; LLVM IR from HarshCasper/NeoAlgo :: C-Plus-Plus/math (Difference_of_Two_Strings)

; 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::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 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) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef signext i8 @_Z8map_diffNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr noundef %0, ptr noundef %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca i8, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.std::unordered_map", align 8
  %7 = alloca %"class.std::unordered_map", align 8
  %8 = alloca ptr, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i8, align 1
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca ptr, align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca i8, align 1
  %18 = alloca ptr, align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca i32, align 4
  %22 = alloca i8, align 1
  %23 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %24 = alloca %"struct.std::__detail::_Node_iterator", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 56, ptr %6) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #4
  call void @llvm.lifetime.start.p0(i64 56, ptr %7) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  store ptr %0, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %25 = load ptr, ptr %8, align 8, !tbaa !5
  %26 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %25) #4
  %27 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %26, ptr %27, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %28 = load ptr, ptr %8, align 8, !tbaa !5
  %29 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %28) #4
  %30 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %29, ptr %30, align 8
  br label %31

31:                                               ; preds = %41, %2
  %32 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br i1 %32, label %34, label %33

33:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %47

34:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #4
  %35 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  %36 = load i8, ptr %35, align 1, !tbaa !9
  store i8 %36, ptr %11, align 1, !tbaa !9
  %37 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %38 unwind label %43

38:                                               ; preds = %34
  %39 = load i32, ptr %37, align 4, !tbaa !10
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %37, align 4, !tbaa !10
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #4
  br label %41

41:                                               ; preds = %38
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  br label %31

43:                                               ; preds = %34
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %12, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %133

47:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  store ptr %1, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %48 = load ptr, ptr %14, align 8, !tbaa !5
  %49 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %48) #4
  %50 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %49, ptr %50, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  %51 = load ptr, ptr %14, align 8, !tbaa !5
  %52 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %51) #4
  %53 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %52, ptr %53, align 8
  br label %54

54:                                               ; preds = %64, %47
  %55 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #4
  br i1 %55, label %57, label %56

56:                                               ; preds = %54
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  br label %70

57:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #4
  %58 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  %59 = load i8, ptr %58, align 1, !tbaa !9
  store i8 %59, ptr %17, align 1, !tbaa !9
  %60 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %61 unwind label %66

61:                                               ; preds = %57
  %62 = load i32, ptr %60, align 4, !tbaa !10
  %63 = add nsw i32 %62, 1
  store i32 %63, ptr %60, align 4, !tbaa !10
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #4
  br label %64

64:                                               ; preds = %61
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  br label %54

66:                                               ; preds = %57
  %67 = landingpad { ptr, i32 }
          cleanup
  %68 = extractvalue { ptr, i32 } %67, 0
  store ptr %68, ptr %12, align 8
  %69 = extractvalue { ptr, i32 } %67, 1
  store i32 %69, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  br label %133

70:                                               ; preds = %56
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  store ptr %1, ptr %18, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  %71 = load ptr, ptr %18, align 8, !tbaa !5
  %72 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %71) #4
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %72, ptr %73, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #4
  %74 = load ptr, ptr %18, align 8, !tbaa !5
  %75 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %74) #4
  %76 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %75, ptr %76, align 8
  br label %77

77:                                               ; preds = %116, %70
  %78 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  br i1 %78, label %80, label %79

79:                                               ; preds = %77
  store i32 6, ptr %21, align 4
  br label %119

80:                                               ; preds = %77
  call void @llvm.lifetime.start.p0(i64 1, ptr %22) #4
  %81 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #4
  %82 = load i8, ptr %81, align 1, !tbaa !9
  store i8 %82, ptr %22, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #4
  %83 = invoke ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4findERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %84 unwind label %93

84:                                               ; preds = %80
  %85 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %23, i32 0, i32 0
  %86 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %85, i32 0, i32 0
  store ptr %83, ptr %86, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #4
  %87 = call ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %7) #4
  %88 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %24, i32 0, i32 0
  %89 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %88, i32 0, i32 0
  store ptr %87, ptr %89, align 8
  %90 = call noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef nonnull align 8 dereferenceable(8) %24) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #4
  br i1 %90, label %91, label %97

