Elab.match]! "result: {r}"
+    return r
 
 private def getDiscrs (matchStx : Syntax) : Array Syntax :=
   matchStx[1].getSepArgs
diff --git a/stage0/stdlib/Lean/Elab/Do.c b/stage0/stdlib/Lean/Elab/Do.c
index 85ac257133..ac32d3ba19 100644
--- a/stage0/stdlib/Lean/Elab/Do.c
+++ b/stage0/stdlib/Lean/Elab/Do.c
@@ -322,7 +322,6 @@ lean_object* l_Lean_Elab_Term_Do_ToCodeBlock_doForToCode___closed__20;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_expandDoIf_x3f_match__12(lean_object*);
 lean_object* l_Array_filterMapM___at_Lean_Elab_Term_Do_getPatternVarNames___spec__1___lambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getMainModule___rarg(lean_object*, lean_object*);
-lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6;
 uint8_t l_USize_decLt(size_t, size_t);
 extern lean_object* l_Lean_Option_myMacro____x40_Lean_Data_Options___hyg_826____closed__9;
 extern lean_object* l_Lean_Parser_Term_liftMethod___elambda__1___closed__1;
@@ -685,6 +684,7 @@ lean_object* l_Lean_Elab_Term_Do_hasExitPointPred_loop(lean_object*, lean_object
 lean_object* l_Lean_Elab_Term_Do_getDoReassignVars___closed__3;
 extern lean_object* l_instMonadEST___closed__1;
 lean_object* l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_expandDoIf_x3f_match__3___rarg(lean_object*, lean_object*);
+extern lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_ToCodeBlock_expandLiftMethodAux___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Term_doCatchMatch___elambda__1___closed__2;
 extern lean_object* l_myMacro____x40_Init_NotationExtra___hyg_5177____closed__4;
@@ -12976,27 +12976,19 @@ return x_80;
 static lean_object* _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__1() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("PUnit");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_2 = lean_string_utf8_byte_size(x_1);
+return x_2;
 }
 }
 static lean_object* _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__1;
-x_2 = lean_string_utf8_byte_size(x_1);
-return x_2;
-}
-}
-static lean_object* _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__1;
+x_1 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
 x_2 = lean_unsigned_to_nat(0u);
-x_3 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
+x_3 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__1;
 x_4 = lean_alloc_ctor(0, 3, 0);
 lean_ctor_set(x_4, 0, x_1);
 lean_ctor_set(x_4, 1, x_2);
@@ -13004,13 +12996,25 @@ lean_ctor_set(x_4, 2, x_3);
 return x_4;
 }
 }
+static lean_object* _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
 static lean_object* _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__1;
-x_3 = lean_name_mk_string(x_1, x_2);
+x_2 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___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;
 }
 }
@@ -13020,18 +13024,6 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
 x_2 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
-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_Do_0__Lean_Elab_Term_Do_mkUnit___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_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -13085,10 +13077,10 @@ x_24 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_24, 0, x_5);
 lean_ctor_set(x_24, 1, x_23);
 x_25 = lean_array_push(x_10, x_24);
-x_26 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_26 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 x_27 = l_Lean_addMacroScope(x_7, x_26, x_6);
-x_28 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
-x_29 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6;
+x_28 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
+x_29 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5;
 lean_inc(x_5);
 x_30 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_30, 0, x_5);
@@ -13167,10 +13159,10 @@ x_65 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_65, 0, x_45);
 lean_ctor_set(x_65, 1, x_64);
 x_66 = lean_array_push(x_51, x_65);
-x_67 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_67 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 x_68 = l_Lean_addMacroScope(x_48, x_67, x_47);
-x_69 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
-x_70 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6;
+x_69 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
+x_70 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5;
 lean_inc(x_45);
 x_71 = lean_alloc_ctor(3, 4, 0);
 lean_ctor_set(x_71, 0, x_45);
@@ -13268,7 +13260,7 @@ static lean_object* _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkPureUn
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_1 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 x_2 = l_Lean_instToExprUnit___lambda__1___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
@@ -27298,7 +27290,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_2 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___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);
@@ -28042,11 +28034,11 @@ x_262 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_262, 0, x_240);
 lean_ctor_set(x_262, 1, x_261);
 x_263 = lean_array_push(x_246, x_262);
-x_264 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_264 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_4);
 lean_inc(x_6);
 x_265 = l_Lean_addMacroScope(x_6, x_264, x_4);
-x_266 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
+x_266 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 x_267 = l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTerm___closed__4;
 lean_inc(x_240);
 x_268 = lean_alloc_ctor(3, 4, 0);
@@ -28216,11 +28208,11 @@ x_350 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_350, 0, x_327);
 lean_ctor_set(x_350, 1, x_349);
 x_351 = lean_array_push(x_334, x_350);
-x_352 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_352 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_4);
 lean_inc(x_6);
 x_353 = l_Lean_addMacroScope(x_6, x_352, x_4);
-x_354 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
+x_354 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 x_355 = l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTerm___closed__4;
 lean_inc(x_327);
 x_356 = lean_alloc_ctor(3, 4, 0);
@@ -28401,11 +28393,11 @@ x_442 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_442, 0, x_420);
 lean_ctor_set(x_442, 1, x_441);
 x_443 = lean_array_push(x_426, x_442);
-x_444 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_444 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_4);
 lean_inc(x_6);
 x_445 = l_Lean_addMacroScope(x_6, x_444, x_4);
-x_446 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
+x_446 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 x_447 = l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTerm___closed__4;
 lean_inc(x_420);
 x_448 = lean_alloc_ctor(3, 4, 0);
@@ -28621,11 +28613,11 @@ x_552 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_552, 0, x_529);
 lean_ctor_set(x_552, 1, x_551);
 x_553 = lean_array_push(x_536, x_552);
-x_554 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_554 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_4);
 lean_inc(x_6);
 x_555 = l_Lean_addMacroScope(x_6, x_554, x_4);
-x_556 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
+x_556 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 x_557 = l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTerm___closed__4;
 lean_inc(x_529);
 x_558 = lean_alloc_ctor(3, 4, 0);
@@ -30063,11 +30055,11 @@ x_1227 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_1227, 0, x_1203);
 lean_ctor_set(x_1227, 1, x_1226);
 x_1228 = lean_array_push(x_1211, x_1227);
-x_1229 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_1229 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_4);
 lean_inc(x_1112);
 x_1230 = l_Lean_addMacroScope(x_1112, x_1229, x_4);
-x_1231 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
+x_1231 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 x_1232 = l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTerm___closed__4;
 lean_inc(x_1203);
 x_1233 = lean_alloc_ctor(3, 4, 0);
@@ -30258,11 +30250,11 @@ x_1320 = lean_alloc_ctor(2, 2, 0);
 lean_ctor_set(x_1320, 0, x_1296);
 lean_ctor_set(x_1320, 1, x_1319);
 x_1321 = lean_array_push(x_1304, x_1320);
-x_1322 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_1322 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_4);
 lean_inc(x_1112);
 x_1323 = l_Lean_addMacroScope(x_1112, x_1322, x_4);
-x_1324 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
+x_1324 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
 x_1325 = l_Lean_Elab_Term_Do_ToTerm_actionTerminalToTerm___closed__4;
 lean_inc(x_1296);
 x_1326 = lean_alloc_ctor(3, 4, 0);
@@ -31124,12 +31116,12 @@ x_34 = lean_ctor_get(x_3, 0);
 lean_inc(x_34);
 lean_dec(x_3);
 x_35 = lean_array_push(x_28, x_34);
-x_36 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_36 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_5);
 lean_inc(x_11);
 x_37 = l_Lean_addMacroScope(x_11, x_36, x_5);
-x_38 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
-x_39 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6;
+x_38 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
+x_39 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5;
 lean_inc(x_37);
 lean_inc(x_24);
 x_40 = lean_alloc_ctor(3, 4, 0);
@@ -31651,12 +31643,12 @@ x_268 = lean_ctor_get(x_3, 0);
 lean_inc(x_268);
 lean_dec(x_3);
 x_269 = lean_array_push(x_262, x_268);
-x_270 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4;
+x_270 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
 lean_inc(x_5);
 lean_inc(x_245);
 x_271 = l_Lean_addMacroScope(x_245, x_270, x_5);
-x_272 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__3;
-x_273 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6;
+x_272 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__2;
+x_273 = l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5;
 lean_inc(x_271);
 lean_inc(x_258);
 x_274 = lean_alloc_ctor(3, 4, 0);
