; LLVM IR from chensoft/libsocket :: lib/libchen/src/sys/fs.unix/ZN4chen2fs5visitERKNSt7/cxx1112basic_stringIcSt1_c089a841/ZN4chen2fs5visitERKNSt7 (RbEEb)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }
%struct.dirent = type { i64, i64, i16, i8, [256 x i8] }

@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [3 x i8], align 1

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef signext i8 @_ZN4chen2fs9separatorEv() #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN4chen2fs5isDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb(ptr noundef nonnull align 8 dereferenceable(32), i1 noundef zeroext) #1 align 2

declare ptr @opendir(ptr noundef) #3

declare ptr @readdir(ptr noundef) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_SA_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_RKS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #5

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_S5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #5

declare i32 @closedir(ptr noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4chen2fs5visitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt8functionIFvS8_RbEEb(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef %1, i1 noundef zeroext %2) #2 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i8, align 1
  %11 = alloca i8, align 1
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::allocator", align 1
  %14 = alloca ptr, align 8
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.std::__cxx11::basic_string", align 8
  %20 = alloca i1, align 1
  %21 = alloca i1, align 1
  %22 = alloca %"class.std::function", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %23 = zext i1 %2 to i8
  store i8 %23, ptr %6, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %24) #6
  %26 = call ptr @opendir(ptr noundef %25)
  store ptr %26, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  store ptr null, ptr %8, align 8, !tbaa !5
  %27 = load ptr, ptr %7, align 8, !tbaa !5
  %28 = icmp ne ptr %27, null
  br i1 %28, label %30, label %29

29:                                               ; preds = %3
  store i32 1, ptr %9, align 4
  br label %136

30:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #6
  %31 = call noundef signext i8 @_ZN4chen2fs9separatorEv()
  store i8 %31, ptr %10, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  store i8 0, ptr %11, align 1, !tbaa !9
  br label %32

32:                                               ; preds = %128, %126, %30
  %33 = load ptr, ptr %7, align 8, !tbaa !5
  %34 = call ptr @readdir(ptr noundef %33)
  store ptr %34, ptr %8, align 8, !tbaa !5
  %35 = icmp ne ptr %34, null
  br i1 %35, label %36, label %133

36:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #6
  %37 = load ptr, ptr %8, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.dirent, ptr %37, i32 0, i32 4
  %39 = getelementptr inbounds [256 x i8], ptr %38, i64 0, i64 0
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef %39, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %40 unwind label %47

40:                                               ; preds = %36
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  %41 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str.6)
          to label %42 unwind label %51

42:                                               ; preds = %40
  br i1 %41, label %46, label %43

43:                                               ; preds = %42
  %44 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str.7)
          to label %45 unwind label %51

45:                                               ; preds = %43
  br i1 %44, label %46, label %55

46:                                               ; preds = %45, %42
  store i32 2, ptr %9, align 4
  br label %126, !llvm.loop !12

47:                                               ; preds = %36
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %14, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %15, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  br label %132

51:                                               ; preds = %43, %40
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %14, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %15, align 4
  br label %131

55:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 32, ptr %16) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #6
  %56 = load ptr, ptr %4, align 8, !tbaa !5
  %57 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %56) #6
  %58 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %57, ptr %58, align 8
  %59 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %18, i64 noundef 1) #6
  %60 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %59, ptr %60, align 8
  %61 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #6
  %62 = load i8, ptr %61, align 1, !tbaa !11
  %63 = sext i8 %62 to i32
  %64 = load i8, ptr %10, align 1, !tbaa !11
  %65 = sext i8 %64 to i32
  %66 = icmp eq i32 %63, %65
  store i1 false, ptr %20, align 1
  store i1 false, ptr %21, align 1
  br i1 %66, label %67, label %70

67:                                               ; preds = %55
  %68 = load ptr, ptr %4, align 8, !tbaa !5
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_SA_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %16, ptr noundef nonnull align 8 dereferenceable(32) %68, ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %69 unwind label %86

69:                                               ; preds = %67
  br label %75

70:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 32, ptr %19) #6
  store i1 true, ptr %20, align 1
  %71 = load ptr, ptr %4, align 8, !tbaa !5
  %72 = load i8, ptr %10, align 1, !tbaa !11
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_S5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %19, ptr noundef nonnull align 8 dereferenceable(32) %71, i8 noundef signext %72)
          to label %73 unwind label %90

73:                                               ; preds = %70
  store i1 true, ptr %21, align 1
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_RKS8_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %16, ptr noundef nonnull align 8 dereferenceable(32) %19, ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %74 unwind label %94

74:                                               ; preds = %73
  br label %75

75:                                               ; preds = %74, %69
  %76 = load i1, ptr %21, align 1
  br i1 %76, label %77, label %78

77:                                               ; preds = %75
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #6
  br label %78

78:                                               ; preds = %77, %75
  %79 = load i1, ptr %20, align 1
  br i1 %79, label %80, label %81

80:                                               ; preds = %78
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #6
  br label %81

81:                                               ; preds = %80, %78
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  invoke void @_ZNKSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEclES7_S8_(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %82 unwind label %106

82:                                               ; preds = %81
  %83 = load i8, ptr %11, align 1, !tbaa !9, !range !14, !noundef !15
  %84 = trunc i8 %83 to i1
  br i1 %84, label %85, label %110

85:                                               ; preds = %82
  store i32 3, ptr %9, align 4
  br label %125

86:                                               ; preds = %67
  %87 = landingpad { ptr, i32 }
          cleanup
  %88 = extractvalue { ptr, i32 } %87, 0
  store ptr %88, ptr %14, align 8
  %89 = extractvalue { ptr, i32 } %87, 1
  store i32 %89, ptr %15, align 4
  br label %105

90:                                               ; preds = %70
  %91 = landingpad { ptr, i32 }
          cleanup
  %92 = extractvalue { ptr, i32 } %91, 0
  store ptr %92, ptr %14, align 8
  %93 = extractvalue { ptr, i32 } %91, 1
  store i32 %93, ptr %15, align 4
  br label %101

94:                                               ; preds = %73
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %14, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %15, align 4
  %98 = load i1, ptr %21, align 1
  br i1 %98, label %99, label %100

99:                                               ; preds = %94
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #6
  br label %100

100:                                              ; preds = %99, %94
  br label %101

101:                                              ; preds = %100, %90
  %102 = load i1, ptr %20, align 1
  br i1 %102, label %103, label %104

103:                                              ; preds = %101
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #6
  br label %104

104:                                              ; preds = %103, %101
  br label %105

105:                                              ; preds = %104, %86
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  br label %130

106:                                              ; preds = %115, %81
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %14, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %15, align 4
  br label %129

110:                                              ; preds = %82
  %111 = load i8, ptr %6, align 1, !tbaa !9, !range !14, !noundef !15
  %112 = trunc i8 %111 to i1
  br i1 %112, label %113, label %124

113:                                              ; preds = %110
  %114 = call noundef zeroext i1 @_ZN4chen2fs5isDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb(ptr noundef nonnull align 8 dereferenceable(32) %16, i1 noundef zeroext false)
  br i1 %114, label %115, label %124

115:                                              ; preds = %113
  invoke void @_ZNSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(32) %22, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %116 unwind label %106

116:                                              ; preds = %115
  %117 = load i8, ptr %6, align 1, !tbaa !9, !range !14, !noundef !15
  %118 = trunc i8 %117 to i1
  invoke void @_ZN4chen2fs5visitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt8functionIFvS8_RbEEb(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef %22, i1 noundef zeroext %118)
          to label %119 unwind label %120

119:                                              ; preds = %116
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #6
  br label %124

120:                                              ; preds = %116
  %121 = landingpad { ptr, i32 }
          cleanup
  %122 = extractvalue { ptr, i32 } %121, 0
  store ptr %122, ptr %14, align 8
  %123 = extractvalue { ptr, i32 } %121, 1
  store i32 %123, ptr %15, align 4
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #6
  br label %129

124:                                              ; preds = %119, %113, %110
  store i32 0, ptr %9, align 4
  br label %125

125:                                              ; preds = %124, %85
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #6
  br label %126

126:                                              ; preds = %125, %46
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  %127 = load i32, ptr %9, align 4
  switch i32 %127, label %144 [
    i32 0, label %128
    i32 2, label %32
    i32 3, label %133
  ]

128:                                              ; preds = %126
  br label %32, !llvm.loop !12

129:                                              ; preds = %120, %106
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #6
  br label %130

130:                                              ; preds = %129, %105
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #6
  br label %131

131:                                              ; preds = %130, %51
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br label %132

132:                                              ; preds = %131, %47
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  br label %139

133:                                              ; preds = %126, %32
  %134 = load ptr, ptr %7, align 8, !tbaa !5
  %135 = call i32 @closedir(ptr noundef %134)
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  store i32 0, ptr %9, align 4
  br label %136

136:                                              ; preds = %133, %29
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  %137 = load i32, ptr %9, align 4
  switch i32 %137, label %144 [
    i32 0, label %138
    i32 1, label %138
  ]

138:                                              ; preds = %136, %136
  ret void

139:                                              ; preds = %132
  %140 = load ptr, ptr %14, align 8
  %141 = load i32, ptr %15, align 4
  %142 = insertvalue { ptr, i32 } poison, ptr %140, 0
  %143 = insertvalue { ptr, i32 } %142, i32 %141, 1
  resume { ptr, i32 } %143

144:                                              ; preds = %136, %126
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNKSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEclES7_S8_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 1 dereferenceable(1)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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 = { "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 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{i8 0, i8 2}
!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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }

@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [3 x i8], align 1

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef signext i8 @_ZN4chen2fs9separatorEv() local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN4chen2fs5isDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb(ptr noundef nonnull align 8 dereferenceable(32), i1 noundef zeroext) local_unnamed_addr #1 align 2

; Function Attrs: nofree nounwind
declare noalias noundef ptr @opendir(ptr nocapture noundef readonly) local_unnamed_addr #3

declare ptr @readdir(ptr noundef) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_SA_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_RKS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_S5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #6

; Function Attrs: nofree nounwind
declare noundef i32 @closedir(ptr nocapture noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4chen2fs5visitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt8functionIFvS8_RbEEb(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef %1, i1 noundef zeroext %2) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca i8, align 1
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::function", align 8
  %12 = tail call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #7
  %13 = tail call ptr @opendir(ptr noundef %12)
  %.not = icmp eq ptr %13, null
  br i1 %.not, label %62, label %14

14:                                               ; preds = %3
  %15 = tail call noundef signext i8 @_ZN4chen2fs9separatorEv()
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #7
  store i8 0, ptr %4, align 1, !tbaa !5
  %.not39 = xor i1 %2, true
  br label %16

16:                                               ; preds = %56, %14
  %17 = call ptr @readdir(ptr noundef nonnull %13)
  %.not30 = icmp eq ptr %17, null
  br i1 %.not30, label %60, label %18

18:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #7
  %19 = getelementptr inbounds i8, ptr %17, i64 19
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull %19, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %20 unwind label %24

20:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  %21 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull @.str.6)
  br i1 %21, label %56, label %22, !llvm.loop !9

22:                                               ; preds = %20
  %23 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull @.str.7)
  br i1 %23, label %56, label %26, !llvm.loop !9

24:                                               ; preds = %18
  %25 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  br label %59

26:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #7
  %27 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #7
  store ptr %27, ptr %9, align 8
  %28 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %9, i64 noundef 1) #7
  store ptr %28, ptr %8, align 8
  %29 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  %30 = load i8, ptr %29, align 1, !tbaa !11
  %.not34 = icmp eq i8 %30, %15
  br i1 %.not34, label %31, label %32

31:                                               ; preds = %26
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_SA_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %7, ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %.critedge unwind label %38

32:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %10) #7
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EERKS8_S5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %0, i8 noundef signext %15)
          to label %33 unwind label %40

33:                                               ; preds = %32
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_RKS8_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %7, ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %34 unwind label %42

34:                                               ; preds = %33
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #7
  br label %.critedge

.critedge:                                        ; preds = %31, %34
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  invoke void @_ZNKSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEclES7_S8_(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %35 unwind label %46

35:                                               ; preds = %.critedge
  %36 = load i8, ptr %4, align 1, !tbaa !5, !range !12, !noundef !13
  %37 = trunc nuw i8 %36 to i1
  %brmerge = or i1 %.not39, %37
  %.mux = select i1 %37, i32 3, i32 0
  br i1 %brmerge, label %55, label %48

38:                                               ; preds = %31
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %45

40:                                               ; preds = %32
  %41 = landingpad { ptr, i32 }
          cleanup
  br label %44

42:                                               ; preds = %33
  %43 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #7
  br label %44

44:                                               ; preds = %40, %42
  %.pn = phi { ptr, i32 } [ %43, %42 ], [ %41, %40 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #7
  br label %45

45:                                               ; preds = %44, %38
  %.pn32 = phi { ptr, i32 } [ %39, %38 ], [ %.pn, %44 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  br label %58

46:                                               ; preds = %50, %.critedge
  %47 = landingpad { ptr, i32 }
          cleanup
  br label %57

48:                                               ; preds = %35
  %49 = call noundef zeroext i1 @_ZN4chen2fs5isDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEb(ptr noundef nonnull align 8 dereferenceable(32) %7, i1 noundef zeroext false)
  br i1 %49, label %50, label %55

50:                                               ; preds = %48
  invoke void @_ZNSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %51 unwind label %46

51:                                               ; preds = %50
  invoke void @_ZN4chen2fs5visitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt8functionIFvS8_RbEEb(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull %11, i1 noundef zeroext true)
          to label %52 unwind label %53

52:                                               ; preds = %51
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  br label %55

53:                                               ; preds = %51
  %54 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  br label %57

55:                                               ; preds = %35, %48, %52
  %.025 = phi i32 [ %.mux, %35 ], [ 0, %52 ], [ 0, %48 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #7
  br label %56

56:                                               ; preds = %20, %22, %55
  %.126 = phi i32 [ %.025, %55 ], [ 2, %22 ], [ 2, %20 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #7
  %switch = icmp eq i32 %.126, 3
  br i1 %switch, label %60, label %16

57:                                               ; preds = %53, %46
  %.pn35 = phi { ptr, i32 } [ %54, %53 ], [ %47, %46 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #7
  br label %58

58:                                               ; preds = %57, %45
  %.pn35.pn = phi { ptr, i32 } [ %.pn35, %57 ], [ %.pn32, %45 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  br label %59

59:                                               ; preds = %58, %24
  %.pn35.pn.pn = phi { ptr, i32 } [ %.pn35.pn, %58 ], [ %25, %24 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  resume { ptr, i32 } %.pn35.pn.pn

60:                                               ; preds = %56, %16
  %61 = call i32 @closedir(ptr noundef nonnull %13)
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  br label %62

62:                                               ; preds = %3, %60
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNKSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEclES7_S8_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt8functionIFvRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERbEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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 = { nofree nounwind "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 = { 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 #6 = { 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 #7 = { 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 = !{!"bool", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!7, !7, i64 0}
!12 = !{i8 0, i8 2}
!13 = !{}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass