; LLVM IR from ChenyangZhang-cs/iMLBench :: MLP/co-run&zero-copy/src/debugger.ll (ZN5clnet9type_nameB5cxx11EPNS_6TensorE)

; 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::__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] }
%"class.std::allocator" = type { i8 }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"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 }

@.str.8 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) #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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #0 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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; 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)) #3

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5clnet9type_nameB5cxx11EPNS_6TensorE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i1, align 1
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = icmp eq ptr %16, null
  br i1 %17, label %18, label %24

18:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.8, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %19 unwind label %20

19:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  br label %130

20:                                               ; preds = %18
  %21 = landingpad { ptr, i32 }
          cleanup
  %22 = extractvalue { ptr, i32 } %21, 0
  store ptr %22, ptr %6, align 8
  %23 = extractvalue { ptr, i32 } %21, 1
  store i32 %23, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  br label %131

24:                                               ; preds = %2
  store i1 false, ptr %8, align 1
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = icmp eq ptr %25, null
  br i1 %26, label %27, label %28

27:                                               ; preds = %24
  call void @__cxa_bad_typeid() #6
  unreachable

28:                                               ; preds = %24
  %29 = load ptr, ptr %25, align 8, !tbaa !9
  %30 = getelementptr inbounds ptr, ptr %29, i64 -1
  %31 = load ptr, ptr %30, align 8
  %32 = call noundef ptr @_ZNKSt9type_info4nameEv(ptr noundef nonnull align 8 dereferenceable(16) %31) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef %32, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %33 unwind label %52

33:                                               ; preds = %28
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #5
  %34 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef 0)
          to label %35 unwind label %56

35:                                               ; preds = %33
  %36 = load i8, ptr %34, align 1, !tbaa !11
  %37 = sext i8 %36 to i32
  %38 = icmp eq i32 %37, 78
  br i1 %38, label %39, label %64

39:                                               ; preds = %35
  %40 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %41 = sub i64 %40, 1
  %42 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %41)
          to label %43 unwind label %56

43:                                               ; preds = %39
  %44 = load i8, ptr %42, align 1, !tbaa !11
  %45 = sext i8 %44 to i32
  %46 = icmp eq i32 %45, 69
  br i1 %46, label %47, label %64

47:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 32, ptr %10) #5
  %48 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %49 = sub i64 %48, 2
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef 1, i64 noundef %49)
          to label %50 unwind label %60

50:                                               ; preds = %47
  %51 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %10) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #5
  br label %64

52:                                               ; preds = %28
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %6, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #5
  br label %131

56:                                               ; preds = %39, %33
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %6, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %7, align 4
  br label %129

60:                                               ; preds = %47
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %6, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #5
  br label %129

64:                                               ; preds = %50, %43, %35
  call void @llvm.lifetime.start.p0(i64 392, ptr %11) #5
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128) %11)
          to label %65 unwind label %76

65:                                               ; preds = %64
  %66 = getelementptr inbounds i8, ptr %11, i64 16
  %67 = 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) %66, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %68 unwind label %80

68:                                               ; preds = %65
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br label %69

69:                                               ; preds = %121, %68
  br label %70

70:                                               ; preds = %69
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  store i32 0, ptr %13, align 4, !tbaa !12
  %71 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %72 unwind label %84

72:                                               ; preds = %70
  %73 = load i32, ptr %13, align 4, !tbaa !12
  %74 = icmp eq i32 %73, 0
  br i1 %74, label %75, label %88

75:                                               ; preds = %72
  store i32 3, ptr %14, align 4
  br label %119

76:                                               ; preds = %64
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %6, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %7, align 4
  br label %126

80:                                               ; preds = %65
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %6, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %7, align 4
  br label %125

84:                                               ; preds = %116, %113, %88, %70
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %6, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %7, align 4
  br label %122

88:                                               ; preds = %72
  %89 = load i32, ptr %13, align 4, !tbaa !12
  %90 = sext i32 %89 to i64
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(32) %12, i64 noundef %90)
          to label %91 unwind label %84

91:                                               ; preds = %88
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  store i32 0, ptr %15, align 4, !tbaa !12
  br label %92