@@ -64107,8 +64099,6 @@ l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4 = _init_l___pri
 lean_mark_persistent(l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__4);
 l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5 = _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5();
 lean_mark_persistent(l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__5);
-l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6 = _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6();
-lean_mark_persistent(l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkUnit___closed__6);
 l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkPureUnit___closed__1 = _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkPureUnit___closed__1();
 lean_mark_persistent(l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkPureUnit___closed__1);
 l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkPureUnit___closed__2 = _init_l___private_Lean_Elab_Do_0__Lean_Elab_Term_Do_mkPureUnit___closed__2();
diff --git a/stage0/stdlib/Lean/Elab/Match.c b/stage0/stdlib/Lean/Elab/Match.c
index 1ecf3ad00b..4ffc1559a5 100644
--- a/stage0/stdlib/Lean/Elab/Match.c
+++ b/stage0/stdlib/Lean/Elab/Match.c
@@ -30,6 +30,7 @@ lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Term_elabForall__
 lean_object* l_Lean_Elab_Term_elabMatch_elabMatchDefault___lambda__2___boxed(lean_object*);
 size_t l_USize_add(size_t, size_t);
 extern lean_object* l_Lean_Name_getString_x21___closed__3;
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__2;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_pushNewArg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_14424____closed__12;
 lean_object* l_Lean_Elab_Term_withDepElimPatterns___rarg___lambda__1___boxed(lean_object*, lean_object*);
@@ -120,6 +121,7 @@ lean_object* l_Lean_Elab_Term_expandMacrosInPatterns___boxed__const__1;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorAppAux_match__3(lean_object*);
 extern lean_object* l_Lean_Elab_initFn____x40_Lean_Elab_Util___hyg_1077____closed__1;
 extern lean_object* l_Lean_identKind___closed__2;
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__1;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_withDepElimPatterns(lean_object*);
 lean_object* l_Lean_MonadRef_mkInfoFromRefPos___at_Lean_Elab_Term_CollectPatternVars_collect___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
@@ -143,6 +145,7 @@ lean_object* lean_environment_find(lean_object*, lean_object*);
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_14424____closed__11;
 uint8_t l_Array_anyMUnsafe___at_Array_any___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_checkTraceOption(lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__1___rarg(lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Meta_ExprDefEq_0__Lean_Meta_checkTypesAndAssign___closed__7;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_nameToPattern___closed__8;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processVar___lambda__3___closed__3;
@@ -186,6 +189,7 @@ lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_tryPostponeIfDiscrTypeIsMVar_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_forallBoundedTelescope___at___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_getNumExplicitCtorParams___spec__2(lean_object*);
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__3;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___lambda__2___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_Lean_Elab_Term_CollectPatternVars_collect___spec__4(size_t, size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_string_append(lean_object*, lean_object*);
@@ -197,6 +201,7 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_waitExpectedType_matc
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processVar___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MessageData_ofList(lean_object*);
 lean_object* l_Lean_Elab_Term_ToDepElimPattern_main___closed__1;
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___boxed(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__3;
 lean_object* l_List_map___at_Lean_Elab_Term_elabMatchAltView___spec__2(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processId_match__1(lean_object*);
@@ -252,6 +257,7 @@ lean_object* l_Lean_Name_toStringWithSep(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_CtorApp_Context_newArgs___default;
 lean_object* l_Lean_Meta_mkEqRefl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_expandSimpleMatch(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_isMatchUnit_x3f(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_match__1(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_nameToPattern___closed__13;
 lean_object* l_Array_anyMUnsafe_any___at___private_Lean_Elab_Match_0__Lean_Elab_Term_expandNonAtomicDiscrs_x3f___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*);
@@ -264,6 +270,7 @@ lean_object* l_Lean_Elab_Term_elabMatch_elabMatchDefault___lambda__1___boxed(lea
 extern lean_object* l_myMacro____x40_Init_Notation___hyg_13855____closed__9;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_CollectPatternVars_main___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*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorApp___lambda__2(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_instToExprUnit___lambda__1___closed__1;
 lean_object* l_Lean_mkAppN(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_throwInvalidPattern___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__9___rarg(lean_object*);
@@ -345,6 +352,7 @@ lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_CtorApp_processCtorApp_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Pattern_toExpr_visit(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_nameToPattern___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax___closed__1;
 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*);
@@ -386,6 +394,7 @@ extern lean_object* l_myMacro____x40_Init_Notation___hyg_12938____closed__10;
 lean_object* l_Lean_Meta_instantiateLocalDeclMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkMatcher(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_CollectPatternVars_CtorApp_processCtorAppAux_match__3___rarg(lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processId_match__2(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_nameToPattern_match__1(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_isDone___boxed(lean_object*);
@@ -415,6 +424,7 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_getMatchOptType(lean_
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_throwInvalidPattern___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_addMacroStack___at_Lean_Elab_Term_instAddErrorMessageContextTermElabM___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_addTrace___at_Lean_Elab_Term_CollectPatternVars_main___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___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwErrorAt___at_Lean_Elab_Term_quoteAutoTactic___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getHead_x3f_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_throwInvalidPattern___rarg___closed__1;
@@ -455,6 +465,8 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_alre
 lean_object* l_Lean_Elab_Term_resolveId_x3f(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_tryPostponeIfDiscrTypeIsMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Std_Range_myMacro____x40_Init_Data_Range___hyg_276____closed__2;
+extern lean_object* l_Lean_instInhabitedExpr;
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
 lean_object* l_Lean_Elab_Term_expandApp(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabInaccessible(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType_match__1(lean_object*);
@@ -484,6 +496,7 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_expandNonAtomicDiscrs
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_mkUserNameFor_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_inaccessible_x3f(lean_object*);
 lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_1486____closed__2;
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__1(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_ToDepElimPattern_throwInvalidPattern___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 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_CollectPatternVars_CtorApp_processCtorApp_match__3(lean_object*);
@@ -659,6 +672,7 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isPatternVar_match__2
 lean_object* l___regBuiltin_Lean_Elab_Term_elabMatch___closed__1;
 extern lean_object* l___private_Lean_Meta_ExprDefEq_0__Lean_Meta_checkTypesAndAssign___closed__8;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___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_Match_0__Lean_Elab_Term_elabMatchAux_match__5(lean_object*);
 extern lean_object* l_Lean_initFn____x40_Lean_Parser_Extra___hyg_938____closed__7;
 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_Elab_Term_tryPostponeIfMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -707,6 +721,7 @@ lean_object* l_Lean_throwError___at___private_Lean_Elab_Match_0__Lean_Elab_Term_
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isPatternVar_match__3(lean_object*);
 lean_object* l_Lean_mkFreshId___at___private_Lean_Elab_Binders_0__Lean_Elab_Term_FunBinders_elabFunBinderViews___spec__1___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isAuxDiscrName___closed__1;
+uint8_t l_Lean_Expr_hasLooseBVars(lean_object*);
 lean_object* l_Lean_Elab_Term_elabMatch_elabMatchDefault___closed__4;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_mkMVarSyntax___rarg___boxed(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType_match__2___rarg(lean_object*, lean_object*);
@@ -764,6 +779,7 @@ lean_object* l_Lean_Elab_Term_finalizePatternDecls_match__1(lean_object*);
 lean_object* l_Lean_Expr_getAppFn(lean_object*);
 lean_object* l_Lean_Elab_Term_instInhabitedMatchAltView;
 lean_object* l_Lean_Elab_Term_elabMatchAltView___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*);
+extern lean_object* l_Lean_Expr_instantiateBetaRevRange___closed__1;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withPatternVars(lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_throwCtorExpected___rarg___closed__2;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processVar___lambda__2___closed__3;
@@ -781,6 +797,7 @@ lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*);
 uint8_t l_List_isEmpty___rarg(lean_object*);
 lean_object* l_Lean_Elab_Term_ToDepElimPattern_main___lambda__1___boxed__const__1;
 lean_object* l_Array_foldlMUnsafe_fold___at___private_Lean_Elab_Match_0__Lean_Elab_Term_withPatternVars_loop___spec__3(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_List_lengthAux___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withElaboratedLHS___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*);
 lean_object* l_Lean_Meta_forallBoundedTelescope___at___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_getNumExplicitCtorParams___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* l_Lean_Elab_Term_match_ignoreUnusedAlts;
@@ -797,6 +814,7 @@ lean_object* l_Array_mapMUnsafe_map___at_Lean_Elab_Term_ToDepElimPattern_main___
 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*);
 extern lean_object* l_Lean_Meta_substCore___lambda__1___closed__3;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withElaboratedLHS_match__1(lean_object*);
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__5___rarg(lean_object*, lean_object*);
 lean_object* l_Array_mapMUnsafe_map___at___private_Lean_Elab_Match_0__Lean_Elab_Term_getMatchAlts___spec__1(lean_object*, size_t, size_t, lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__3;
 lean_object* l_Lean_throwErrorAt___at___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_processVar___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -805,7 +823,7 @@ 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___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4___rarg(lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4___rarg(lean_object*, lean_object*, lean_object*);
 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*);
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_CollectPatternVars_CtorApp_finalize___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -827,14 +845,15 @@ lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__3
 lean_object* l_Lean_Elab_Term_isLocalIdent_x3f(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___lambda__1___closed__1;
 lean_object* l_Array_mapMUnsafe_map___at_Lean_Meta_Closure_mkBinding___spec__1(size_t, size_t, lean_object*);
+lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_8715_(lean_object*);
 lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_1486_(lean_object*);
-lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_8492_(lean_object*);
 lean_object* l_Lean_Elab_Term_CollectPatternVars_CtorApp_Context_paramDeclIdx___default;
 lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_5990_(lean_object*);
 lean_object* l_Lean_mkConst(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_reportMatcherResultErrors___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkSimpleThunk(lean_object*);
 lean_object* l_Lean_Meta_Match_counterExamplesToMessageData(lean_object*);
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__4;
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__14;
 lean_object* l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType___spec__1___lambda__1___closed__3;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_withElaboratedLHS___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*);
@@ -873,6 +892,7 @@ lean_object* l_Lean_throwError___at_Lean_Elab_Term_CollectPatternVars_CtorApp_pr
 lean_object* l_Lean_Elab_Term_CollectPatternVars_collect___closed__1;
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__2___rarg(lean_object*);
 lean_object* l_Lean_Elab_getBetterRef(lean_object*, lean_object*);
+uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_mkLit(lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_reportMatcherResultErrors___closed__1;
@@ -23059,6 +23079,1611 @@ lean_dec(x_1);
 return x_10;
 }
 }
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_1) == 6)
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; uint64_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_3);
+x_4 = lean_ctor_get(x_1, 0);
+lean_inc(x_4);
+x_5 = lean_ctor_get(x_1, 1);
+lean_inc(x_5);
+x_6 = lean_ctor_get(x_1, 2);
+lean_inc(x_6);
+x_7 = lean_ctor_get_uint64(x_1, sizeof(void*)*3);
+lean_dec(x_1);
+x_8 = lean_box_uint64(x_7);
+x_9 = lean_apply_4(x_2, x_4, x_5, x_6, x_8);
+return x_9;
+}
+else
+{
+lean_object* x_10; 
+lean_dec(x_2);
+x_10 = lean_apply_1(x_3, x_1);
+return x_10;
+}
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__1___rarg), 3, 0);
+return x_2;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("PUnit");
+return x_1;
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_4; 
+lean_dec(x_2);
+x_4 = lean_apply_1(x_3, x_1);
+return x_4;
+}
+else
+{
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+x_5 = lean_ctor_get(x_1, 0);
+lean_inc(x_5);
+x_6 = lean_ctor_get(x_5, 1);
+lean_inc(x_6);
+if (lean_obj_tag(x_6) == 0)
+{
+lean_object* x_7; 
+x_7 = lean_ctor_get(x_5, 2);
+lean_inc(x_7);
+if (lean_obj_tag(x_7) == 0)
+{
+lean_object* x_8; 
+lean_dec(x_5);
+lean_dec(x_2);
+x_8 = lean_apply_1(x_3, x_1);
+return x_8;
+}
+else
+{
+lean_object* x_9; 
+x_9 = lean_ctor_get(x_7, 0);
+lean_inc(x_9);
+if (lean_obj_tag(x_9) == 2)
+{
+lean_object* x_10; 
+x_10 = lean_ctor_get(x_9, 0);
+lean_inc(x_10);
+if (lean_obj_tag(x_10) == 1)
+{
+lean_object* x_11; 
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+if (lean_obj_tag(x_11) == 1)
+{
+lean_object* x_12; 
+x_12 = lean_ctor_get(x_11, 0);
+lean_inc(x_12);
+if (lean_obj_tag(x_12) == 0)
+{
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+x_13 = lean_ctor_get(x_1, 1);
+lean_inc(x_13);
+x_14 = !lean_is_exclusive(x_5);
+if (x_14 == 0)
+{
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+x_15 = lean_ctor_get(x_5, 0);
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+x_17 = lean_ctor_get(x_5, 1);
+lean_dec(x_17);
+x_18 = !lean_is_exclusive(x_7);
+if (x_18 == 0)
+{
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+x_19 = lean_ctor_get(x_7, 1);
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+if (x_21 == 0)
+{
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+x_22 = lean_ctor_get(x_9, 1);
+x_23 = lean_ctor_get(x_9, 2);
+x_24 = lean_ctor_get(x_9, 3);
+x_25 = lean_ctor_get(x_9, 0);
+lean_dec(x_25);
+x_26 = !lean_is_exclusive(x_10);
+if (x_26 == 0)
+{
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+x_27 = lean_ctor_get(x_10, 1);
+x_28 = lean_ctor_get_usize(x_10, 2);
+x_29 = lean_ctor_get(x_10, 0);
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+x_30 = !lean_is_exclusive(x_11);
+if (x_30 == 0)
+{
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+x_31 = lean_ctor_get(x_11, 1);
+x_32 = lean_ctor_get_usize(x_11, 2);
+x_33 = lean_ctor_get(x_11, 0);
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+lean_dec(x_31);
+if (x_35 == 0)
+{
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+lean_free_object(x_11);
+lean_free_object(x_10);
+lean_dec(x_27);
+lean_free_object(x_9);
+lean_dec(x_24);
+lean_dec(x_23);
+lean_dec(x_22);
+lean_free_object(x_7);
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+lean_free_object(x_5);
+lean_dec(x_15);
+lean_dec(x_13);
+lean_dec(x_2);
+x_36 = lean_apply_1(x_3, x_1);
+return x_36;
+}
+else
+{
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+x_37 = !lean_is_exclusive(x_1);
+if (x_37 == 0)
+{
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+x_38 = lean_ctor_get(x_1, 1);
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+x_41 = lean_string_dec_eq(x_27, x_40);
+if (x_41 == 0)
+{
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+lean_dec(x_2);
+lean_ctor_set(x_11, 1, x_34);
+x_42 = lean_apply_1(x_3, x_1);
+return x_42;
+}
+else
+{
+lean_dec(x_27);
+if (lean_obj_tag(x_19) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_43; lean_object* x_44; lean_object* x_45; 
+lean_free_object(x_1);
+lean_free_object(x_11);
+lean_free_object(x_10);
+lean_free_object(x_9);
+lean_free_object(x_7);
+lean_free_object(x_5);
+lean_dec(x_3);
+x_43 = lean_box_usize(x_32);
+x_44 = lean_box_usize(x_28);
+x_45 = lean_apply_6(x_2, x_22, x_23, x_24, x_15, x_43, x_44);
+return x_45;
+}
+else
+{
+lean_object* x_46; 
+lean_dec(x_2);
+lean_ctor_set(x_11, 1, x_34);
+lean_ctor_set(x_10, 1, x_40);
+x_46 = lean_apply_1(x_3, x_1);
+return x_46;
+}
+}
+else
+{
+lean_object* x_47; 
+lean_dec(x_2);
+lean_ctor_set(x_11, 1, x_34);
+lean_ctor_set(x_10, 1, x_40);
+x_47 = lean_apply_1(x_3, x_1);
+return x_47;
+}
+}
+}
+else
+{
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+lean_dec(x_1);
+x_48 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_49 = lean_string_dec_eq(x_27, x_48);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; 
+lean_dec(x_2);
+lean_ctor_set(x_11, 1, x_34);
+x_50 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_50, 0, x_5);
+lean_ctor_set(x_50, 1, x_13);
+x_51 = lean_apply_1(x_3, x_50);
+return x_51;
+}
+else
+{
+lean_dec(x_27);
+if (lean_obj_tag(x_19) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; 
+lean_free_object(x_11);
+lean_free_object(x_10);
+lean_free_object(x_9);
+lean_free_object(x_7);
+lean_free_object(x_5);
+lean_dec(x_3);
+x_52 = lean_box_usize(x_32);
+x_53 = lean_box_usize(x_28);
+x_54 = lean_apply_6(x_2, x_22, x_23, x_24, x_15, x_52, x_53);
+return x_54;
+}
+else
+{
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+lean_dec(x_2);
+lean_ctor_set(x_11, 1, x_34);
+lean_ctor_set(x_10, 1, x_48);
+x_55 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_55, 0, x_5);
+lean_ctor_set(x_55, 1, x_13);
+x_56 = lean_apply_1(x_3, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; lean_object* x_58; 
+lean_dec(x_2);
+lean_ctor_set(x_11, 1, x_34);
+lean_ctor_set(x_10, 1, x_48);
+x_57 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_57, 0, x_5);
+lean_ctor_set(x_57, 1, x_13);
+x_58 = lean_apply_1(x_3, x_57);
+return x_58;
+}
+}
+}
+}
+}
+else
+{
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+x_59 = lean_ctor_get(x_11, 1);
+x_60 = lean_ctor_get_usize(x_11, 2);
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+x_62 = lean_string_dec_eq(x_59, x_61);
+lean_dec(x_59);
+if (x_62 == 0)
+{
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+lean_free_object(x_10);
+lean_dec(x_27);
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+lean_dec(x_19);
+lean_free_object(x_5);
+lean_dec(x_15);
+lean_dec(x_13);
+lean_dec(x_2);
+x_63 = lean_apply_1(x_3, x_1);
+return x_63;
+}
+else
+{
+lean_object* x_64; lean_object* x_65; uint8_t x_66; 
+if (lean_is_exclusive(x_1)) {
+ lean_ctor_release(x_1, 0);
+ lean_ctor_release(x_1, 1);
+ x_64 = x_1;
+} else {
+ lean_dec_ref(x_1);
+ x_64 = lean_box(0);
+}
+x_65 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_66 = lean_string_dec_eq(x_27, x_65);
+if (x_66 == 0)
+{
+lean_object* x_67; lean_object* x_68; lean_object* x_69; 
+lean_dec(x_2);
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+lean_ctor_set(x_67, 0, x_12);
+lean_ctor_set(x_67, 1, x_61);
+lean_ctor_set_usize(x_67, 2, x_60);
+lean_ctor_set(x_10, 0, x_67);
+if (lean_is_scalar(x_64)) {
+ x_68 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_68 = x_64;
+}
+lean_ctor_set(x_68, 0, x_5);
+lean_ctor_set(x_68, 1, x_13);
+x_69 = lean_apply_1(x_3, x_68);
+return x_69;
+}
+else
+{
+lean_dec(x_27);
+if (lean_obj_tag(x_19) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; 
+lean_dec(x_64);
+lean_free_object(x_10);
+lean_free_object(x_9);
+lean_free_object(x_7);
+lean_free_object(x_5);
+lean_dec(x_3);
+x_70 = lean_box_usize(x_60);
+x_71 = lean_box_usize(x_28);
+x_72 = lean_apply_6(x_2, x_22, x_23, x_24, x_15, x_70, x_71);
+return x_72;
+}
+else
+{
+lean_object* x_73; lean_object* x_74; lean_object* x_75; 
+lean_dec(x_2);
+x_73 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+lean_ctor_set(x_73, 0, x_12);
+lean_ctor_set(x_73, 1, x_61);
+lean_ctor_set_usize(x_73, 2, x_60);
+lean_ctor_set(x_10, 1, x_65);
+lean_ctor_set(x_10, 0, x_73);
+if (lean_is_scalar(x_64)) {
+ x_74 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_74 = x_64;
+}
+lean_ctor_set(x_74, 0, x_5);
+lean_ctor_set(x_74, 1, x_13);
+x_75 = lean_apply_1(x_3, x_74);
+return x_75;
+}
+}
+else
+{
+lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+lean_dec(x_2);
+x_76 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+lean_ctor_set(x_76, 0, x_12);
+lean_ctor_set(x_76, 1, x_61);
+lean_ctor_set_usize(x_76, 2, x_60);
+lean_ctor_set(x_10, 1, x_65);
+lean_ctor_set(x_10, 0, x_76);
+if (lean_is_scalar(x_64)) {
+ x_77 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_77 = x_64;
+}
+lean_ctor_set(x_77, 0, x_5);
+lean_ctor_set(x_77, 1, x_13);
+x_78 = lean_apply_1(x_3, x_77);
+return x_78;
+}
+}
+}
+}
+}
+else
+{
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+x_79 = lean_ctor_get(x_10, 1);
+x_80 = lean_ctor_get_usize(x_10, 2);
+lean_inc(x_79);
+lean_dec(x_10);
+x_81 = lean_ctor_get(x_11, 1);
+lean_inc(x_81);
+x_82 = lean_ctor_get_usize(x_11, 2);
+if (lean_is_exclusive(x_11)) {
+ lean_ctor_release(x_11, 0);
+ lean_ctor_release(x_11, 1);
+ x_83 = x_11;
+} else {
+ lean_dec_ref(x_11);
+ x_83 = lean_box(0);
+}
+x_84 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_85 = lean_string_dec_eq(x_81, x_84);
+lean_dec(x_81);
+if (x_85 == 0)
+{
+lean_object* x_86; 
+lean_dec(x_83);
+lean_dec(x_79);
+lean_free_object(x_9);
+lean_dec(x_24);
+lean_dec(x_23);
+lean_dec(x_22);
+lean_free_object(x_7);
+lean_dec(x_19);
+lean_free_object(x_5);
+lean_dec(x_15);
+lean_dec(x_13);
+lean_dec(x_2);
+x_86 = lean_apply_1(x_3, x_1);
+return x_86;
+}
+else
+{
+lean_object* x_87; lean_object* x_88; uint8_t x_89; 
+if (lean_is_exclusive(x_1)) {
+ lean_ctor_release(x_1, 0);
+ lean_ctor_release(x_1, 1);
+ x_87 = x_1;
+} else {
+ lean_dec_ref(x_1);
+ x_87 = lean_box(0);
+}
+x_88 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_89 = lean_string_dec_eq(x_79, x_88);
+if (x_89 == 0)
+{
+lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; 
+lean_dec(x_2);
+if (lean_is_scalar(x_83)) {
+ x_90 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_90 = x_83;
+}
+lean_ctor_set(x_90, 0, x_12);
+lean_ctor_set(x_90, 1, x_84);
+lean_ctor_set_usize(x_90, 2, x_82);
+x_91 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+lean_ctor_set(x_91, 0, x_90);
+lean_ctor_set(x_91, 1, x_79);
+lean_ctor_set_usize(x_91, 2, x_80);
+lean_ctor_set(x_9, 0, x_91);
+if (lean_is_scalar(x_87)) {
+ x_92 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_92 = x_87;
+}
+lean_ctor_set(x_92, 0, x_5);
+lean_ctor_set(x_92, 1, x_13);
+x_93 = lean_apply_1(x_3, x_92);
+return x_93;
+}
+else
+{
+lean_dec(x_79);
+if (lean_obj_tag(x_19) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_94; lean_object* x_95; lean_object* x_96; 
+lean_dec(x_87);
+lean_dec(x_83);
+lean_free_object(x_9);
+lean_free_object(x_7);
+lean_free_object(x_5);
+lean_dec(x_3);
+x_94 = lean_box_usize(x_82);
+x_95 = lean_box_usize(x_80);
+x_96 = lean_apply_6(x_2, x_22, x_23, x_24, x_15, x_94, x_95);
+return x_96;
+}
+else
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; 
+lean_dec(x_2);
+if (lean_is_scalar(x_83)) {
+ x_97 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_97 = x_83;
+}
+lean_ctor_set(x_97, 0, x_12);
+lean_ctor_set(x_97, 1, x_84);
+lean_ctor_set_usize(x_97, 2, x_82);
+x_98 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+lean_ctor_set(x_98, 0, x_97);
+lean_ctor_set(x_98, 1, x_88);
+lean_ctor_set_usize(x_98, 2, x_80);
+lean_ctor_set(x_9, 0, x_98);
+if (lean_is_scalar(x_87)) {
+ x_99 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_99 = x_87;
+}
+lean_ctor_set(x_99, 0, x_5);
+lean_ctor_set(x_99, 1, x_13);
+x_100 = lean_apply_1(x_3, x_99);
+return x_100;
+}
+}
+else
+{
+lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; 
+lean_dec(x_2);
+if (lean_is_scalar(x_83)) {
+ x_101 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_101 = x_83;
+}
+lean_ctor_set(x_101, 0, x_12);
+lean_ctor_set(x_101, 1, x_84);
+lean_ctor_set_usize(x_101, 2, x_82);
+x_102 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+lean_ctor_set(x_102, 0, x_101);
+lean_ctor_set(x_102, 1, x_88);
+lean_ctor_set_usize(x_102, 2, x_80);
+lean_ctor_set(x_9, 0, x_102);
+if (lean_is_scalar(x_87)) {
+ x_103 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_103 = x_87;
+}
+lean_ctor_set(x_103, 0, x_5);
+lean_ctor_set(x_103, 1, x_13);
+x_104 = lean_apply_1(x_3, x_103);
+return x_104;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; size_t x_109; lean_object* x_110; lean_object* x_111; size_t x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_105 = lean_ctor_get(x_9, 1);
+x_106 = lean_ctor_get(x_9, 2);
+x_107 = lean_ctor_get(x_9, 3);
+lean_inc(x_107);
+lean_inc(x_106);
+lean_inc(x_105);
+lean_dec(x_9);
+x_108 = lean_ctor_get(x_10, 1);
+lean_inc(x_108);
+x_109 = lean_ctor_get_usize(x_10, 2);
+if (lean_is_exclusive(x_10)) {
+ lean_ctor_release(x_10, 0);
+ lean_ctor_release(x_10, 1);
+ x_110 = x_10;
+} else {
+ lean_dec_ref(x_10);
+ x_110 = lean_box(0);
+}
+x_111 = lean_ctor_get(x_11, 1);
+lean_inc(x_111);
+x_112 = lean_ctor_get_usize(x_11, 2);
+if (lean_is_exclusive(x_11)) {
+ lean_ctor_release(x_11, 0);
+ lean_ctor_release(x_11, 1);
+ x_113 = x_11;
+} else {
+ lean_dec_ref(x_11);
+ x_113 = lean_box(0);
+}
+x_114 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_115 = lean_string_dec_eq(x_111, x_114);
+lean_dec(x_111);
+if (x_115 == 0)
+{
+lean_object* x_116; 
+lean_dec(x_113);
+lean_dec(x_110);
+lean_dec(x_108);
+lean_dec(x_107);
+lean_dec(x_106);
+lean_dec(x_105);
+lean_free_object(x_7);
+lean_dec(x_19);
+lean_free_object(x_5);
+lean_dec(x_15);
+lean_dec(x_13);
+lean_dec(x_2);
+x_116 = lean_apply_1(x_3, x_1);
+return x_116;
+}
+else
+{
+lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+if (lean_is_exclusive(x_1)) {
+ lean_ctor_release(x_1, 0);
+ lean_ctor_release(x_1, 1);
+ x_117 = x_1;
+} else {
+ lean_dec_ref(x_1);
+ x_117 = lean_box(0);
+}
+x_118 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_119 = lean_string_dec_eq(x_108, x_118);
+if (x_119 == 0)
+{
+lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; 
+lean_dec(x_2);
+if (lean_is_scalar(x_113)) {
+ x_120 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_120 = x_113;
+}
+lean_ctor_set(x_120, 0, x_12);
+lean_ctor_set(x_120, 1, x_114);
+lean_ctor_set_usize(x_120, 2, x_112);
+if (lean_is_scalar(x_110)) {
+ x_121 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_121 = x_110;
+}
+lean_ctor_set(x_121, 0, x_120);
+lean_ctor_set(x_121, 1, x_108);
+lean_ctor_set_usize(x_121, 2, x_109);
+x_122 = lean_alloc_ctor(2, 4, 0);
+lean_ctor_set(x_122, 0, x_121);
+lean_ctor_set(x_122, 1, x_105);
+lean_ctor_set(x_122, 2, x_106);
+lean_ctor_set(x_122, 3, x_107);
+lean_ctor_set(x_7, 0, x_122);
+if (lean_is_scalar(x_117)) {
+ x_123 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_123 = x_117;
+}
+lean_ctor_set(x_123, 0, x_5);
+lean_ctor_set(x_123, 1, x_13);
+x_124 = lean_apply_1(x_3, x_123);
+return x_124;
+}
+else
+{
+lean_dec(x_108);
+if (lean_obj_tag(x_19) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_125; lean_object* x_126; lean_object* x_127; 
+lean_dec(x_117);
+lean_dec(x_113);
+lean_dec(x_110);
+lean_free_object(x_7);
+lean_free_object(x_5);
+lean_dec(x_3);
+x_125 = lean_box_usize(x_112);
+x_126 = lean_box_usize(x_109);
+x_127 = lean_apply_6(x_2, x_105, x_106, x_107, x_15, x_125, x_126);
+return x_127;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; 
+lean_dec(x_2);
+if (lean_is_scalar(x_113)) {
+ x_128 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_128 = x_113;
+}
+lean_ctor_set(x_128, 0, x_12);
+lean_ctor_set(x_128, 1, x_114);
+lean_ctor_set_usize(x_128, 2, x_112);
+if (lean_is_scalar(x_110)) {
+ x_129 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_129 = x_110;
+}
+lean_ctor_set(x_129, 0, x_128);
+lean_ctor_set(x_129, 1, x_118);
+lean_ctor_set_usize(x_129, 2, x_109);
+x_130 = lean_alloc_ctor(2, 4, 0);
+lean_ctor_set(x_130, 0, x_129);
+lean_ctor_set(x_130, 1, x_105);
+lean_ctor_set(x_130, 2, x_106);
+lean_ctor_set(x_130, 3, x_107);
+lean_ctor_set(x_7, 0, x_130);
+if (lean_is_scalar(x_117)) {
+ x_131 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_131 = x_117;
+}
+lean_ctor_set(x_131, 0, x_5);
+lean_ctor_set(x_131, 1, x_13);
+x_132 = lean_apply_1(x_3, x_131);
+return x_132;
+}
+}
+else
+{
+lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; 
+lean_dec(x_2);
+if (lean_is_scalar(x_113)) {
+ x_133 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_133 = x_113;
+}
+lean_ctor_set(x_133, 0, x_12);
+lean_ctor_set(x_133, 1, x_114);
+lean_ctor_set_usize(x_133, 2, x_112);
+if (lean_is_scalar(x_110)) {
+ x_134 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_134 = x_110;
+}
+lean_ctor_set(x_134, 0, x_133);
+lean_ctor_set(x_134, 1, x_118);
+lean_ctor_set_usize(x_134, 2, x_109);
+x_135 = lean_alloc_ctor(2, 4, 0);
+lean_ctor_set(x_135, 0, x_134);
+lean_ctor_set(x_135, 1, x_105);
+lean_ctor_set(x_135, 2, x_106);
+lean_ctor_set(x_135, 3, x_107);
+lean_ctor_set(x_7, 0, x_135);
+if (lean_is_scalar(x_117)) {
+ x_136 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_136 = x_117;
+}
+lean_ctor_set(x_136, 0, x_5);
+lean_ctor_set(x_136, 1, x_13);
+x_137 = lean_apply_1(x_3, x_136);
+return x_137;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; size_t x_144; lean_object* x_145; lean_object* x_146; size_t x_147; lean_object* x_148; lean_object* x_149; uint8_t x_150; 
+x_138 = lean_ctor_get(x_7, 1);
+lean_inc(x_138);
+lean_dec(x_7);
+x_139 = lean_ctor_get(x_9, 1);
+lean_inc(x_139);
+x_140 = lean_ctor_get(x_9, 2);
+lean_inc(x_140);
+x_141 = lean_ctor_get(x_9, 3);
+lean_inc(x_141);
+if (lean_is_exclusive(x_9)) {
+ lean_ctor_release(x_9, 0);
+ lean_ctor_release(x_9, 1);
+ lean_ctor_release(x_9, 2);
+ lean_ctor_release(x_9, 3);
+ x_142 = x_9;
+} else {
+ lean_dec_ref(x_9);
+ x_142 = lean_box(0);
+}
+x_143 = lean_ctor_get(x_10, 1);
+lean_inc(x_143);
+x_144 = lean_ctor_get_usize(x_10, 2);
+if (lean_is_exclusive(x_10)) {
+ lean_ctor_release(x_10, 0);
+ lean_ctor_release(x_10, 1);
+ x_145 = x_10;
+} else {
+ lean_dec_ref(x_10);
+ x_145 = lean_box(0);
+}
+x_146 = lean_ctor_get(x_11, 1);
+lean_inc(x_146);
+x_147 = lean_ctor_get_usize(x_11, 2);
+if (lean_is_exclusive(x_11)) {
+ lean_ctor_release(x_11, 0);
+ lean_ctor_release(x_11, 1);
+ x_148 = x_11;
+} else {
+ lean_dec_ref(x_11);
+ x_148 = lean_box(0);
+}
+x_149 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_150 = lean_string_dec_eq(x_146, x_149);
+lean_dec(x_146);
+if (x_150 == 0)
+{
+lean_object* x_151; 
+lean_dec(x_148);
+lean_dec(x_145);
+lean_dec(x_143);
+lean_dec(x_142);
+lean_dec(x_141);
+lean_dec(x_140);
+lean_dec(x_139);
+lean_dec(x_138);
+lean_free_object(x_5);
+lean_dec(x_15);
+lean_dec(x_13);
+lean_dec(x_2);
+x_151 = lean_apply_1(x_3, x_1);
+return x_151;
+}
+else
+{
+lean_object* x_152; lean_object* x_153; uint8_t x_154; 
+if (lean_is_exclusive(x_1)) {
+ lean_ctor_release(x_1, 0);
+ lean_ctor_release(x_1, 1);
+ x_152 = x_1;
+} else {
+ lean_dec_ref(x_1);
+ x_152 = lean_box(0);
+}
+x_153 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_154 = lean_string_dec_eq(x_143, x_153);
+if (x_154 == 0)
+{
+lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; 
+lean_dec(x_2);
+if (lean_is_scalar(x_148)) {
+ x_155 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_155 = x_148;
+}
+lean_ctor_set(x_155, 0, x_12);
+lean_ctor_set(x_155, 1, x_149);
+lean_ctor_set_usize(x_155, 2, x_147);
+if (lean_is_scalar(x_145)) {
+ x_156 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_156 = x_145;
+}
+lean_ctor_set(x_156, 0, x_155);
+lean_ctor_set(x_156, 1, x_143);
+lean_ctor_set_usize(x_156, 2, x_144);
+if (lean_is_scalar(x_142)) {
+ x_157 = lean_alloc_ctor(2, 4, 0);
+} else {
+ x_157 = x_142;
+}
+lean_ctor_set(x_157, 0, x_156);
+lean_ctor_set(x_157, 1, x_139);
+lean_ctor_set(x_157, 2, x_140);
+lean_ctor_set(x_157, 3, x_141);
+x_158 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_158, 0, x_157);
+lean_ctor_set(x_158, 1, x_138);
+lean_ctor_set(x_5, 2, x_158);
+if (lean_is_scalar(x_152)) {
+ x_159 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_159 = x_152;
+}
+lean_ctor_set(x_159, 0, x_5);
+lean_ctor_set(x_159, 1, x_13);
+x_160 = lean_apply_1(x_3, x_159);
+return x_160;
+}
+else
+{
+lean_dec(x_143);
+if (lean_obj_tag(x_138) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_161; lean_object* x_162; lean_object* x_163; 
+lean_dec(x_152);
+lean_dec(x_148);
+lean_dec(x_145);
+lean_dec(x_142);
+lean_free_object(x_5);
+lean_dec(x_3);
+x_161 = lean_box_usize(x_147);
+x_162 = lean_box_usize(x_144);
+x_163 = lean_apply_6(x_2, x_139, x_140, x_141, x_15, x_161, x_162);
+return x_163;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; 
+lean_dec(x_2);
+if (lean_is_scalar(x_148)) {
+ x_164 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_164 = x_148;
+}
+lean_ctor_set(x_164, 0, x_12);
+lean_ctor_set(x_164, 1, x_149);
+lean_ctor_set_usize(x_164, 2, x_147);
+if (lean_is_scalar(x_145)) {
+ x_165 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_165 = x_145;
+}
+lean_ctor_set(x_165, 0, x_164);
+lean_ctor_set(x_165, 1, x_153);
+lean_ctor_set_usize(x_165, 2, x_144);
+if (lean_is_scalar(x_142)) {
+ x_166 = lean_alloc_ctor(2, 4, 0);
+} else {
+ x_166 = x_142;
+}
+lean_ctor_set(x_166, 0, x_165);
+lean_ctor_set(x_166, 1, x_139);
+lean_ctor_set(x_166, 2, x_140);
+lean_ctor_set(x_166, 3, x_141);
+x_167 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_138);
+lean_ctor_set(x_5, 2, x_167);
+if (lean_is_scalar(x_152)) {
+ x_168 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_168 = x_152;
+}
+lean_ctor_set(x_168, 0, x_5);
+lean_ctor_set(x_168, 1, x_13);
+x_169 = lean_apply_1(x_3, x_168);
+return x_169;
+}
+}
+else
+{
+lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; 
+lean_dec(x_2);
+if (lean_is_scalar(x_148)) {
+ x_170 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_170 = x_148;
+}
+lean_ctor_set(x_170, 0, x_12);
+lean_ctor_set(x_170, 1, x_149);
+lean_ctor_set_usize(x_170, 2, x_147);
+if (lean_is_scalar(x_145)) {
+ x_171 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_171 = x_145;
+}
+lean_ctor_set(x_171, 0, x_170);
+lean_ctor_set(x_171, 1, x_153);
+lean_ctor_set_usize(x_171, 2, x_144);
+if (lean_is_scalar(x_142)) {
+ x_172 = lean_alloc_ctor(2, 4, 0);
+} else {
+ x_172 = x_142;
+}
+lean_ctor_set(x_172, 0, x_171);
+lean_ctor_set(x_172, 1, x_139);
+lean_ctor_set(x_172, 2, x_140);
+lean_ctor_set(x_172, 3, x_141);
+x_173 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_173, 0, x_172);
+lean_ctor_set(x_173, 1, x_138);
+lean_ctor_set(x_5, 2, x_173);
+if (lean_is_scalar(x_152)) {
+ x_174 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_174 = x_152;
+}
+lean_ctor_set(x_174, 0, x_5);
+lean_ctor_set(x_174, 1, x_13);
+x_175 = lean_apply_1(x_3, x_174);
+return x_175;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; size_t x_184; lean_object* x_185; lean_object* x_186; size_t x_187; lean_object* x_188; lean_object* x_189; uint8_t x_190; 
+x_176 = lean_ctor_get(x_5, 0);
+lean_inc(x_176);
+lean_dec(x_5);
+x_177 = lean_ctor_get(x_7, 1);
+lean_inc(x_177);
+if (lean_is_exclusive(x_7)) {
+ lean_ctor_release(x_7, 0);
+ lean_ctor_release(x_7, 1);
+ x_178 = x_7;
+} else {
+ lean_dec_ref(x_7);
+ x_178 = lean_box(0);
+}
+x_179 = lean_ctor_get(x_9, 1);
+lean_inc(x_179);
+x_180 = lean_ctor_get(x_9, 2);
+lean_inc(x_180);
+x_181 = lean_ctor_get(x_9, 3);
+lean_inc(x_181);
+if (lean_is_exclusive(x_9)) {
+ lean_ctor_release(x_9, 0);
+ lean_ctor_release(x_9, 1);
+ lean_ctor_release(x_9, 2);
+ lean_ctor_release(x_9, 3);
+ x_182 = x_9;
+} else {
+ lean_dec_ref(x_9);
+ x_182 = lean_box(0);
+}
+x_183 = lean_ctor_get(x_10, 1);
+lean_inc(x_183);
+x_184 = lean_ctor_get_usize(x_10, 2);
+if (lean_is_exclusive(x_10)) {
+ lean_ctor_release(x_10, 0);
+ lean_ctor_release(x_10, 1);
+ x_185 = x_10;
+} else {
+ lean_dec_ref(x_10);
+ x_185 = lean_box(0);
+}
+x_186 = lean_ctor_get(x_11, 1);
+lean_inc(x_186);
+x_187 = lean_ctor_get_usize(x_11, 2);
+if (lean_is_exclusive(x_11)) {
+ lean_ctor_release(x_11, 0);
+ lean_ctor_release(x_11, 1);
+ x_188 = x_11;
+} else {
+ lean_dec_ref(x_11);
+ x_188 = lean_box(0);
+}
+x_189 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_190 = lean_string_dec_eq(x_186, x_189);
+lean_dec(x_186);
+if (x_190 == 0)
+{
+lean_object* x_191; 
+lean_dec(x_188);
+lean_dec(x_185);
+lean_dec(x_183);
+lean_dec(x_182);
+lean_dec(x_181);
+lean_dec(x_180);
+lean_dec(x_179);
+lean_dec(x_178);
+lean_dec(x_177);
+lean_dec(x_176);
+lean_dec(x_13);
+lean_dec(x_2);
+x_191 = lean_apply_1(x_3, x_1);
+return x_191;
+}
+else
+{
+lean_object* x_192; lean_object* x_193; uint8_t x_194; 
+if (lean_is_exclusive(x_1)) {
+ lean_ctor_release(x_1, 0);
+ lean_ctor_release(x_1, 1);
+ x_192 = x_1;
+} else {
+ lean_dec_ref(x_1);
+ x_192 = lean_box(0);
+}
+x_193 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_194 = lean_string_dec_eq(x_183, x_193);
+if (x_194 == 0)
+{
+lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_2);
+if (lean_is_scalar(x_188)) {
+ x_195 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_195 = x_188;
+}
+lean_ctor_set(x_195, 0, x_12);
+lean_ctor_set(x_195, 1, x_189);
+lean_ctor_set_usize(x_195, 2, x_187);
+if (lean_is_scalar(x_185)) {
+ x_196 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_196 = x_185;
+}
+lean_ctor_set(x_196, 0, x_195);
+lean_ctor_set(x_196, 1, x_183);
+lean_ctor_set_usize(x_196, 2, x_184);
+if (lean_is_scalar(x_182)) {
+ x_197 = lean_alloc_ctor(2, 4, 0);
+} else {
+ x_197 = x_182;
+}
+lean_ctor_set(x_197, 0, x_196);
+lean_ctor_set(x_197, 1, x_179);
+lean_ctor_set(x_197, 2, x_180);
+lean_ctor_set(x_197, 3, x_181);
+if (lean_is_scalar(x_178)) {
+ x_198 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_198 = x_178;
+}
+lean_ctor_set(x_198, 0, x_197);
+lean_ctor_set(x_198, 1, x_177);
+x_199 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_199, 0, x_176);
+lean_ctor_set(x_199, 1, x_6);
+lean_ctor_set(x_199, 2, x_198);
+if (lean_is_scalar(x_192)) {
+ x_200 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_200 = x_192;
+}
+lean_ctor_set(x_200, 0, x_199);
+lean_ctor_set(x_200, 1, x_13);
+x_201 = lean_apply_1(x_3, x_200);
+return x_201;
+}
+else
+{
+lean_dec(x_183);
+if (lean_obj_tag(x_177) == 0)
+{
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_202; lean_object* x_203; lean_object* x_204; 
+lean_dec(x_192);
+lean_dec(x_188);
+lean_dec(x_185);
+lean_dec(x_182);
+lean_dec(x_178);
+lean_dec(x_3);
+x_202 = lean_box_usize(x_187);
+x_203 = lean_box_usize(x_184);
+x_204 = lean_apply_6(x_2, x_179, x_180, x_181, x_176, x_202, x_203);
+return x_204;
+}
+else
+{
+lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; 
+lean_dec(x_2);
+if (lean_is_scalar(x_188)) {
+ x_205 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_205 = x_188;
+}
+lean_ctor_set(x_205, 0, x_12);
+lean_ctor_set(x_205, 1, x_189);
+lean_ctor_set_usize(x_205, 2, x_187);
+if (lean_is_scalar(x_185)) {
+ x_206 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_206 = x_185;
+}
+lean_ctor_set(x_206, 0, x_205);
+lean_ctor_set(x_206, 1, x_193);
+lean_ctor_set_usize(x_206, 2, x_184);
+if (lean_is_scalar(x_182)) {
+ x_207 = lean_alloc_ctor(2, 4, 0);
+} else {
+ x_207 = x_182;
+}
+lean_ctor_set(x_207, 0, x_206);
+lean_ctor_set(x_207, 1, x_179);
+lean_ctor_set(x_207, 2, x_180);
+lean_ctor_set(x_207, 3, x_181);
+if (lean_is_scalar(x_178)) {
+ x_208 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_208 = x_178;
+}
+lean_ctor_set(x_208, 0, x_207);
+lean_ctor_set(x_208, 1, x_177);
+x_209 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_209, 0, x_176);
+lean_ctor_set(x_209, 1, x_6);
+lean_ctor_set(x_209, 2, x_208);
+if (lean_is_scalar(x_192)) {
+ x_210 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_210 = x_192;
+}
+lean_ctor_set(x_210, 0, x_209);
+lean_ctor_set(x_210, 1, x_13);
+x_211 = lean_apply_1(x_3, x_210);
+return x_211;
+}
+}
+else
+{
+lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; lean_object* x_218; 
+lean_dec(x_2);
+if (lean_is_scalar(x_188)) {
+ x_212 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_212 = x_188;
+}
+lean_ctor_set(x_212, 0, x_12);
+lean_ctor_set(x_212, 1, x_189);
+lean_ctor_set_usize(x_212, 2, x_187);
+if (lean_is_scalar(x_185)) {
+ x_213 = lean_alloc_ctor(1, 2, sizeof(size_t)*1);
+} else {
+ x_213 = x_185;
+}
+lean_ctor_set(x_213, 0, x_212);
+lean_ctor_set(x_213, 1, x_193);
+lean_ctor_set_usize(x_213, 2, x_184);
+if (lean_is_scalar(x_182)) {
+ x_214 = lean_alloc_ctor(2, 4, 0);
+} else {
+ x_214 = x_182;
+}
+lean_ctor_set(x_214, 0, x_213);
+lean_ctor_set(x_214, 1, x_179);
+lean_ctor_set(x_214, 2, x_180);
+lean_ctor_set(x_214, 3, x_181);
+if (lean_is_scalar(x_178)) {
+ x_215 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_215 = x_178;
+}
+lean_ctor_set(x_215, 0, x_214);
+lean_ctor_set(x_215, 1, x_177);
+x_216 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_216, 0, x_176);
+lean_ctor_set(x_216, 1, x_6);
+lean_ctor_set(x_216, 2, x_215);
+if (lean_is_scalar(x_192)) {
+ x_217 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_217 = x_192;
+}
+lean_ctor_set(x_217, 0, x_216);
+lean_ctor_set(x_217, 1, x_13);
+x_218 = lean_apply_1(x_3, x_217);
+return x_218;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_219; 
+lean_dec(x_12);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+x_219 = lean_apply_1(x_3, x_1);
+return x_219;
+}
+}
+else
+{
+lean_object* x_220; 
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+x_220 = lean_apply_1(x_3, x_1);
+return x_220;
+}
+}
+else
+{
+lean_object* x_221; 
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+x_221 = lean_apply_1(x_3, x_1);
+return x_221;
+}
+}
+else
+{
+lean_object* x_222; 
+lean_dec(x_9);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+x_222 = lean_apply_1(x_3, x_1);
+return x_222;
+}
+}
+}
+else
+{
+lean_object* x_223; 
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_2);
+x_223 = lean_apply_1(x_3, x_1);
+return x_223;
+}
+}
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg), 3, 0);
+return x_2;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("altLHSS.length == rhss.size\n  ");
+return x_1;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Expr_instantiateBetaRevRange___closed__1;
+x_2 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__1;
+x_3 = lean_string_append(x_1, x_2);
+return x_3;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("_private.Lean.Elab.Match.0.Lean.Elab.Term.isMatchUnit?");
+return x_1;
+}
+}
+static lean_object* _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__4() {
+_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_Array_mapMUnsafe_map___at___private_Lean_Elab_Match_0__Lean_Elab_Term_getMatchAlts___spec__1___closed__1;
+x_2 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__3;
+x_3 = lean_unsigned_to_nat(715u);
+x_4 = lean_unsigned_to_nat(2u);
+x_5 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__2;
+x_6 = l___private_Init_Util_0__mkPanicMessageWithDecl(x_1, x_2, x_3, x_4, x_5);
+return x_6;
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f(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; uint8_t x_11; 
+x_8 = lean_unsigned_to_nat(0u);
+x_9 = l_List_lengthAux___rarg(x_1, x_8);
+x_10 = lean_array_get_size(x_2);
+x_11 = lean_nat_dec_eq(x_9, x_10);
+lean_dec(x_10);
+lean_dec(x_9);
+if (x_11 == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = l___private_Lean_Meta_LevelDefEq_0__Lean_Meta_solveSelfMax___closed__1;
+x_13 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__4;
+x_14 = lean_panic_fn(x_12, x_13);
+x_15 = lean_apply_5(x_14, x_3, x_4, x_5, x_6, x_7);
+return x_15;
+}
+else
+{
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_box(0);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_7);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; 
+x_18 = lean_ctor_get(x_1, 0);
+x_19 = lean_ctor_get(x_18, 1);
+if (lean_obj_tag(x_19) == 0)
+{
+lean_object* x_20; 
+x_20 = lean_ctor_get(x_18, 2);
+if (lean_obj_tag(x_20) == 0)
+{
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_box(0);
+x_22 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_7);
+return x_22;
+}
+else
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_20, 0);
+if (lean_obj_tag(x_23) == 2)
+{
+lean_object* x_24; 
+x_24 = lean_ctor_get(x_23, 0);
+if (lean_obj_tag(x_24) == 1)
+{
+lean_object* x_25; 
+x_25 = lean_ctor_get(x_24, 0);
+if (lean_obj_tag(x_25) == 1)
+{
+lean_object* x_26; 
+x_26 = lean_ctor_get(x_25, 0);
+if (lean_obj_tag(x_26) == 0)
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_27 = lean_ctor_get(x_1, 1);
+x_28 = lean_ctor_get(x_20, 1);
+x_29 = lean_ctor_get(x_24, 1);
+x_30 = lean_ctor_get(x_25, 1);
+x_31 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1;
+x_32 = lean_string_dec_eq(x_30, x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; lean_object* x_34; 
+x_33 = lean_box(0);
+x_34 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_34, 0, x_33);
+lean_ctor_set(x_34, 1, x_7);
+return x_34;
+}
+else
+{
+lean_object* x_35; uint8_t x_36; 
+x_35 = l_Lean_instToExprUnit___lambda__1___closed__1;
+x_36 = lean_string_dec_eq(x_29, x_35);
+if (x_36 == 0)
+{
+lean_object* x_37; lean_object* x_38; 
+x_37 = lean_box(0);
+x_38 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_38, 0, x_37);
+lean_ctor_set(x_38, 1, x_7);
+return x_38;
+}
+else
+{
+if (lean_obj_tag(x_28) == 0)
+{
+if (lean_obj_tag(x_27) == 0)
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = l_Lean_instInhabitedExpr;
+x_40 = lean_array_get(x_39, x_2, x_8);
+if (lean_obj_tag(x_40) == 6)
+{
+lean_object* x_41; uint8_t x_42; 
+x_41 = lean_ctor_get(x_40, 2);
+lean_inc(x_41);
+lean_dec(x_40);
+x_42 = l_Lean_Expr_hasLooseBVars(x_41);
+if (x_42 == 0)
+{
+lean_object* x_43; lean_object* x_44; 
+x_43 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_43, 0, x_41);
+x_44 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_44, 0, x_43);
+lean_ctor_set(x_44, 1, x_7);
+return x_44;
+}
+else
+{
+lean_object* x_45; lean_object* x_46; 
+lean_dec(x_41);
+x_45 = lean_box(0);
+x_46 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_46, 0, x_45);
+lean_ctor_set(x_46, 1, x_7);
+return x_46;
+}
+}
+else
+{
+lean_object* x_47; lean_object* x_48; 
+lean_dec(x_40);
+x_47 = lean_box(0);
+x_48 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_48, 0, x_47);
+lean_ctor_set(x_48, 1, x_7);
+return x_48;
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; 
+x_49 = lean_box(0);
+x_50 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_50, 0, x_49);
+lean_ctor_set(x_50, 1, x_7);
+return x_50;
+}
+}
+else
+{
+lean_object* x_51; lean_object* x_52; 
+x_51 = lean_box(0);
+x_52 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_7);
+return x_52;
+}
+}
+}
+}
+else
+{
+lean_object* x_53; lean_object* x_54; 
+x_53 = lean_box(0);
+x_54 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_54, 0, x_53);
+lean_ctor_set(x_54, 1, x_7);
+return x_54;
+}
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_box(0);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_55);
+lean_ctor_set(x_56, 1, x_7);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; lean_object* x_58; 
+x_57 = lean_box(0);
+x_58 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_58, 0, x_57);
+lean_ctor_set(x_58, 1, x_7);
+return x_58;
+}
+}
+else
+{
+lean_object* x_59; lean_object* x_60; 
+x_59 = lean_box(0);
+x_60 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_60, 0, x_59);
+lean_ctor_set(x_60, 1, x_7);
+return x_60;
+}
+}
+}
+else
+{
+lean_object* x_61; lean_object* x_62; 
+x_61 = lean_box(0);
+x_62 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_62, 0, x_61);
+lean_ctor_set(x_62, 1, x_7);
+return x_62;
+}
+}
+}
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___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___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_8;
+}
+}
 lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__1___rarg(lean_object* x_1) {
 _start:
 {
@@ -23137,7 +24762,37 @@ x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Match_0__Lean_Elab_Term_e
 return x_2;
 }
 }
-lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4___rarg(lean_object* x_1, lean_object* x_2) {
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_4; 
+lean_dec(x_2);
+x_4 = lean_apply_1(x_3, x_1);
+return x_4;
+}
+else
+{
+lean_object* x_5; lean_object* x_6; 
+lean_dec(x_3);
+x_5 = lean_ctor_get(x_1, 0);
+lean_inc(x_5);
+lean_dec(x_1);
+x_6 = lean_apply_1(x_2, x_5);
+return x_6;
+}
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4___rarg), 3, 0);
+return x_2;
+}
+}
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__5___rarg(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 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; 
@@ -23160,11 +24815,11 @@ x_9 = lean_apply_4(x_2, x_5, x_6, x_7, x_8);
 return x_9;
 }
 }
-lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4(lean_object* x_1) {
+lean_object* l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__5(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__4___rarg), 2, 0);
+x_2 = lean_alloc_closure((void*)(l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux_match__5___rarg), 2, 0);
 return x_2;
 }
 }
@@ -24932,7 +26587,7 @@ lean_inc(x_5);
 x_15 = l_Lean_Elab_Term_commitIfDidNotPostpone___rarg(x_14, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
 if (lean_obj_tag(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; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
 x_16 = lean_ctor_get(x_15, 0);
 lean_inc(x_16);
 x_17 = lean_ctor_get(x_16, 1);
@@ -24953,191 +26608,207 @@ lean_inc(x_22);
 x_23 = lean_ctor_get(x_18, 1);
 lean_inc(x_23);
 lean_dec(x_18);
-x_24 = lean_array_get_size(x_20);
-x_25 = l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_5990____closed__1;
-lean_inc(x_5);
-x_26 = l_Lean_Elab_Term_mkAuxName(x_25, x_5, x_6, x_7, x_8, x_9, x_10, x_19);
-if (lean_obj_tag(x_26) == 0)
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; 
-x_27 = lean_ctor_get(x_26, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_26, 1);
-lean_inc(x_28);
-lean_dec(x_26);
 lean_inc(x_10);
 lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
-lean_inc(x_22);
-lean_inc(x_24);
-lean_inc(x_21);
-x_29 = l_Lean_Meta_Match_mkMatcher(x_27, x_21, x_24, x_22, x_7, x_8, x_9, x_10, x_28);
+x_24 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f(x_22, x_23, x_7, x_8, x_9, x_10, x_19);
+if (lean_obj_tag(x_24) == 0)
+{
+lean_object* x_25; 
+x_25 = lean_ctor_get(x_24, 0);
+lean_inc(x_25);
+if (lean_obj_tag(x_25) == 0)
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_26 = lean_ctor_get(x_24, 1);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = lean_array_get_size(x_20);
+x_28 = l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_5990____closed__1;
+lean_inc(x_5);
+x_29 = l_Lean_Elab_Term_mkAuxName(x_28, x_5, x_6, x_7, x_8, x_9, x_10, x_26);
 if (lean_obj_tag(x_29) == 0)
 {
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+lean_object* x_30; lean_object* x_31; lean_object* x_32; 
 x_30 = lean_ctor_get(x_29, 0);
 lean_inc(x_30);
 x_31 = lean_ctor_get(x_29, 1);
 lean_inc(x_31);
 lean_dec(x_29);
-x_32 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_32, 0, x_24);
-x_33 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__2;
 lean_inc(x_10);
 lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-x_34 = l_Lean_Meta_forallBoundedTelescope___at_Lean_Elab_Term_elabLetDeclAux___spec__1___rarg(x_21, x_32, x_33, x_5, x_6, x_7, x_8, x_9, x_10, x_31);
-if (lean_obj_tag(x_34) == 0)
+lean_inc(x_22);
+lean_inc(x_27);
+lean_inc(x_21);
+x_32 = l_Lean_Meta_Match_mkMatcher(x_30, x_21, x_27, x_22, x_7, x_8, x_9, x_10, x_31);
+if (lean_obj_tag(x_32) == 0)
 {
-lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_34, 1);
-lean_inc(x_36);
-lean_dec(x_34);
+lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; 
+x_33 = lean_ctor_get(x_32, 0);
+lean_inc(x_33);
+x_34 = lean_ctor_get(x_32, 1);
+lean_inc(x_34);
+lean_dec(x_32);
+x_35 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_35, 0, x_27);
+x_36 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__2;
 lean_inc(x_10);
 lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
-lean_inc(x_30);
-x_37 = l_Lean_Elab_Term_reportMatcherResultErrors(x_22, x_30, x_5, x_6, x_7, x_8, x_9, x_10, x_36);
-lean_dec(x_22);
+x_37 = l_Lean_Meta_forallBoundedTelescope___at_Lean_Elab_Term_elabLetDeclAux___spec__1___rarg(x_21, x_35, x_36, x_5, x_6, x_7, x_8, x_9, x_10, x_34);
 if (lean_obj_tag(x_37) == 0)
 {
-lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; uint8_t x_44; lean_object* x_45; lean_object* x_59; lean_object* x_60; lean_object* x_61; uint8_t x_62; 
-x_38 = lean_ctor_get(x_37, 1);
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_37, 0);
 lean_inc(x_38);
-if (lean_is_exclusive(x_37)) {
- lean_ctor_release(x_37, 0);
- lean_ctor_release(x_37, 1);
- x_39 = x_37;
+x_39 = lean_ctor_get(x_37, 1);
+lean_inc(x_39);
+lean_dec(x_37);
+lean_inc(x_10);
+lean_inc(x_9);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_6);
+lean_inc(x_5);
+lean_inc(x_33);
+x_40 = l_Lean_Elab_Term_reportMatcherResultErrors(x_22, x_33, x_5, x_6, x_7, x_8, x_9, x_10, x_39);
+lean_dec(x_22);
+if (lean_obj_tag(x_40) == 0)
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; lean_object* x_48; lean_object* x_62; lean_object* x_63; lean_object* x_64; uint8_t x_65; 
+x_41 = lean_ctor_get(x_40, 1);
+lean_inc(x_41);
+if (lean_is_exclusive(x_40)) {
+ lean_ctor_release(x_40, 0);
+ lean_ctor_release(x_40, 1);
+ x_42 = x_40;
 } else {
- lean_dec_ref(x_37);
- x_39 = lean_box(0);
+ lean_dec_ref(x_40);
+ x_42 = lean_box(0);
 }
-x_40 = lean_ctor_get(x_30, 0);
-lean_inc(x_40);
-lean_dec(x_30);
-x_41 = l_Lean_mkApp(x_40, x_35);
-x_42 = l_Lean_mkAppN(x_41, x_20);
-lean_dec(x_20);
-x_43 = l_Lean_mkAppN(x_42, x_23);
-lean_dec(x_23);
-x_59 = lean_st_ref_get(x_10, x_38);
-x_60 = lean_ctor_get(x_59, 0);
-lean_inc(x_60);
-x_61 = lean_ctor_get(x_60, 3);
-lean_inc(x_61);
-lean_dec(x_60);
-x_62 = lean_ctor_get_uint8(x_61, sizeof(void*)*1);
-lean_dec(x_61);
-if (x_62 == 0)
-{
-lean_object* x_63; uint8_t x_64; 
-x_63 = lean_ctor_get(x_59, 1);
-lean_inc(x_63);
-lean_dec(x_59);
-x_64 = 0;
-x_44 = x_64;
-x_45 = x_63;
-goto block_58;
-}
-else
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; uint8_t x_70; 
-x_65 = lean_ctor_get(x_59, 1);
-lean_inc(x_65);
-lean_dec(x_59);
-x_66 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType___spec__1___lambda__1___closed__5;
-x_67 = l___private_Lean_Util_Trace_0__Lean_checkTraceOptionM___at___private_Lean_Elab_Term_0__Lean_Elab_Term_postponeElabTerm___spec__2(x_66, x_5, x_6, x_7, x_8, x_9, x_10, x_65);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_ctor_get(x_67, 1);
-lean_inc(x_69);
-lean_dec(x_67);
-x_70 = lean_unbox(x_68);
-lean_dec(x_68);
-x_44 = x_70;
-x_45 = x_69;
-goto block_58;
-}
-block_58:
-{
-if (x_44 == 0)
-{
-lean_object* x_46; 
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-if (lean_is_scalar(x_39)) {
- x_46 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_46 = x_39;
-}
-lean_ctor_set(x_46, 0, x_43);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; uint8_t x_54; 
-lean_dec(x_39);
+x_43 = lean_ctor_get(x_33, 0);
 lean_inc(x_43);
-x_47 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_47, 0, x_43);
-x_48 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__4;
-x_49 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_49, 0, x_48);
-lean_ctor_set(x_49, 1, x_47);
-x_50 = l_Lean_KernelException_toMessageData___closed__15;
-x_51 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_51, 0, x_49);
-lean_ctor_set(x_51, 1, x_50);
-x_52 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType___spec__1___lambda__1___closed__5;
-x_53 = l_Lean_addTrace___at___private_Lean_Elab_Term_0__Lean_Elab_Term_postponeElabTerm___spec__1(x_52, x_51, x_5, x_6, x_7, x_8, x_9, x_10, x_45);
+lean_dec(x_33);
+x_44 = l_Lean_mkApp(x_43, x_38);
+x_45 = l_Lean_mkAppN(x_44, x_20);
+lean_dec(x_20);
+x_46 = l_Lean_mkAppN(x_45, x_23);
+lean_dec(x_23);
+x_62 = lean_st_ref_get(x_10, x_41);
+x_63 = lean_ctor_get(x_62, 0);
+lean_inc(x_63);
+x_64 = lean_ctor_get(x_63, 3);
+lean_inc(x_64);
+lean_dec(x_63);
+x_65 = lean_ctor_get_uint8(x_64, sizeof(void*)*1);
+lean_dec(x_64);
+if (x_65 == 0)
+{
+lean_object* x_66; uint8_t x_67; 
+x_66 = lean_ctor_get(x_62, 1);
+lean_inc(x_66);
+lean_dec(x_62);
+x_67 = 0;
+x_47 = x_67;
+x_48 = x_66;
+goto block_61;
+}
+else
+{
+lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+x_68 = lean_ctor_get(x_62, 1);
+lean_inc(x_68);
+lean_dec(x_62);
+x_69 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType___spec__1___lambda__1___closed__5;
+x_70 = l___private_Lean_Util_Trace_0__Lean_checkTraceOptionM___at___private_Lean_Elab_Term_0__Lean_Elab_Term_postponeElabTerm___spec__2(x_69, x_5, x_6, x_7, x_8, x_9, x_10, x_68);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_ctor_get(x_70, 1);
+lean_inc(x_72);
+lean_dec(x_70);
+x_73 = lean_unbox(x_71);
+lean_dec(x_71);
+x_47 = x_73;
+x_48 = x_72;
+goto block_61;
+}
+block_61:
+{
+if (x_47 == 0)
+{
+lean_object* x_49; 
 lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
-x_54 = !lean_is_exclusive(x_53);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_53, 0);
-lean_dec(x_55);
-lean_ctor_set(x_53, 0, x_43);
-return x_53;
+if (lean_is_scalar(x_42)) {
+ x_49 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_49 = x_42;
+}
+lean_ctor_set(x_49, 0, x_46);
+lean_ctor_set(x_49, 1, x_48);
+return x_49;
 }
 else
 {
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_53, 1);
-lean_inc(x_56);
-lean_dec(x_53);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_43);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
+lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; uint8_t x_57; 
+lean_dec(x_42);
+lean_inc(x_46);
+x_50 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_50, 0, x_46);
+x_51 = l___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___closed__4;
+x_52 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_50);
+x_53 = l_Lean_KernelException_toMessageData___closed__15;
+x_54 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_54, 0, x_52);
+lean_ctor_set(x_54, 1, x_53);
+x_55 = l_Array_forInUnsafe_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabDiscrsWitMatchType___spec__1___lambda__1___closed__5;
+x_56 = l_Lean_addTrace___at___private_Lean_Elab_Term_0__Lean_Elab_Term_postponeElabTerm___spec__1(x_55, x_54, x_5, x_6, x_7, x_8, x_9, x_10, x_48);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+x_57 = !lean_is_exclusive(x_56);
+if (x_57 == 0)
+{
+lean_object* x_58; 
+x_58 = lean_ctor_get(x_56, 0);
+lean_dec(x_58);
+lean_ctor_set(x_56, 0, x_46);
+return x_56;
+}
+else
+{
+lean_object* x_59; lean_object* x_60; 
+x_59 = lean_ctor_get(x_56, 1);
+lean_inc(x_59);
+lean_dec(x_56);
+x_60 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_60, 0, x_46);
+lean_ctor_set(x_60, 1, x_59);
+return x_60;
 }
 }
 }
 }
 else
 {
-uint8_t x_71; 
-lean_dec(x_35);
-lean_dec(x_30);
+uint8_t x_74; 
+lean_dec(x_38);
+lean_dec(x_33);
 lean_dec(x_23);
 lean_dec(x_20);
 lean_dec(x_10);
@@ -25146,63 +26817,63 @@ lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
-x_71 = !lean_is_exclusive(x_37);
-if (x_71 == 0)
+x_74 = !lean_is_exclusive(x_40);
+if (x_74 == 0)
+{
+return x_40;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; lean_object* x_77; 
+x_75 = lean_ctor_get(x_40, 0);
+x_76 = lean_ctor_get(x_40, 1);
+lean_inc(x_76);
+lean_inc(x_75);
+lean_dec(x_40);
+x_77 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_77, 0, x_75);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+}
+else
+{
+uint8_t x_78; 
+lean_dec(x_33);
+lean_dec(x_23);
+lean_dec(x_22);
+lean_dec(x_20);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+x_78 = !lean_is_exclusive(x_37);
+if (x_78 == 0)
 {
 return x_37;
 }
 else
 {
-lean_object* x_72; lean_object* x_73; lean_object* x_74; 
-x_72 = lean_ctor_get(x_37, 0);
-x_73 = lean_ctor_get(x_37, 1);
-lean_inc(x_73);
-lean_inc(x_72);
+lean_object* x_79; lean_object* x_80; lean_object* x_81; 
+x_79 = lean_ctor_get(x_37, 0);
+x_80 = lean_ctor_get(x_37, 1);
+lean_inc(x_80);
+lean_inc(x_79);
 lean_dec(x_37);
-x_74 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_74, 0, x_72);
-lean_ctor_set(x_74, 1, x_73);
-return x_74;
+x_81 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_81, 0, x_79);
+lean_ctor_set(x_81, 1, x_80);
+return x_81;
 }
 }
 }
 else
 {
-uint8_t x_75; 
-lean_dec(x_30);
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_20);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-x_75 = !lean_is_exclusive(x_34);
-if (x_75 == 0)
-{
-return x_34;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; lean_object* x_78; 
-x_76 = lean_ctor_get(x_34, 0);
-x_77 = lean_ctor_get(x_34, 1);
-lean_inc(x_77);
-lean_inc(x_76);
-lean_dec(x_34);
-x_78 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_78, 0, x_76);
-lean_ctor_set(x_78, 1, x_77);
-return x_78;
-}
-}
-}
-else
-{
-uint8_t x_79; 
-lean_dec(x_24);
+uint8_t x_82; 
+lean_dec(x_27);
 lean_dec(x_23);
 lean_dec(x_22);
 lean_dec(x_21);
@@ -25213,30 +26884,63 @@ lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
-x_79 = !lean_is_exclusive(x_29);
-if (x_79 == 0)
+x_82 = !lean_is_exclusive(x_32);
+if (x_82 == 0)
+{
+return x_32;
+}
+else
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_83 = lean_ctor_get(x_32, 0);
+x_84 = lean_ctor_get(x_32, 1);
+lean_inc(x_84);
+lean_inc(x_83);
+lean_dec(x_32);
+x_85 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_85, 0, x_83);
+lean_ctor_set(x_85, 1, x_84);
+return x_85;
+}
+}
+}
+else
+{
+uint8_t x_86; 
+lean_dec(x_27);
+lean_dec(x_23);
+lean_dec(x_22);
+lean_dec(x_21);
+lean_dec(x_20);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+x_86 = !lean_is_exclusive(x_29);
+if (x_86 == 0)
 {
 return x_29;
 }
 else
 {
-lean_object* x_80; lean_object* x_81; lean_object* x_82; 
-x_80 = lean_ctor_get(x_29, 0);
-x_81 = lean_ctor_get(x_29, 1);
-lean_inc(x_81);
-lean_inc(x_80);
+lean_object* x_87; lean_object* x_88; lean_object* x_89; 
+x_87 = lean_ctor_get(x_29, 0);
+x_88 = lean_ctor_get(x_29, 1);
+lean_inc(x_88);
+lean_inc(x_87);
 lean_dec(x_29);
-x_82 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_82, 0, x_80);
-lean_ctor_set(x_82, 1, x_81);
-return x_82;
+x_89 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_89, 0, x_87);
+lean_ctor_set(x_89, 1, x_88);
+return x_89;
 }
 }
 }
 else
 {
-uint8_t x_83; 
-lean_dec(x_24);
+uint8_t x_90; 
 lean_dec(x_23);
 lean_dec(x_22);
 lean_dec(x_21);
@@ -25247,52 +26951,93 @@ lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
-x_83 = !lean_is_exclusive(x_26);
-if (x_83 == 0)
+x_90 = !lean_is_exclusive(x_24);
+if (x_90 == 0)
 {
-return x_26;
+lean_object* x_91; lean_object* x_92; 
+x_91 = lean_ctor_get(x_24, 0);
+lean_dec(x_91);
+x_92 = lean_ctor_get(x_25, 0);
+lean_inc(x_92);
+lean_dec(x_25);
+lean_ctor_set(x_24, 0, x_92);
+return x_24;
 }
 else
 {
-lean_object* x_84; lean_object* x_85; lean_object* x_86; 
-x_84 = lean_ctor_get(x_26, 0);
-x_85 = lean_ctor_get(x_26, 1);
-lean_inc(x_85);
-lean_inc(x_84);
-lean_dec(x_26);
-x_86 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_86, 0, x_84);
-lean_ctor_set(x_86, 1, x_85);
-return x_86;
+lean_object* x_93; lean_object* x_94; lean_object* x_95; 
+x_93 = lean_ctor_get(x_24, 1);
+lean_inc(x_93);
+lean_dec(x_24);
+x_94 = lean_ctor_get(x_25, 0);
+lean_inc(x_94);
+lean_dec(x_25);
+x_95 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_95, 0, x_94);
+lean_ctor_set(x_95, 1, x_93);
+return x_95;
 }
 }
 }
 else
 {
-uint8_t x_87; 
+uint8_t x_96; 
+lean_dec(x_23);
+lean_dec(x_22);
+lean_dec(x_21);
+lean_dec(x_20);
 lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
-x_87 = !lean_is_exclusive(x_15);
-if (x_87 == 0)
+x_96 = !lean_is_exclusive(x_24);
+if (x_96 == 0)
+{
+return x_24;
+}
+else
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; 
+x_97 = lean_ctor_get(x_24, 0);
+x_98 = lean_ctor_get(x_24, 1);
+lean_inc(x_98);
+lean_inc(x_97);
+lean_dec(x_24);
+x_99 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_99, 0, x_97);
+lean_ctor_set(x_99, 1, x_98);
+return x_99;
+}
+}
+}
+else
+{
+uint8_t x_100; 
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+x_100 = !lean_is_exclusive(x_15);
+if (x_100 == 0)
 {
 return x_15;
 }
 else
 {
-lean_object* x_88; lean_object* x_89; lean_object* x_90; 
-x_88 = lean_ctor_get(x_15, 0);
-x_89 = lean_ctor_get(x_15, 1);
-lean_inc(x_89);
-lean_inc(x_88);
+lean_object* x_101; lean_object* x_102; lean_object* x_103; 
+x_101 = lean_ctor_get(x_15, 0);
+x_102 = lean_ctor_get(x_15, 1);
+lean_inc(x_102);
+lean_inc(x_101);
 lean_dec(x_15);
-x_90 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_90, 0, x_88);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
+x_103 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_103, 0, x_101);
+lean_ctor_set(x_103, 1, x_102);
+return x_103;
 }
 }
 }
@@ -28899,7 +30644,7 @@ x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_8492_(lean_object* x_1) {
+lean_object* l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_8715_(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
@@ -29331,6 +31076,16 @@ l_Lean_Elab_Term_reportMatcherResultErrors___closed__1 = _init_l_Lean_Elab_Term_
 lean_mark_persistent(l_Lean_Elab_Term_reportMatcherResultErrors___closed__1);
 l_Lean_Elab_Term_reportMatcherResultErrors___closed__2 = _init_l_Lean_Elab_Term_reportMatcherResultErrors___closed__2();
 lean_mark_persistent(l_Lean_Elab_Term_reportMatcherResultErrors___closed__2);
+l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1 = _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1();
+lean_mark_persistent(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f_match__2___rarg___closed__1);
+l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__1 = _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__1();
+lean_mark_persistent(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__1);
+l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__2 = _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__2();
+lean_mark_persistent(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__2);
+l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__3 = _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__3();
+lean_mark_persistent(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__3);
+l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__4 = _init_l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__4();
+lean_mark_persistent(l___private_Lean_Elab_Match_0__Lean_Elab_Term_isMatchUnit_x3f___closed__4);
 l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___lambda__1___closed__1 = _init_l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___lambda__1___closed__1();
 lean_mark_persistent(l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___lambda__1___closed__1);
 l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___lambda__1___closed__2 = _init_l_List_forIn_loop___at___private_Lean_Elab_Match_0__Lean_Elab_Term_elabMatchAux___spec__4___lambda__1___closed__2();
@@ -29388,7 +31143,7 @@ lean_mark_persistent(l___regBuiltin_Lean_Elab_Term_elabMatch___closed__1);
 res = l___regBuiltin_Lean_Elab_Term_elabMatch(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-res = l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_8492_(lean_io_mk_world());
+res = l_Lean_Elab_Term_initFn____x40_Lean_Elab_Match___hyg_8715_(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
 l_Lean_Elab_Term_elabNoMatch___closed__1 = _init_l_Lean_Elab_Term_elabNoMatch___closed__1();