91:                                               ; preds = %84
  %92 = load i8, ptr %22, align 1, !tbaa !9
  store i8 %92, ptr %3, align 1
  store i32 1, ptr %21, align 4
  br label %113

93:                                               ; preds = %80
  %94 = landingpad { ptr, i32 }
          cleanup
  %95 = extractvalue { ptr, i32 } %94, 0
  store ptr %95, ptr %12, align 8
  %96 = extractvalue { ptr, i32 } %94, 1
  store i32 %96, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #4
  br label %118

97:                                               ; preds = %84
  %98 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %99 unwind label %107

99:                                               ; preds = %97
  %100 = load i32, ptr %98, align 4, !tbaa !10
  %101 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %102 unwind label %107

102:                                              ; preds = %99
  %103 = load i32, ptr %101, align 4, !tbaa !10
  %104 = icmp ne i32 %100, %103
  br i1 %104, label %105, label %111

105:                                              ; preds = %102
  %106 = load i8, ptr %22, align 1, !tbaa !9
  store i8 %106, ptr %3, align 1
  store i32 1, ptr %21, align 4
  br label %113

107:                                              ; preds = %99, %97
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %12, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %13, align 4
  br label %118

111:                                              ; preds = %102
  br label %112

112:                                              ; preds = %111
  store i32 0, ptr %21, align 4
  br label %113

113:                                              ; preds = %112, %105, %91
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #4
  %114 = load i32, ptr %21, align 4
  switch i32 %114, label %119 [
    i32 0, label %115
  ]

115:                                              ; preds = %113
  br label %116

116:                                              ; preds = %115
  %117 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #4
  br label %77

118:                                              ; preds = %107, %93
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  br label %133

119:                                              ; preds = %113, %79
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  %120 = load i32, ptr %21, align 4
  switch i32 %120, label %131 [
    i32 6, label %121
  ]

121:                                              ; preds = %119
  %122 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %123 = sub i64 %122, 1
  %124 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %123)
          to label %125 unwind label %127

125:                                              ; preds = %121
  %126 = load i8, ptr %124, align 1, !tbaa !9
  store i8 %126, ptr %3, align 1
  store i32 1, ptr %21, align 4
  br label %131

127:                                              ; preds = %121
  %128 = landingpad { ptr, i32 }
          cleanup
  %129 = extractvalue { ptr, i32 } %128, 0
  store ptr %129, ptr %12, align 8
  %130 = extractvalue { ptr, i32 } %128, 1
  store i32 %130, ptr %13, align 4
  br label %133

131:                                              ; preds = %125, %119
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr %7) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr %6) #4
  %132 = load i8, ptr %3, align 1
  ret i8 %132

133:                                              ; preds = %127, %118, %66, %43
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr %7) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr %6) #4
  br label %134

134:                                              ; preds = %133
  %135 = load ptr, ptr %12, align 8
  %136 = load i32, ptr %13, align 4
  %137 = insertvalue { ptr, i32 } poison, ptr %135, 0
  %138 = insertvalue { ptr, i32 } %137, i32 %136, 1
  resume { ptr, i32 } %138
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4findERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { inlinehint 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 #4 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !7, i64 0}


; 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::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 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 #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef signext i8 @_Z8map_diffNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr noundef %0, ptr noundef %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::unordered_map", align 8
  %4 = alloca %"class.std::unordered_map", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca i8, align 1
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca i8, align 1
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca i8, align 1
  %14 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %15 = alloca %"struct.std::__detail::_Node_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %16 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  store ptr %16, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %17 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  store ptr %17, ptr %6, align 8
  %18 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %18, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %25, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %19 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  store ptr %19, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %20 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  store ptr %20, ptr %9, align 8
  %21 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  br i1 %21, label %.lr.ph26, label %._crit_edge27