92:                                               ; preds = %104, %91
  %93 = load i32, ptr %15, align 4, !tbaa !12
  %94 = load i32, ptr %13, align 4, !tbaa !12
  %95 = icmp slt i32 %93, %94
  br i1 %95, label %97, label %96

96:                                               ; preds = %92
  store i32 4, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %111

97:                                               ; preds = %92
  %98 = load i32, ptr %15, align 4, !tbaa !12
  %99 = sext i32 %98 to i64
  %100 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %12, i64 noundef %99)
          to label %101 unwind label %107

101:                                              ; preds = %97
  %102 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 1 dereferenceable(1) %100)
          to label %103 unwind label %107

103:                                              ; preds = %101
  br label %104

104:                                              ; preds = %103
  %105 = load i32, ptr %15, align 4, !tbaa !12
  %106 = add nsw i32 %105, 1
  store i32 %106, ptr %15, align 4, !tbaa !12
  br label %92, !llvm.loop !14

107:                                              ; preds = %101, %97
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %6, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %122

111:                                              ; preds = %96
  %112 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br i1 %112, label %116, label %113

113:                                              ; preds = %111
  %114 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.9)
          to label %115 unwind label %84

115:                                              ; preds = %113
  br label %116

116:                                              ; preds = %115, %111
  %117 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %118 unwind label %84

118:                                              ; preds = %116
  store i32 0, ptr %14, align 4
  br label %119

119:                                              ; preds = %118, %75
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  %120 = load i32, ptr %14, align 4
  switch i32 %120, label %136 [
    i32 0, label %121
    i32 3, label %123
  ]

121:                                              ; preds = %119
  br label %69, !llvm.loop !16

122:                                              ; preds = %107, %84
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #5
  br label %125

123:                                              ; preds = %119
  store i1 true, ptr %8, align 1
  store i32 1, ptr %14, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #5
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %11) #5
  call void @llvm.lifetime.end.p0(i64 392, ptr %11) #5
  %124 = load i1, ptr %8, align 1
  br i1 %124, label %128, label %127

125:                                              ; preds = %122, %80
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %11) #5
  br label %126

126:                                              ; preds = %125, %76
  call void @llvm.lifetime.end.p0(i64 392, ptr %11) #5
  br label %129

127:                                              ; preds = %123
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br label %128

128:                                              ; preds = %127, %123
  br label %130

129:                                              ; preds = %126, %60, %56
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br label %131

130:                                              ; preds = %128, %19
  ret void

131:                                              ; preds = %129, %52, %20
  %132 = load ptr, ptr %6, align 8
  %133 = load i32, ptr %7, align 4
  %134 = insertvalue { ptr, i32 } poison, ptr %132, 0
  %135 = insertvalue { ptr, i32 } %134, i32 %133, 1
  resume { ptr, i32 } %135

136:                                              ; preds = %119
  unreachable
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare void @__cxa_bad_typeid()

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt9type_info4nameEv(ptr noundef nonnull align 8 dereferenceable(16)) #0 align 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 1 dereferenceable(1)) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { "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 = { nounwind }
attributes #6 = { noreturn }

!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 = !{!10, !10, i64 0}
!10 = !{!"vtable pointer", !8, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}


; 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::__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] }
%"class.std::allocator" = type { i8 }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"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 }

@.str.8 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) local_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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; 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 #3

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5clnet9type_nameB5cxx11EPNS_6TensorE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef readonly %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca i32, align 4
  %9 = icmp eq ptr %1, null
  br i1 %9, label %10, label %14

10:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str.8, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %11 unwind label %12

11:                                               ; preds = %10
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  br label %77

12:                                               ; preds = %10
  %13 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  br label %78

14:                                               ; preds = %2
  %15 = load ptr, ptr %1, align 8, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %15, i64 -8
  %17 = load ptr, ptr %16, align 8
  %18 = tail call noundef ptr @_ZNKSt9type_info4nameEv(ptr noundef nonnull align 8 dereferenceable(16) %17) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef %18, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %19 unwind label %34

19:                                               ; preds = %14
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  %20 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef 0)
  %21 = load i8, ptr %20, align 1, !tbaa !8
  %22 = icmp eq i8 %21, 78
  br i1 %22, label %23, label %38

23:                                               ; preds = %19
  %24 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %25 = add i64 %24, -1
  %26 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %25)
  %27 = load i8, ptr %26, align 1, !tbaa !8
  %28 = icmp eq i8 %27, 69
  br i1 %28, label %29, label %38

29:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #5
  %30 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %31 = add i64 %30, -2
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef 1, i64 noundef %31)
          to label %32 unwind label %36

32:                                               ; preds = %29
  %33 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #5
  br label %38

34:                                               ; preds = %14
  %35 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %78

36:                                               ; preds = %29
  %37 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #5
  br label %76

38:                                               ; preds = %32, %23, %19
  call void @llvm.lifetime.start.p0(i64 392, ptr nonnull %6) #5
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128) %6)
          to label %39 unwind label %48

39:                                               ; preds = %38
  %40 = getelementptr inbounds i8, ptr %6, i64 16
  %41 = 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) %40, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %42 unwind label %50

42:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br label %43

43:                                               ; preds = %71, %42
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #5
  store i32 0, ptr %8, align 4, !tbaa !10
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %45 unwind label %52

45:                                               ; preds = %43
  %46 = load i32, ptr %8, align 4, !tbaa !10
  %47 = icmp eq i32 %46, 0
  br i1 %47, label %73, label %54

48:                                               ; preds = %38
  %49 = landingpad { ptr, i32 }
          cleanup
  br label %75

50:                                               ; preds = %39
  %51 = landingpad { ptr, i32 }
          cleanup
  br label %74

52:                                               ; preds = %69, %67, %54, %43
  %53 = landingpad { ptr, i32 }
          cleanup
  br label %72

54:                                               ; preds = %45
  %55 = sext i32 %46 to i64
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef %55)
          to label %.preheader unwind label %52

.preheader:                                       ; preds = %54
  %56 = load i32, ptr %8, align 4, !tbaa !10
  %57 = icmp sgt i32 %56, 0
  br i1 %57, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %61, %.preheader
  %58 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br i1 %58, label %69, label %67

.lr.ph:                                           ; preds = %.preheader, %61
  %indvars.iv = phi i64 [ %indvars.iv.next, %61 ], [ 0, %.preheader ]
  %59 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef %indvars.iv)
  %60 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 1 dereferenceable(1) %59)
          to label %61 unwind label %65

61:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %62 = load i32, ptr %8, align 4, !tbaa !10
  %63 = sext i32 %62 to i64
  %64 = icmp slt i64 %indvars.iv.next, %63
  br i1 %64, label %.lr.ph, label %._crit_edge, !llvm.loop !12

65:                                               ; preds = %.lr.ph
  %66 = landingpad { ptr, i32 }
          cleanup
  br label %72

67:                                               ; preds = %._crit_edge
  %68 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str.9)
          to label %69 unwind label %52

69:                                               ; preds = %67, %._crit_edge
  %70 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %71 unwind label %52

71:                                               ; preds = %69
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  br label %43

72:                                               ; preds = %65, %52
  %.pn = phi { ptr, i32 } [ %66, %65 ], [ %53, %52 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #5
  br label %74

73:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #5
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %6) #5
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %6) #5
  br label %77

74:                                               ; preds = %72, %50
  %.pn.pn = phi { ptr, i32 } [ %.pn, %72 ], [ %51, %50 ]
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %6) #5
  br label %75

75:                                               ; preds = %74, %48
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %74 ], [ %49, %48 ]
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %6) #5
  br label %76

76:                                               ; preds = %75, %36
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %75 ], [ %37, %36 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br label %78

77:                                               ; preds = %73, %11
  ret void

78:                                               ; preds = %76, %34, %12
  %.pn21 = phi { ptr, i32 } [ %13, %12 ], [ %.pn.pn.pn.pn, %76 ], [ %35, %34 ]
  resume { ptr, i32 } %.pn21
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt9type_info4nameEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

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 #4

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { "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 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"omnipotent char", !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !9, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass