; LLVM IR from kazunetakahashi/atcoder :: 201510_201609/0130_disco2015_qual (C2)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::_Identity<std::__cxx11::basic_string<char>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::_Identity<std::__cxx11::basic_string<char>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@_Z1AB5cxx11 = external dso_local global [1010 x %"class.std::set"], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::pair", align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %11 = alloca %"class.std::set", align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"struct.std::pair", align 8
  %15 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %16 = alloca %"struct.std::pair", align 8
  %17 = alloca i32, align 4
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %20 = alloca %"class.std::set", align 8
  %21 = alloca i32, align 4
  %22 = alloca %"class.std::__cxx11::basic_string", align 8
  %23 = alloca %"struct.std::pair", align 8
  %24 = alloca i32, align 4
  %25 = alloca %"class.std::__cxx11::basic_string", align 8
  %26 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %27 = alloca %"class.std::__cxx11::basic_string", align 8
  %28 = alloca %"struct.std::pair", align 8
  %29 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %30 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %31 unwind label %45

31:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  %32 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %33 unwind label %49

33:                                               ; preds = %31
  %34 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1AB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %35 unwind label %49

35:                                               ; preds = %33
  %36 = getelementptr inbounds { ptr, i8 }, ptr %6, i32 0, i32 0
  %37 = extractvalue { ptr, i8 } %34, 0
  store ptr %37, ptr %36, align 8
  %38 = getelementptr inbounds { ptr, i8 }, ptr %6, i32 0, i32 1
  %39 = extractvalue { ptr, i8 } %34, 1
  store i8 %39, ptr %38, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %109, %35
  %41 = load i32, ptr %7, align 4, !tbaa !5
  %42 = load i32, ptr %5, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %53, label %44

44:                                               ; preds = %40
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %118

45:                                               ; preds = %0
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %3, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %4, align 4
  br label %247

49:                                               ; preds = %33, %31
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %3, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %4, align 4
  br label %246

53:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %54 = load i32, ptr %7, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %55
  %57 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %56) #6
  %58 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %10, i32 0, i32 0
  store ptr %57, ptr %58, align 8
  %59 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %59)
          to label %60 unwind label %67

60:                                               ; preds = %53
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %11) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %61

61:                                               ; preds = %83, %60
  %62 = load i32, ptr %12, align 4, !tbaa !5
  %63 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  %64 = trunc i64 %63 to i32
  %65 = icmp slt i32 %62, %64
  br i1 %65, label %71, label %66

66:                                               ; preds = %61
  store i32 5, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %95

67:                                               ; preds = %53
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %3, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %117

71:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %72 unwind label %86

72:                                               ; preds = %71
  %73 = load i32, ptr %12, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5eraseEmm(ptr noundef nonnull align 8 dereferenceable(32) %13, i64 noundef %74, i64 noundef 1)
          to label %76 unwind label %90

76:                                               ; preds = %72
  %77 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(32) %13)
          to label %78 unwind label %90

78:                                               ; preds = %76
  %79 = getelementptr inbounds { ptr, i8 }, ptr %14, i32 0, i32 0
  %80 = extractvalue { ptr, i8 } %77, 0
  store ptr %80, ptr %79, align 8
  %81 = getelementptr inbounds { ptr, i8 }, ptr %14, i32 0, i32 1
  %82 = extractvalue { ptr, i8 } %77, 1
  store i8 %82, ptr %81, align 8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #6
  br label %83

83:                                               ; preds = %78
  %84 = load i32, ptr %12, align 4, !tbaa !5
  %85 = add nsw i32 %84, 1
  store i32 %85, ptr %12, align 4, !tbaa !5
  br label %61, !llvm.loop !9

86:                                               ; preds = %71
  %87 = landingpad { ptr, i32 }
          cleanup
  %88 = extractvalue { ptr, i32 } %87, 0
  store ptr %88, ptr %3, align 8
  %89 = extractvalue { ptr, i32 } %87, 1
  store i32 %89, ptr %4, align 4
  br label %94

90:                                               ; preds = %76, %72
  %91 = landingpad { ptr, i32 }
          cleanup
  %92 = extractvalue { ptr, i32 } %91, 0
  store ptr %92, ptr %3, align 8
  %93 = extractvalue { ptr, i32 } %91, 1
  store i32 %93, ptr %4, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  br label %94

94:                                               ; preds = %90, %86
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %116

95:                                               ; preds = %66
  %96 = load i32, ptr %7, align 4, !tbaa !5
  %97 = add nsw i32 %96, 1
  %98 = sext i32 %97 to i64
  %99 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %98
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  %100 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #6
  %101 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %15, i32 0, i32 0
  store ptr %100, ptr %101, align 8
  %102 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #6
  %103 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) %99, ptr noundef nonnull align 8 dereferenceable(32) %102)
          to label %104 unwind label %112

104:                                              ; preds = %95
  %105 = getelementptr inbounds { ptr, i8 }, ptr %16, i32 0, i32 0
  %106 = extractvalue { ptr, i8 } %103, 0
  store ptr %106, ptr %105, align 8
  %107 = getelementptr inbounds { ptr, i8 }, ptr %16, i32 0, i32 1
  %108 = extractvalue { ptr, i8 } %103, 1
  store i8 %108, ptr %107, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %11) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br label %109

109:                                              ; preds = %104
  %110 = load i32, ptr %7, align 4, !tbaa !5
  %111 = add nsw i32 %110, 1
  store i32 %111, ptr %7, align 4, !tbaa !5
  br label %40, !llvm.loop !11

112:                                              ; preds = %95
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %3, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  br label %116

116:                                              ; preds = %112, %94
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %11) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  br label %117

117:                                              ; preds = %116, %67
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %246

118:                                              ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  store i32 0, ptr %17, align 4, !tbaa !5
  br label %119

119:                                              ; preds = %184, %118
  %120 = load i32, ptr %17, align 4, !tbaa !5
  %121 = load i32, ptr %5, align 4, !tbaa !5
  %122 = icmp slt i32 %120, %121
  br i1 %122, label %124, label %123

123:                                              ; preds = %119
  store i32 8, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %188

124:                                              ; preds = %119
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #6
  %125 = load i32, ptr %17, align 4, !tbaa !5
  %126 = sext i32 %125 to i64
  %127 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %126
  %128 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %127) #6
  %129 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %19, i32 0, i32 0
  store ptr %128, ptr %129, align 8
  %130 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %18, ptr noundef nonnull align 8 dereferenceable(32) %130)
          to label %131 unwind label %138

131:                                              ; preds = %124
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %20) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %20) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  store i32 0, ptr %21, align 4, !tbaa !5
  br label %132

132:                                              ; preds = %178, %131
  %133 = load i32, ptr %21, align 4, !tbaa !5
  %134 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  %135 = trunc i64 %134 to i32
  %136 = icmp slt i32 %133, %135
  br i1 %136, label %142, label %137

137:                                              ; preds = %132
  store i32 11, ptr %8, align 4
  br label %182

138:                                              ; preds = %124
  %139 = landingpad { ptr, i32 }
          cleanup
  %140 = extractvalue { ptr, i32 } %139, 0
  store ptr %140, ptr %3, align 8
  %141 = extractvalue { ptr, i32 } %139, 1
  store i32 %141, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  br label %187

142:                                              ; preds = %132
  call void @llvm.lifetime.start.p0(i64 32, ptr %22) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %22, ptr noundef nonnull align 8 dereferenceable(32) %18)
          to label %143 unwind label %166

143:                                              ; preds = %142
  %144 = load i32, ptr %21, align 4, !tbaa !5
  %145 = sext i32 %144 to i64
  %146 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %22, i64 noundef %145)
          to label %147 unwind label %170

147:                                              ; preds = %143
  %148 = load i8, ptr %146, align 1, !tbaa !12
  %149 = sext i8 %148 to i32
  %150 = icmp ne i32 %149, 97
  br i1 %150, label %151, label %174

151:                                              ; preds = %147
  %152 = load i32, ptr %21, align 4, !tbaa !5
  %153 = sext i32 %152 to i64
  %154 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %22, i64 noundef %153)
          to label %155 unwind label %170

155:                                              ; preds = %151
  store i8 97, ptr %154, align 1, !tbaa !12
  %156 = load i32, ptr %17, align 4, !tbaa !5
  %157 = add nsw i32 %156, 1
  %158 = sext i32 %157 to i64
  %159 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %158
  %160 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) %159, ptr noundef nonnull align 8 dereferenceable(32) %22)
          to label %161 unwind label %170

161:                                              ; preds = %155
  %162 = getelementptr inbounds { ptr, i8 }, ptr %23, i32 0, i32 0
  %163 = extractvalue { ptr, i8 } %160, 0
  store ptr %163, ptr %162, align 8
  %164 = getelementptr inbounds { ptr, i8 }, ptr %23, i32 0, i32 1
  %165 = extractvalue { ptr, i8 } %160, 1
  store i8 %165, ptr %164, align 8
  store i32 11, ptr %8, align 4
  br label %175

166:                                              ; preds = %142
  %167 = landingpad { ptr, i32 }
          cleanup
  %168 = extractvalue { ptr, i32 } %167, 0
  store ptr %168, ptr %3, align 8
  %169 = extractvalue { ptr, i32 } %167, 1
  store i32 %169, ptr %4, align 4
  br label %181

170:                                              ; preds = %155, %151, %143
  %171 = landingpad { ptr, i32 }
          cleanup
  %172 = extractvalue { ptr, i32 } %171, 0
  store ptr %172, ptr %3, align 8
  %173 = extractvalue { ptr, i32 } %171, 1
  store i32 %173, ptr %4, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #6
  br label %181

174:                                              ; preds = %147
  store i32 0, ptr %8, align 4
  br label %175

175:                                              ; preds = %174, %161
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #6
  %176 = load i32, ptr %8, align 4
  switch i32 %176, label %182 [
    i32 0, label %177
  ]

177:                                              ; preds = %175
  br label %178

178:                                              ; preds = %177
  %179 = load i32, ptr %21, align 4, !tbaa !5
  %180 = add nsw i32 %179, 1
  store i32 %180, ptr %21, align 4, !tbaa !5
  br label %132, !llvm.loop !13

181:                                              ; preds = %170, %166
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %20) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %20) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  br label %187

182:                                              ; preds = %175, %137
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  br label %183

183:                                              ; preds = %182
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %20) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %20) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #6
  br label %184

184:                                              ; preds = %183
  %185 = load i32, ptr %17, align 4, !tbaa !5
  %186 = add nsw i32 %185, 1
  store i32 %186, ptr %17, align 4, !tbaa !5
  br label %119, !llvm.loop !14

187:                                              ; preds = %181, %138
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %246

188:                                              ; preds = %123
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #6
  store i32 0, ptr %24, align 4, !tbaa !5
  br label %189

189:                                              ; preds = %213, %188
  %190 = load i32, ptr %24, align 4, !tbaa !5
  %191 = load i32, ptr %5, align 4, !tbaa !5
  %192 = icmp slt i32 %190, %191
  br i1 %192, label %194, label %193

193:                                              ; preds = %189
  store i32 14, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  br label %230

194:                                              ; preds = %189
  call void @llvm.lifetime.start.p0(i64 32, ptr %25) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #6
  %195 = load i32, ptr %24, align 4, !tbaa !5
  %196 = sext i32 %195 to i64
  %197 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %196
  %198 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %197) #6
  %199 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %26, i32 0, i32 0
  store ptr %198, ptr %199, align 8
  %200 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %26) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %25, ptr noundef nonnull align 8 dereferenceable(32) %200)
          to label %201 unwind label %216

201:                                              ; preds = %194
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #6
  %202 = load i32, ptr %24, align 4, !tbaa !5
  %203 = add nsw i32 %202, 1
  %204 = sext i32 %203 to i64
  %205 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %204
  call void @llvm.lifetime.start.p0(i64 32, ptr %27) #6
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %27, i8 noundef signext 97, ptr noundef nonnull align 8 dereferenceable(32) %25)
          to label %206 unwind label %220

206:                                              ; preds = %201
  %207 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertEOS5_(ptr noundef nonnull align 8 dereferenceable(48) %205, ptr noundef nonnull align 8 dereferenceable(32) %27)
          to label %208 unwind label %224

208:                                              ; preds = %206
  %209 = getelementptr inbounds { ptr, i8 }, ptr %28, i32 0, i32 0
  %210 = extractvalue { ptr, i8 } %207, 0
  store ptr %210, ptr %209, align 8
  %211 = getelementptr inbounds { ptr, i8 }, ptr %28, i32 0, i32 1
  %212 = extractvalue { ptr, i8 } %207, 1
  store i8 %212, ptr %211, align 8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %27) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %27) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %25) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %25) #6
  br label %213

213:                                              ; preds = %208
  %214 = load i32, ptr %24, align 4, !tbaa !5
  %215 = add nsw i32 %214, 1
  store i32 %215, ptr %24, align 4, !tbaa !5
  br label %189, !llvm.loop !15

216:                                              ; preds = %194
  %217 = landingpad { ptr, i32 }
          cleanup
  %218 = extractvalue { ptr, i32 } %217, 0
  store ptr %218, ptr %3, align 8
  %219 = extractvalue { ptr, i32 } %217, 1
  store i32 %219, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #6
  br label %229

220:                                              ; preds = %201
  %221 = landingpad { ptr, i32 }
          cleanup
  %222 = extractvalue { ptr, i32 } %221, 0
  store ptr %222, ptr %3, align 8
  %223 = extractvalue { ptr, i32 } %221, 1
  store i32 %223, ptr %4, align 4
  br label %228

224:                                              ; preds = %206
  %225 = landingpad { ptr, i32 }
          cleanup
  %226 = extractvalue { ptr, i32 } %225, 0
  store ptr %226, ptr %3, align 8
  %227 = extractvalue { ptr, i32 } %225, 1
  store i32 %227, ptr %4, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %27) #6
  br label %228

228:                                              ; preds = %224, %220
  call void @llvm.lifetime.end.p0(i64 32, ptr %27) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %25) #6
  br label %229

229:                                              ; preds = %228, %216
  call void @llvm.lifetime.end.p0(i64 32, ptr %25) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  br label %246

230:                                              ; preds = %193
  call void @llvm.lifetime.start.p0(i64 8, ptr %29) #6
  %231 = load i32, ptr %5, align 4, !tbaa !5
  %232 = sext i32 %231 to i64
  %233 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %232
  %234 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %233) #6
  %235 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %29, i32 0, i32 0
  store ptr %234, ptr %235, align 8
  %236 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %29) #6
  %237 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %236)
          to label %238 unwind label %242

238:                                              ; preds = %230
  %239 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %237, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %240 unwind label %242

240:                                              ; preds = %238
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #6
  %241 = load i32, ptr %1, align 4
  ret i32 %241

242:                                              ; preds = %238, %230
  %243 = landingpad { ptr, i32 }
          cleanup
  %244 = extractvalue { ptr, i32 } %243, 0
  store ptr %244, ptr %3, align 8
  %245 = extractvalue { ptr, i32 } %243, 1
  store i32 %245, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #6
  br label %246

246:                                              ; preds = %242, %229, %187, %117, %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %247

247:                                              ; preds = %246, %45
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #6
  br label %248

248:                                              ; preds = %247
  %249 = load ptr, ptr %3, align 8
  %250 = load i32, ptr %4, align 4
  %251 = insertvalue { ptr, i32 } poison, ptr %249, 0
  %252 = insertvalue { ptr, i32 } %251, i32 %250, 1
  resume { ptr, i32 } %252
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #3

declare i32 @__gxx_personality_v0(...)

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5eraseEmm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertEOS5_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i8 noundef signext, ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!7, !7, i64 0}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::_Identity<std::__cxx11::basic_string<char>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::_Identity<std::__cxx11::basic_string<char>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@_Z1AB5cxx11 = external dso_local global [1010 x %"class.std::set"], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %5 = alloca %"class.std::set", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %10 = alloca %"class.std::set", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  %16 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %17 unwind label %24

17:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %18 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %19 unwind label %26

19:                                               ; preds = %17
  %20 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) @_Z1AB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %.preheader57 unwind label %26

.preheader57:                                     ; preds = %19
  %21 = load i32, ptr %2, align 4, !tbaa !5
  %22 = icmp sgt i32 %21, 0
  br i1 %22, label %.lr.ph64, label %.preheader.._crit_edge73_crit_edge

.preheader56:                                     ; preds = %54
  %23 = icmp sgt i32 %55, 0
  br i1 %23, label %.lr.ph70, label %.preheader.._crit_edge73_crit_edge

24:                                               ; preds = %0
  %25 = landingpad { ptr, i32 }
          cleanup
  br label %124

26:                                               ; preds = %19, %17
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %123

.lr.ph64:                                         ; preds = %.preheader57, %54
  %indvars.iv78 = phi i64 [ %indvars.iv.next79, %54 ], [ 0, %.preheader57 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #6
  %28 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %indvars.iv78
  %29 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %28) #6
  store ptr %29, ptr %4, align 8
  %30 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %30)
          to label %31 unwind label %39

