; LLVM IR from wichue/nethello :: src/base (File)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [2 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

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 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)) #1 align 2

; 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3chw9parentDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32)) #2

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3chw12absolutePathERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES7_b(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %2, i1 noundef zeroext %3) #2 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i8, align 1
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"class.std::vector", align 8
  %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 ptr, align 8
  %22 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %5, align 8
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  %23 = zext i1 %3 to i8
  store i8 %23, ptr %8, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #5
  %24 = load ptr, ptr %7, align 8, !tbaa !5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %24)
  %25 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  br i1 %25, label %46, label %26

26:                                               ; preds = %4
  %27 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5frontEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  %28 = load i8, ptr %27, align 1, !tbaa !11
  %29 = sext i8 %28 to i32
  %30 = icmp eq i32 %29, 46
  br i1 %30, label %31, label %45

31:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 32, ptr %10) #5
  %32 = load ptr, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %11) #5
  invoke void @_ZN3chw6exeDirB5cxx11Eb(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %11, i1 noundef zeroext true)
          to label %33 unwind label %36

33:                                               ; preds = %31
  invoke void @_ZN3chw12absolutePathERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES7_b(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %32, ptr noundef nonnull align 8 dereferenceable(32) %11, i1 noundef zeroext true)
          to label %34 unwind label %40

34:                                               ; preds = %33
  %35 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, 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 @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #5
  br label %45

36:                                               ; preds = %31
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %12, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %13, align 4
  br label %44

40:                                               ; preds = %33
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %12, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %13, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #5
  br label %44

44:                                               ; preds = %40, %36
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #5
  br label %152

45:                                               ; preds = %34, %26
  br label %53

46:                                               ; preds = %4
  call void @llvm.lifetime.start.p0(i64 32, ptr %14) #5
  invoke void @_ZN3chw6exeDirB5cxx11Eb(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %14, i1 noundef zeroext true)
          to label %47 unwind label %49

47:                                               ; preds = %46
  %48 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %14) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #5
  br label %53

49:                                               ; preds = %46
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %12, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #5
  br label %152

53:                                               ; preds = %47, %45
  %54 = load ptr, ptr %6, align 8, !tbaa !5
  %55 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %54) #5
  br i1 %55, label %56, label %57

56:                                               ; preds = %53
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  store i32 1, ptr %15, align 4
  br label %151

57:                                               ; preds = %53
  %58 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  %59 = load i8, ptr %58, align 1, !tbaa !11
  %60 = sext i8 %59 to i32
  %61 = icmp ne i32 %60, 47
  br i1 %61, label %62, label %68

62:                                               ; preds = %57
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE9push_backEc(ptr noundef nonnull align 8 dereferenceable(32) %9, i8 noundef signext 47)
          to label %63 unwind label %64

63:                                               ; preds = %62
  br label %68

64:                                               ; preds = %62
  %65 = landingpad { ptr, i32 }
          cleanup
  %66 = extractvalue { ptr, i32 } %65, 0
  store ptr %66, ptr %12, align 8
  %67 = extractvalue { ptr, i32 } %65, 1
  store i32 %67, ptr %13, align 4
  br label %152

68:                                               ; preds = %63, %57
  call void @llvm.lifetime.start.p0(i64 32, ptr %16) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %69 unwind label %81

69:                                               ; preds = %68
  call void @llvm.lifetime.start.p0(i64 24, ptr %17) #5
  %70 = load ptr, ptr %6, align 8, !tbaa !5
  invoke void @_ZN3chw5splitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPKc(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %17, ptr noundef nonnull align 8 dereferenceable(32) %70, ptr noundef @.str.6)
          to label %71 unwind label %85

71:                                               ; preds = %69
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  store ptr %17, ptr %18, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  %72 = load ptr, ptr %18, align 8, !tbaa !5
  %73 = call ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %72) #5
  %74 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %73, ptr %74, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  %75 = load ptr, ptr %18, align 8, !tbaa !5
  %76 = call ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %75) #5
  %77 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %76, ptr %77, align 8
  br label %78

78:                                               ; preds = %130, %71
  %79 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESG_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %20) #5
  br i1 %79, label %89, label %80

80:                                               ; preds = %78
  store i32 2, ptr %15, align 4
  br label %133

81:                                               ; preds = %68
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %12, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %13, align 4
  br label %150

85:                                               ; preds = %69
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %12, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %13, align 4
  br label %149

89:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  %90 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #5
  store ptr %90, ptr %21, align 8, !tbaa !5
  %91 = load ptr, ptr %21, align 8, !tbaa !5
  %92 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %91) #5
  br i1 %92, label %97, label %93

93:                                               ; preds = %89
  %94 = load ptr, ptr %21, align 8, !tbaa !5
  %95 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %94, ptr noundef @.str.4)
          to label %96 unwind label %98

96:                                               ; preds = %93
  br i1 %95, label %97, label %102

97:                                               ; preds = %96, %89
  store i32 3, ptr %15, align 4
  br label %127

98:                                               ; preds = %124, %121, %102, %93
  %99 = landingpad { ptr, i32 }
          cleanup
  %100 = extractvalue { ptr, i32 } %99, 0
  store ptr %100, ptr %12, align 8
  %101 = extractvalue { ptr, i32 } %99, 1
  store i32 %101, ptr %13, align 4
  br label %132

102:                                              ; preds = %96
  %103 = load ptr, ptr %21, align 8, !tbaa !5
  %104 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %103, ptr noundef @.str.5)
          to label %105 unwind label %98

105:                                              ; preds = %102
  br i1 %104, label %106, label %121

106:                                              ; preds = %105
  %107 = load i8, ptr %8, align 1, !tbaa !9, !range !12, !noundef !13
  %108 = trunc i8 %107 to i1
  br i1 %108, label %114, label %109

109:                                              ; preds = %106
  %110 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  %111 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %16) #5
  %112 = icmp ule i64 %110, %111
  br i1 %112, label %113, label %114

113:                                              ; preds = %109
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %16) #5
  store i32 1, ptr %15, align 4
  br label %127

114:                                              ; preds = %109, %106
  call void @llvm.lifetime.start.p0(i64 32, ptr %22) #5
  invoke void @_ZN3chw9parentDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %22, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %115 unwind label %117

115:                                              ; preds = %114
  %116 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %22) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #5
  store i32 3, ptr %15, align 4
  br label %127

117:                                              ; preds = %114
  %118 = landingpad { ptr, i32 }
          cleanup
  %119 = extractvalue { ptr, i32 } %118, 0
  store ptr %119, ptr %12, align 8
  %120 = extractvalue { ptr, i32 } %118, 1
  store i32 %120, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #5
  br label %132

121:                                              ; preds = %105
  %122 = load ptr, ptr %21, align 8, !tbaa !5
  %123 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %122)
          to label %124 unwind label %98

124:                                              ; preds = %121
  %125 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.6)
          to label %126 unwind label %98

126:                                              ; preds = %124
  store i32 0, ptr %15, align 4
  br label %127

127:                                              ; preds = %126, %115, %113, %97
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  %128 = load i32, ptr %15, align 4
  switch i32 %128, label %133 [
    i32 0, label %129
    i32 3, label %130
  ]

129:                                              ; preds = %127
  br label %130

130:                                              ; preds = %129, %127
  %131 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #5
  br label %78

132:                                              ; preds = %117, %98
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #5
  br label %149

133:                                              ; preds = %127, %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  %134 = load i32, ptr %15, align 4
  switch i32 %134, label %148 [
    i32 2, label %135
  ]

135:                                              ; preds = %133
  %136 = load ptr, ptr %6, align 8, !tbaa !5
  %137 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32) %136) #5
  %138 = load i8, ptr %137, align 1, !tbaa !11
  %139 = sext i8 %138 to i32
  %140 = icmp ne i32 %139, 47
  br i1 %140, label %141, label %147

141:                                              ; preds = %135
  %142 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  %143 = load i8, ptr %142, align 1, !tbaa !11
  %144 = sext i8 %143 to i32
  %145 = icmp eq i32 %144, 47
  br i1 %145, label %146, label %147

146:                                              ; preds = %141
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  br label %147

147:                                              ; preds = %146, %141, %135
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  store i32 1, ptr %15, align 4
  br label %148

148:                                              ; preds = %147, %133
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #5
  br label %151

149:                                              ; preds = %132, %85
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #5
  br label %150

150:                                              ; preds = %149, %81
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #5
  br label %152

151:                                              ; preds = %148, %56
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  ret void

152:                                              ; preds = %150, %64, %49, %44
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  br label %153

153:                                              ; preds = %152
  %154 = load ptr, ptr %12, align 8
  %155 = load i32, ptr %13, align 4
  %156 = insertvalue { ptr, i32 } poison, ptr %154, 0
  %157 = insertvalue { ptr, i32 } %156, i32 %155, 1
  resume { ptr, i32 } %157
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(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_traitsIcESaIcEE5frontEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

declare void @_ZN3chw6exeDirB5cxx11Eb(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8, i1 noundef zeroext) #3

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE9push_backEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #2 align 2

declare void @_ZN3chw5splitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPKc(ptr dead_on_unwind writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESG_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; 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 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

; 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { 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 = !{i8 0, i8 2}
!13 = !{}


; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [2 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

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 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 #1 align 2

; 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 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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3chw9parentDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3chw12absolutePathERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES7_b(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %2, i1 noundef zeroext %3) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %2)
  %14 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  br i1 %14, label %28, label %15

15:                                               ; preds = %4
  %16 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5frontEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  %17 = load i8, ptr %16, align 1, !tbaa !5
  %18 = icmp eq i8 %17, 46
  br i1 %18, label %19, label %33

19:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #5
  invoke void @_ZN3chw6exeDirB5cxx11Eb(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %7, i1 noundef zeroext true)
          to label %20 unwind label %23

20:                                               ; preds = %19
  invoke void @_ZN3chw12absolutePathERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES7_b(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %6, ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull align 8 dereferenceable(32) %7, i1 noundef zeroext true)
          to label %21 unwind label %25

21:                                               ; preds = %20
  %22 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %6) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #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 @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #5
  br label %33

23:                                               ; preds = %19
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %27

25:                                               ; preds = %20
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #5
  br label %27

27:                                               ; preds = %25, %23
  %.pn = phi { ptr, i32 } [ %26, %25 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #5
  br label %106

28:                                               ; preds = %4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #5
  invoke void @_ZN3chw6exeDirB5cxx11Eb(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %8, i1 noundef zeroext true)
          to label %29 unwind label %31

29:                                               ; preds = %28
  %30 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #5
  br label %33

31:                                               ; preds = %28
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #5
  br label %106

33:                                               ; preds = %15, %21, %29
  %34 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  br i1 %34, label %35, label %36

35:                                               ; preds = %33
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  br label %105

36:                                               ; preds = %33
  %37 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  %38 = load i8, ptr %37, align 1, !tbaa !5
  %.not = icmp eq i8 %38, 47
  br i1 %.not, label %42, label %39

39:                                               ; preds = %36
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE9push_backEc(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 noundef signext 47)
          to label %42 unwind label %40

40:                                               ; preds = %39
  %41 = landingpad { ptr, i32 }
          cleanup
  br label %106

42:                                               ; preds = %39, %36
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %43 unwind label %66

43:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %10) #5
  invoke void @_ZN3chw5splitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPKc(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull @.str.6)
          to label %44 unwind label %68

44:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %45 = call ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  store ptr %45, ptr %11, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  %46 = call ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  store ptr %46, ptr %12, align 8
  %47 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESG_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  br i1 %47, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %44
  br i1 %3, label %.lr.ph.split.us, label %.lr.ph.split

.lr.ph.split.us:                                  ; preds = %.lr.ph, %61
  %48 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  %49 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %48) #5
  br i1 %49, label %61, label %50

50:                                               ; preds = %.lr.ph.split.us
  %51 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %48, ptr noundef nonnull @.str.4)
  br i1 %51, label %61, label %52

52:                                               ; preds = %50
  %53 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %48, ptr noundef nonnull @.str.5)
  br i1 %53, label %58, label %54

54:                                               ; preds = %52
  %55 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %48)
          to label %56 unwind label %.split.us

56:                                               ; preds = %54
  %57 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull @.str.6)
          to label %61 unwind label %.split.us

58:                                               ; preds = %52
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #5
  invoke void @_ZN3chw9parentDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %59 unwind label %.split32.us

59:                                               ; preds = %58
  %60 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #5
  br label %61

61:                                               ; preds = %59, %56, %50, %.lr.ph.split.us
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  %63 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESG_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  br i1 %63, label %.lr.ph.split.us, label %._crit_edge

.split.us:                                        ; preds = %56, %54
  %64 = landingpad { ptr, i32 }
          cleanup
  br label %92

.split32.us:                                      ; preds = %58
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %84

66:                                               ; preds = %42
  %67 = landingpad { ptr, i32 }
          cleanup
  br label %104

68:                                               ; preds = %43
  %69 = landingpad { ptr, i32 }
          cleanup
  br label %103

.lr.ph.split:                                     ; preds = %.lr.ph, %89
  %70 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  %71 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %70) #5
  br i1 %71, label %89, label %72

72:                                               ; preds = %.lr.ph.split
  %73 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %70, ptr noundef nonnull @.str.4)
  br i1 %73, label %89, label %75

.split:                                           ; preds = %87, %85
  %74 = landingpad { ptr, i32 }
          cleanup
  br label %92

75:                                               ; preds = %72
  %76 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %70, ptr noundef nonnull @.str.5)
  br i1 %76, label %77, label %85

77:                                               ; preds = %75
  %78 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  %79 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  %.not23 = icmp ugt i64 %78, %79
  br i1 %.not23, label %80, label %93

80:                                               ; preds = %77
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #5
  invoke void @_ZN3chw9parentDirERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %81 unwind label %.split32

81:                                               ; preds = %80
  %82 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #5
  br label %89

.split32:                                         ; preds = %80
  %83 = landingpad { ptr, i32 }
          cleanup
  br label %84

84:                                               ; preds = %.split32.us, %.split32
  %.us-phi33 = phi { ptr, i32 } [ %83, %.split32 ], [ %65, %.split32.us ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #5
  br label %92

85:                                               ; preds = %75
  %86 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %70)
          to label %87 unwind label %.split

87:                                               ; preds = %85
  %88 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKc(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull @.str.6)
          to label %89 unwind label %.split

89:                                               ; preds = %81, %72, %.lr.ph.split, %87
  %90 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  %91 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESG_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  br i1 %91, label %.lr.ph.split, label %._crit_edge

92:                                               ; preds = %.split, %.split.us, %84
  %.pn24 = phi { ptr, i32 } [ %.us-phi33, %84 ], [ %74, %.split ], [ %64, %.split.us ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  br label %103

93:                                               ; preds = %77
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  br label %102

._crit_edge:                                      ; preds = %89, %61, %44
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  %94 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %95 = load i8, ptr %94, align 1, !tbaa !5
  %.not29 = icmp eq i8 %95, 47
  br i1 %.not29, label %101, label %96

96:                                               ; preds = %._crit_edge
  %97 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  %98 = load i8, ptr %97, align 1, !tbaa !5
  %99 = icmp eq i8 %98, 47
  br i1 %99, label %100, label %101

100:                                              ; preds = %96
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  br label %101

101:                                              ; preds = %100, %96, %._crit_edge
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  br label %102

102:                                              ; preds = %93, %101
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #5
  br label %105

103:                                              ; preds = %92, %68
  %.pn24.pn = phi { ptr, i32 } [ %.pn24, %92 ], [ %69, %68 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  br label %104

104:                                              ; preds = %103, %66
  %.pn24.pn.pn = phi { ptr, i32 } [ %.pn24.pn, %103 ], [ %67, %66 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #5
  br label %106

105:                                              ; preds = %102, %35
  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
  ret void

106:                                              ; preds = %104, %40, %31, %27
  %.pn24.pn.pn.pn = phi { ptr, i32 } [ %.pn24.pn.pn, %104 ], [ %41, %40 ], [ %32, %31 ], [ %.pn, %27 ]
  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
  resume { ptr, i32 } %.pn24.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(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_traitsIcESaIcEE5frontEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

declare void @_ZN3chw6exeDirB5cxx11Eb(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8, i1 noundef zeroext) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE9push_backEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #2 align 2

declare void @_ZN3chw5splitERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPKc(ptr dead_on_unwind writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESG_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; 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 #4

; 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

; 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4backEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { "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 = { 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"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass