diff --git a/stage0/src/Lean/Elab/Tactic/Binders.lean b/stage0/src/Lean/Elab/Tactic/Binders.lean
new file mode 100644
index 0000000000..295156ff12
--- /dev/null
+++ b/stage0/src/Lean/Elab/Tactic/Binders.lean
@@ -0,0 +1,34 @@
+/-
+Copyright (c) 2020 Microsoft Corporation. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Leonardo de Moura
+-/
+import Lean.Elab.Tactic.Basic
+
+namespace Lean
+namespace Elab
+namespace Tactic
+
+private def liftTermBinderSyntax : Macro :=
+fun stx => do
+  hole ← `(?_);
+  match stx.getKind with
+  | Name.str (Name.str p "Tactic" _) s _ =>
+    let kind := mkNameStr (mkNameStr p "Term") s;
+    let termStx := Syntax.node kind (stx.getArgs ++ #[mkAtomFrom stx "; ", hole]);
+    `(tactic| refine $termStx)
+  | _ => Macro.throwError stx "unexpected binder syntax"
+
+@[builtinMacro Lean.Parser.Tactic.have] def expandHaveTactic : Macro := liftTermBinderSyntax
+@[builtinMacro Lean.Parser.Tactic.let] def expandLetTactic : Macro := liftTermBinderSyntax
+@[builtinMacro Lean.Parser.Tactic.«let!»] def expandLetBangTactic : Macro := liftTermBinderSyntax
+@[builtinMacro Lean.Parser.Tactic.suffices] def expandSufficesTactic : Macro := liftTermBinderSyntax
+
+@[builtinMacro Lean.Parser.Tactic.show] def expandShowTactic : Macro :=
+fun stx =>
+  let type := stx.getArg 1;
+  `(tactic| refine (show $type from ?_))
+
+end Tactic
+end Elab
+end Lean
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Binders.c b/stage0/stdlib/Lean/Elab/Tactic/Binders.c
new file mode 100644
index 0000000000..96a52fb194
--- /dev/null
+++ b/stage0/stdlib/Lean/Elab/Tactic/Binders.c
@@ -0,0 +1,845 @@
+// Lean compiler output
+// Module: Lean.Elab.Tactic.Binders
+// Imports: Init Lean.Elab.Tactic.Basic
+#include <lean/lean.h>
+#if defined(__clang__)
+#pragma clang diagnostic ignored "-Wunused-parameter"
+#pragma clang diagnostic ignored "-Wunused-label"
+#elif defined(__GNUC__) && !defined(__CLANG__)
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic ignored "-Wunused-label"
+#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
+#endif
+#ifdef __cplusplus
+extern "C" {
+#endif
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__3;
+extern lean_object* l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__5;
+lean_object* l_Lean_Elab_Tactic_expandLetTactic(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__15;
+lean_object* l_Lean_Elab_Tactic_expandHaveTactic(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__14;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__3;
+extern lean_object* l_Prod_HasRepr___rarg___closed__1;
+extern lean_object* l_Array_empty___closed__1;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__2;
+lean_object* l_Lean_Elab_Tactic_expandLetTactic___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic(lean_object*);
+lean_object* lean_array_push(lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__2;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__6;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic(lean_object*);
+lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l___private_Lean_Elab_Term_5__hasCDot___main___closed__1;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__1;
+lean_object* l_Lean_Elab_Tactic_expandLetBangTactic(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__7;
+lean_object* lean_name_mk_string(lean_object*, lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__2;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__10;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__3;
+extern lean_object* l_Lean_mkAppStx___closed__6;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__1;
+lean_object* l_Lean_Elab_Tactic_expandSufficesTactic___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__8;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5;
+extern lean_object* l_Lean_Parser_Error_toString___closed__2;
+lean_object* l_Lean_Elab_Tactic_expandHaveTactic___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_expandShowTactic(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Parser_FirstTokens_toStr___closed__3;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__11;
+lean_object* l_Lean_Elab_Tactic_expandSufficesTactic(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_nullKind___closed__2;
+lean_object* l_Lean_mkAtomFrom(lean_object*, lean_object*);
+extern lean_object* l_Option_HasRepr___rarg___closed__3;
+lean_object* l_Lean_Elab_Tactic_expandLetBangTactic___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__3;
+lean_object* l_Lean_Macro_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_mkAppStx___closed__5;
+extern lean_object* l_Lean_Elab_macroAttribute;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__1;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__12;
+extern lean_object* l_Lean_SourceInfo_inhabited___closed__1;
+lean_object* l_Lean_Syntax_getArgs(lean_object*);
+lean_object* l_Lean_Syntax_getKind(lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__2;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__13;
+extern lean_object* l_Lean_mkAppStx___closed__9;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__8;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__1;
+extern lean_object* l_Lean_Elab_Tactic_evalIntro___closed__29;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__3;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(lean_object*, lean_object*, lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__3;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandShowTactic(lean_object*);
+lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic(lean_object*);
+extern lean_object* l___regBuiltin_Lean_Elab_Term_elabSyntheticHole___closed__2;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__4;
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic(lean_object*);
+extern lean_object* l___private_Lean_Meta_Tactic_Util_1__regTraceClasses___closed__1;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__9;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__2;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9;
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___closed__1;
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4;
+uint8_t lean_string_dec_eq(lean_object*, lean_object*);
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_SourceInfo_inhabited___closed__1;
+x_2 = l_Lean_Parser_FirstTokens_toStr___closed__3;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Array_empty___closed__1;
+x_2 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__1;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__2;
+x_2 = l_Lean_Elab_Tactic_evalIntro___closed__29;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l___regBuiltin_Lean_Elab_Term_elabSyntheticHole___closed__2;
+x_2 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__3;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("unexpected binder syntax");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("refine");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+x_2 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_SourceInfo_inhabited___closed__1;
+x_2 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Array_empty___closed__1;
+x_2 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__8;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+lean_inc(x_1);
+x_4 = l_Lean_Syntax_getKind(x_1);
+if (lean_obj_tag(x_4) == 1)
+{
+lean_object* x_5; 
+x_5 = lean_ctor_get(x_4, 0);
+lean_inc(x_5);
+if (lean_obj_tag(x_5) == 1)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_6 = lean_ctor_get(x_4, 1);
+lean_inc(x_6);
+lean_dec(x_4);
+x_7 = lean_ctor_get(x_5, 0);
+lean_inc(x_7);
+x_8 = lean_ctor_get(x_5, 1);
+lean_inc(x_8);
+lean_dec(x_5);
+x_9 = l___private_Lean_Meta_Tactic_Util_1__regTraceClasses___closed__1;
+x_10 = lean_string_dec_eq(x_8, x_9);
+lean_dec(x_8);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_7);
+lean_dec(x_6);
+x_11 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5;
+x_12 = l_Lean_Macro_throwError___rarg(x_1, x_11, x_2, x_3);
+return x_12;
+}
+else
+{
+lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_13 = l_Lean_mkAppStx___closed__5;
+x_14 = lean_name_mk_string(x_7, x_13);
+x_15 = lean_name_mk_string(x_14, x_6);
+x_16 = l_Lean_Syntax_getArgs(x_1);
+x_17 = l_Lean_Parser_Error_toString___closed__2;
+x_18 = l_Lean_mkAtomFrom(x_1, x_17);
+lean_dec(x_1);
+x_19 = l_Lean_mkAppStx___closed__9;
+x_20 = lean_array_push(x_19, x_18);
+x_21 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4;
+x_22 = lean_array_push(x_20, x_21);
+x_23 = lean_unsigned_to_nat(0u);
+x_24 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_22, x_22, x_23, x_16);
+lean_dec(x_22);
+x_25 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_25, 0, x_15);
+lean_ctor_set(x_25, 1, x_24);
+x_26 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9;
+x_27 = lean_array_push(x_26, x_25);
+x_28 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7;
+x_29 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_27);
+x_30 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_3);
+return x_30;
+}
+}
+else
+{
+lean_object* x_31; lean_object* x_32; 
+lean_dec(x_5);
+lean_dec(x_4);
+x_31 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5;
+x_32 = l_Lean_Macro_throwError___rarg(x_1, x_31, x_2, x_3);
+return x_32;
+}
+}
+else
+{
+lean_object* x_33; lean_object* x_34; 
+lean_dec(x_4);
+x_33 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5;
+x_34 = l_Lean_Macro_throwError___rarg(x_1, x_33, x_2, x_3);
+return x_34;
+}
+}
+}
+lean_object* l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(x_1, x_2, x_3);
+lean_dec(x_2);
+return x_4;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandHaveTactic(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandHaveTactic___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Elab_Tactic_expandHaveTactic(x_1, x_2, x_3);
+lean_dec(x_2);
+return x_4;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("have");
+return x_1;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+x_2 = l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_expandHaveTactic___boxed), 3, 0);
+return x_1;
+}
+}
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_2 = l_Lean_Elab_macroAttribute;
+x_3 = l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__2;
+x_4 = l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__3;
+x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandLetTactic(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandLetTactic___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Elab_Tactic_expandLetTactic(x_1, x_2, x_3);
+lean_dec(x_2);
+return x_4;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("let");
+return x_1;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+x_2 = l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_expandLetTactic___boxed), 3, 0);
+return x_1;
+}
+}
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetTactic(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_2 = l_Lean_Elab_macroAttribute;
+x_3 = l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__2;
+x_4 = l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__3;
+x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandLetBangTactic(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandLetBangTactic___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Elab_Tactic_expandLetBangTactic(x_1, x_2, x_3);
+lean_dec(x_2);
+return x_4;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("let!");
+return x_1;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+x_2 = l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_expandLetBangTactic___boxed), 3, 0);
+return x_1;
+}
+}
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_2 = l_Lean_Elab_macroAttribute;
+x_3 = l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2;
+x_4 = l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__3;
+x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandSufficesTactic(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandSufficesTactic___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Elab_Tactic_expandSufficesTactic(x_1, x_2, x_3);
+lean_dec(x_2);
+return x_4;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("suffices");
+return x_1;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+x_2 = l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_expandSufficesTactic___boxed), 3, 0);
+return x_1;
+}
+}
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_2 = l_Lean_Elab_macroAttribute;
+x_3 = l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__2;
+x_4 = l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__3;
+x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
+return x_5;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_SourceInfo_inhabited___closed__1;
+x_2 = l_Prod_HasRepr___rarg___closed__1;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Array_empty___closed__1;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__1;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("show");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_mkAppStx___closed__6;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__3;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_SourceInfo_inhabited___closed__1;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__3;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Array_empty___closed__1;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__5;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__7() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("fromTerm");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_mkAppStx___closed__6;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__7;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__9() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("from");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__10() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_SourceInfo_inhabited___closed__1;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__9;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__11() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Array_empty___closed__1;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__10;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__12() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_expandShowTactic___closed__11;
+x_2 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4;
+x_3 = lean_array_push(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__13() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_expandShowTactic___closed__8;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__12;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__14() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_nullKind___closed__2;
+x_2 = l_Array_empty___closed__1;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_expandShowTactic___closed__15() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_SourceInfo_inhabited___closed__1;
+x_2 = l_Option_HasRepr___rarg___closed__3;
+x_3 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandShowTactic(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_4 = lean_unsigned_to_nat(1u);
+x_5 = l_Lean_Syntax_getArg(x_1, x_4);
+x_6 = l_Lean_Elab_Tactic_expandShowTactic___closed__6;
+x_7 = lean_array_push(x_6, x_5);
+x_8 = l_Lean_Elab_Tactic_expandShowTactic___closed__13;
+x_9 = lean_array_push(x_7, x_8);
+x_10 = l_Lean_Elab_Tactic_expandShowTactic___closed__4;
+x_11 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_11, 0, x_10);
+lean_ctor_set(x_11, 1, x_9);
+x_12 = l_Array_empty___closed__1;
+x_13 = lean_array_push(x_12, x_11);
+x_14 = l_Lean_Elab_Tactic_expandShowTactic___closed__14;
+x_15 = lean_array_push(x_13, x_14);
+x_16 = l_Lean_nullKind___closed__2;
+x_17 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+x_18 = l_Lean_Elab_Tactic_expandShowTactic___closed__2;
+x_19 = lean_array_push(x_18, x_17);
+x_20 = l_Lean_Elab_Tactic_expandShowTactic___closed__15;
+x_21 = lean_array_push(x_19, x_20);
+x_22 = l___private_Lean_Elab_Term_5__hasCDot___main___closed__1;
+x_23 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_21);
+x_24 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9;
+x_25 = lean_array_push(x_24, x_23);
+x_26 = l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7;
+x_27 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_25);
+x_28 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_3);
+return x_28;
+}
+}
+lean_object* l_Lean_Elab_Tactic_expandShowTactic___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Elab_Tactic_expandShowTactic(x_1, x_2, x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_mkTacticAttribute___closed__8;
+x_2 = l_Lean_Elab_Tactic_expandShowTactic___closed__3;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_expandShowTactic___boxed), 3, 0);
+return x_1;
+}
+}
+lean_object* l___regBuiltin_Lean_Elab_Tactic_expandShowTactic(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_2 = l_Lean_Elab_macroAttribute;
+x_3 = l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__1;
+x_4 = l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2;
+x_5 = l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(x_2, x_3, x_4, x_1);
+return x_5;
+}
+}
+lean_object* initialize_Init(lean_object*);
+lean_object* initialize_Lean_Elab_Tactic_Basic(lean_object*);
+static bool _G_initialized = false;
+lean_object* initialize_Lean_Elab_Tactic_Binders(lean_object* w) {
+lean_object * res;
+if (_G_initialized) return lean_mk_io_result(lean_box(0));
+_G_initialized = true;
+res = initialize_Init(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+res = initialize_Lean_Elab_Tactic_Basic(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__1 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__1();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__1);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__2 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__2();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__2);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__3 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__3();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__3);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__4);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__5);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__6);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__7);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__8 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__8();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__8);
+l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9 = _init_l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Binders_1__liftTermBinderSyntax___closed__9);
+l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__1 = _init_l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__1();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__1);
+l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__2 = _init_l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__2();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__2);
+l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__3 = _init_l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__3();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic___closed__3);
+res = l___regBuiltin_Lean_Elab_Tactic_expandHaveTactic(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1 = _init_l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__1);
+l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__2 = _init_l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__2();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__2);
+l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__3 = _init_l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__3();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandLetTactic___closed__3);
+res = l___regBuiltin_Lean_Elab_Tactic_expandLetTactic(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__1 = _init_l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__1();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__1);
+l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2 = _init_l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__2);
+l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__3 = _init_l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__3();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic___closed__3);
+res = l___regBuiltin_Lean_Elab_Tactic_expandLetBangTactic(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1 = _init_l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__1);
+l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__2 = _init_l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__2();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__2);
+l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__3 = _init_l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__3();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic___closed__3);
+res = l___regBuiltin_Lean_Elab_Tactic_expandSufficesTactic(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Lean_Elab_Tactic_expandShowTactic___closed__1 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__1();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__1);
+l_Lean_Elab_Tactic_expandShowTactic___closed__2 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__2();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__2);
+l_Lean_Elab_Tactic_expandShowTactic___closed__3 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__3();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__3);
+l_Lean_Elab_Tactic_expandShowTactic___closed__4 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__4();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__4);
+l_Lean_Elab_Tactic_expandShowTactic___closed__5 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__5();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__5);
+l_Lean_Elab_Tactic_expandShowTactic___closed__6 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__6();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__6);
+l_Lean_Elab_Tactic_expandShowTactic___closed__7 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__7();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__7);
+l_Lean_Elab_Tactic_expandShowTactic___closed__8 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__8();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__8);
+l_Lean_Elab_Tactic_expandShowTactic___closed__9 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__9();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__9);
+l_Lean_Elab_Tactic_expandShowTactic___closed__10 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__10();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__10);
+l_Lean_Elab_Tactic_expandShowTactic___closed__11 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__11();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__11);
+l_Lean_Elab_Tactic_expandShowTactic___closed__12 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__12();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__12);
+l_Lean_Elab_Tactic_expandShowTactic___closed__13 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__13();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__13);
+l_Lean_Elab_Tactic_expandShowTactic___closed__14 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__14();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__14);
+l_Lean_Elab_Tactic_expandShowTactic___closed__15 = _init_l_Lean_Elab_Tactic_expandShowTactic___closed__15();
+lean_mark_persistent(l_Lean_Elab_Tactic_expandShowTactic___closed__15);
+l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__1 = _init_l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__1();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__1);
+l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2 = _init_l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2();
+lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_expandShowTactic___closed__2);
+res = l___regBuiltin_Lean_Elab_Tactic_expandShowTactic(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+return lean_mk_io_result(lean_box(0));
+}
+#ifdef __cplusplus
+}
+#endif