.lr.ph:                                           ; preds = %2, %25
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #4
  %22 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %23 = load i8, ptr %22, align 1, !tbaa !5
  store i8 %23, ptr %7, align 1, !tbaa !5
  %24 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %25 unwind label %30

25:                                               ; preds = %.lr.ph
  %26 = load i32, ptr %24, align 4, !tbaa !8
  %27 = add nsw i32 %26, 1
  store i32 %27, ptr %24, align 4, !tbaa !8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %29 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %29, label %.lr.ph, label %._crit_edge

30:                                               ; preds = %.lr.ph
  %31 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br label %73

._crit_edge27:                                    ; preds = %38, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #4
  %32 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  store ptr %32, ptr %11, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #4
  %33 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  store ptr %33, ptr %12, align 8
  %34 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  br i1 %34, label %.lr.ph29, label %._crit_edge30

.lr.ph26:                                         ; preds = %._crit_edge, %38
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #4
  %35 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %36 = load i8, ptr %35, align 1, !tbaa !5
  store i8 %36, ptr %10, align 1, !tbaa !5
  %37 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %38 unwind label %43

38:                                               ; preds = %.lr.ph26
  %39 = load i32, ptr %37, align 4, !tbaa !8
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %37, align 4, !tbaa !8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #4
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %42 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  br i1 %42, label %.lr.ph26, label %._crit_edge27

43:                                               ; preds = %.lr.ph26
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br label %73

.lr.ph29:                                         ; preds = %._crit_edge27, %64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %13) #4
  %45 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %46 = load i8, ptr %45, align 1, !tbaa !5
  store i8 %46, ptr %13, align 1, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #4
  %47 = invoke ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4findERS5_(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %48 unwind label %52

48:                                               ; preds = %.lr.ph29
  store ptr %47, ptr %14, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #4
  %49 = call ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  store ptr %49, ptr %15, align 8
  %50 = call noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #4
  br i1 %50, label %.thread, label %54

.thread:                                          ; preds = %48
  %51 = load i8, ptr %13, align 1, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %13) #4
  br label %.thread23

52:                                               ; preds = %.lr.ph29
  %53 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #4
  br label %67

54:                                               ; preds = %48
  %55 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %56 unwind label %59

56:                                               ; preds = %54
  %57 = load i32, ptr %55, align 4, !tbaa !8
  %58 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %61 unwind label %59

59:                                               ; preds = %56, %54
  %60 = landingpad { ptr, i32 }
          cleanup
  br label %67

61:                                               ; preds = %56
  %62 = load i32, ptr %58, align 4, !tbaa !8
  %.not = icmp eq i32 %57, %62
  %63 = load i8, ptr %13, align 1
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %13) #4
  br i1 %.not, label %64, label %.thread23

64:                                               ; preds = %61
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %66 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  br i1 %66, label %.lr.ph29, label %._crit_edge30

67:                                               ; preds = %59, %52
  %.pn = phi { ptr, i32 } [ %60, %59 ], [ %53, %52 ]
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  br label %73

.thread23:                                        ; preds = %61, %.thread
  %.2.ph = phi i8 [ %51, %.thread ], [ %63, %61 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  br label %72

._crit_edge30:                                    ; preds = %64, %._crit_edge27
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  %68 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %69 = add i64 %68, -1
  %70 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %69)
  %71 = load i8, ptr %70, align 1, !tbaa !5
  br label %72

72:                                               ; preds = %.thread23, %._crit_edge30
  %.3 = phi i8 [ %71, %._crit_edge30 ], [ %.2.ph, %.thread23 ]
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %4) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #4
  ret i8 %.3

73:                                               ; preds = %67, %43, %30
  %.pn18 = phi { ptr, i32 } [ %31, %30 ], [ %44, %43 ], [ %.pn, %67 ]
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %4) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #4
  resume { ptr, i32 } %.pn18
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4findERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { inlinehint 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 #4 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !6, i64 0}


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