31:                                               ; preds = %.lr.ph64
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %32 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %33 = trunc i64 %32 to i32
  %34 = icmp sgt i32 %33, 0
  br i1 %34, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %45, %31
  %indvars.iv.next79 = add nuw nsw i64 %indvars.iv78, 1
  %35 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %indvars.iv.next79
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  %36 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  store ptr %36, ptr %7, align 8
  %37 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #6
  %38 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) %35, ptr noundef nonnull align 8 dereferenceable(32) %37)
          to label %54 unwind label %58

39:                                               ; preds = %.lr.ph64
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  br label %61

.lr.ph:                                           ; preds = %31, %45
  %indvars.iv = phi i64 [ %indvars.iv.next, %45 ], [ 0, %31 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %41 unwind label %49

41:                                               ; preds = %.lr.ph
  %42 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5eraseEmm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %indvars.iv, i64 noundef 1)
          to label %43 unwind label %51

43:                                               ; preds = %41
  %44 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %45 unwind label %51

45:                                               ; preds = %43
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #6
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %46 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %sext = shl i64 %46, 32
  %47 = ashr exact i64 %sext, 32
  %48 = icmp slt i64 %indvars.iv.next, %47
  br i1 %48, label %.lr.ph, label %._crit_edge, !llvm.loop !9

49:                                               ; preds = %.lr.ph
  %50 = landingpad { ptr, i32 }
          cleanup
  br label %53

51:                                               ; preds = %43, %41
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  br label %53

53:                                               ; preds = %51, %49
  %.pn50 = phi { ptr, i32 } [ %52, %51 ], [ %50, %49 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #6
  br label %60

54:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  %55 = load i32, ptr %2, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = icmp slt i64 %indvars.iv.next79, %56
  br i1 %57, label %.lr.ph64, label %.preheader56, !llvm.loop !11

58:                                               ; preds = %._crit_edge
  %59 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  br label %60

60:                                               ; preds = %58, %53
  %.pn50.pn = phi { ptr, i32 } [ %.pn50, %53 ], [ %59, %58 ]
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  br label %61

61:                                               ; preds = %60, %39
  %.pn50.pn.pn = phi { ptr, i32 } [ %.pn50.pn, %60 ], [ %40, %39 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  br label %123

.preheader:                                       ; preds = %.loopexit
  %62 = icmp sgt i32 %91, 0
  br i1 %62, label %.lr.ph72, label %.preheader.._crit_edge73_crit_edge

.preheader.._crit_edge73_crit_edge:               ; preds = %.preheader57, %.preheader56, %.preheader
  %63 = phi i32 [ %91, %.preheader ], [ %55, %.preheader56 ], [ %21, %.preheader57 ]
  %.pre = sext i32 %63 to i64
  br label %._crit_edge73

.lr.ph70:                                         ; preds = %.preheader56, %.loopexit
  %indvars.iv84 = phi i64 [ %indvars.iv.next85, %.loopexit ], [ 0, %.preheader56 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #6
  %64 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %indvars.iv84
  %65 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %64) #6
  store ptr %65, ptr %9, align 8
  %66 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %66)
          to label %67 unwind label %71

67:                                               ; preds = %.lr.ph70
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %10) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #6
  %68 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  %69 = trunc i64 %68 to i32
  %70 = icmp sgt i32 %69, 0
  br i1 %70, label %.lr.ph67, label %.loopexit

71:                                               ; preds = %.lr.ph70
  %72 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  br label %94

.lr.ph67:                                         ; preds = %67, %86
  %indvars.iv81 = phi i64 [ %indvars.iv.next82, %86 ], [ 0, %67 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %73 unwind label %81

73:                                               ; preds = %.lr.ph67
  %74 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %11, i64 noundef %indvars.iv81)
  %75 = load i8, ptr %74, align 1, !tbaa !12
  %.not = icmp eq i8 %75, 97
  br i1 %.not, label %86, label %76

76:                                               ; preds = %73
  %77 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %11, i64 noundef %indvars.iv81)
  store i8 97, ptr %77, align 1, !tbaa !12
  %78 = add nuw nsw i64 %indvars.iv84, 1
  %79 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %78
  %80 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48) %79, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %85 unwind label %83

81:                                               ; preds = %.lr.ph67
  %82 = landingpad { ptr, i32 }
          cleanup
  br label %90

83:                                               ; preds = %76
  %84 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  br label %90

85:                                               ; preds = %76
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #6
  br label %.loopexit

86:                                               ; preds = %73
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #6
  %indvars.iv.next82 = add nuw nsw i64 %indvars.iv81, 1
  %87 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  %sext90 = shl i64 %87, 32
  %88 = ashr exact i64 %sext90, 32
  %89 = icmp slt i64 %indvars.iv.next82, %88
  br i1 %89, label %.lr.ph67, label %.loopexit, !llvm.loop !13

90:                                               ; preds = %83, %81
  %.pn47 = phi { ptr, i32 } [ %84, %83 ], [ %82, %81 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #6
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %10) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %94

.loopexit:                                        ; preds = %86, %67, %85
  call void @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %10) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  %indvars.iv.next85 = add nuw nsw i64 %indvars.iv84, 1
  %91 = load i32, ptr %2, align 4, !tbaa !5
  %92 = sext i32 %91 to i64
  %93 = icmp slt i64 %indvars.iv.next85, %92
  br i1 %93, label %.lr.ph70, label %.preheader, !llvm.loop !14

94:                                               ; preds = %90, %71
  %.pn47.pn = phi { ptr, i32 } [ %.pn47, %90 ], [ %72, %71 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  br label %123

._crit_edge73:                                    ; preds = %106, %.preheader.._crit_edge73_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.preheader.._crit_edge73_crit_edge ], [ %108, %106 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #6
  %95 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %.pre-phi
  %96 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %95) #6
  store ptr %96, ptr %15, align 8
  %97 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #6
  %98 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %97)
          to label %118 unwind label %121

.lr.ph72:                                         ; preds = %.preheader, %106
  %indvars.iv87 = phi i64 [ %indvars.iv.next88, %106 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %12) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #6
  %99 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %indvars.iv87
  %100 = call ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %99) #6
  store ptr %100, ptr %13, align 8
  %101 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %101)
          to label %102 unwind label %110

102:                                              ; preds = %.lr.ph72
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #6
  %indvars.iv.next88 = add nuw nsw i64 %indvars.iv87, 1
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %14) #6
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %14, i8 noundef signext 97, ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %103 unwind label %112

103:                                              ; preds = %102
  %104 = getelementptr inbounds [1010 x %"class.std::set"], ptr @_Z1AB5cxx11, i64 0, i64 %indvars.iv.next88
  %105 = invoke { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertEOS5_(ptr noundef nonnull align 8 dereferenceable(48) %104, ptr noundef nonnull align 8 dereferenceable(32) %14)
          to label %106 unwind label %114

106:                                              ; preds = %103
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %14) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %12) #6
  %107 = load i32, ptr %2, align 4, !tbaa !5
  %108 = sext i32 %107 to i64
  %109 = icmp slt i64 %indvars.iv.next88, %108
  br i1 %109, label %.lr.ph72, label %._crit_edge73, !llvm.loop !15

110:                                              ; preds = %.lr.ph72
  %111 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #6
  br label %117

112:                                              ; preds = %102
  %113 = landingpad { ptr, i32 }
          cleanup
  br label %116

114:                                              ; preds = %103
  %115 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  br label %116

116:                                              ; preds = %114, %112
  %.pn = phi { ptr, i32 } [ %115, %114 ], [ %113, %112 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %14) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br label %117

117:                                              ; preds = %116, %110
  %.pn.pn = phi { ptr, i32 } [ %.pn, %116 ], [ %111, %110 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %12) #6
  br label %123

118:                                              ; preds = %._crit_edge73
  %119 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %98, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %120 unwind label %121

120:                                              ; preds = %118
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  ret i32 0

121:                                              ; preds = %118, %._crit_edge73
  %122 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #6
  br label %123

123:                                              ; preds = %121, %117, %94, %61, %26
  %.pn50.pn.pn.pn = phi { ptr, i32 } [ %.pn50.pn.pn, %61 ], [ %.pn47.pn, %94 ], [ %.pn.pn, %117 ], [ %122, %121 ], [ %27, %26 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  br label %124

124:                                              ; preds = %123, %24
  %.pn50.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn50.pn.pn.pn, %123 ], [ %25, %24 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn50.pn.pn.pn.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertERKS5_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt23_Rb_tree_const_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5eraseEmm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIS5_ESaIS5_EE6insertEOS5_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i8 noundef signext, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!7, !7, i64 0}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


; Effective O3 passes: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass