; LLVM IR from yangfengzzz/DigitalVox4 :: editor/imgui_node_editor.ll (ZN3vox10NodeEditor6Detail6Config4LoadB5cxx11Ev)

; 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::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.165 }
%union.anon.165 = type { i32 }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::fpos" = type { i64, %struct.__mbstate_t }
%"class.std::istreambuf_iterator" = type <{ ptr, i32, [4 x i8] }>
%"struct.vox::NodeEditor::Config" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3vox10NodeEditor6Detail6Config4LoadB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(64) %1) #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i1, align 1
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::basic_ifstream", align 8
  %10 = alloca i64, align 8
  %11 = alloca %"class.std::fpos", align 8
  %12 = alloca %"class.std::istreambuf_iterator", align 8
  %13 = alloca %"class.std::istreambuf_iterator", align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %14 = load ptr, ptr %4, align 8
  store i1 false, ptr %5, align 1
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %15 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 4
  %16 = load ptr, ptr %15, align 8, !tbaa !9
  %17 = icmp ne ptr %16, null
  br i1 %17, label %18, label %42

18:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %19 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 4
  %20 = load ptr, ptr %19, align 8, !tbaa !9
  %21 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 7
  %22 = load ptr, ptr %21, align 8, !tbaa !11
  %23 = invoke noundef i64 %20(ptr noundef null, ptr noundef %22)
          to label %24 unwind label %37

24:                                               ; preds = %18
  store i64 %23, ptr %6, align 8, !tbaa !12
  %25 = load i64, ptr %6, align 8, !tbaa !12
  %26 = icmp ugt i64 %25, 0
  br i1 %26, label %27, label %41

27:                                               ; preds = %24
  %28 = load i64, ptr %6, align 8, !tbaa !12
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %28)
          to label %29 unwind label %37

29:                                               ; preds = %27
  %30 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 4
  %31 = load ptr, ptr %30, align 8, !tbaa !9
  %32 = call noundef ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %33 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 7
  %34 = load ptr, ptr %33, align 8, !tbaa !11
  %35 = invoke noundef i64 %31(ptr noundef %32, ptr noundef %34)
          to label %36 unwind label %37

36:                                               ; preds = %29
  br label %41

37:                                               ; preds = %29, %27, %18
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %7, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %106

41:                                               ; preds = %36, %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %102

42:                                               ; preds = %2
  %43 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 0
  %44 = load ptr, ptr %43, align 8, !tbaa !14
  %45 = icmp ne ptr %44, null
  br i1 %45, label %46, label %101

46:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 520, ptr %9) #4
  %47 = getelementptr inbounds %"struct.vox::NodeEditor::Config", ptr %14, i32 0, i32 0
  %48 = load ptr, ptr %47, align 8, !tbaa !14
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %9, ptr noundef %48, i32 noundef 8)
          to label %49 unwind label %81

49:                                               ; preds = %46
  %50 = load ptr, ptr %9, align 8, !tbaa !15
  %51 = getelementptr i8, ptr %50, i64 -24
  %52 = load i64, ptr %51, align 8
  %53 = getelementptr inbounds i8, ptr %9, i64 %52
  %54 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %53)
          to label %55 unwind label %85

55:                                               ; preds = %49
  br i1 %54, label %56, label %98

56:                                               ; preds = %55
  %57 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %9, i64 noundef 0, i32 noundef 2)
          to label %58 unwind label %85

58:                                               ; preds = %56
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %11) #4
  %59 = invoke { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %60 unwind label %89

60:                                               ; preds = %58
  %61 = getelementptr inbounds { i64, i64 }, ptr %11, i32 0, i32 0
  %62 = extractvalue { i64, i64 } %59, 0
  store i64 %62, ptr %61, align 8
  %63 = getelementptr inbounds { i64, i64 }, ptr %11, i32 0, i32 1
  %64 = extractvalue { i64, i64 } %59, 1
  store i64 %64, ptr %63, align 8
  %65 = invoke noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16) %11)
          to label %66 unwind label %89

66:                                               ; preds = %60
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #4
  store i64 %65, ptr %10, align 8, !tbaa !12
  %67 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %9, i64 noundef 0, i32 noundef 0)
          to label %68 unwind label %93

68:                                               ; preds = %66
  %69 = load i64, ptr %10, align 8, !tbaa !12
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %69)
          to label %70 unwind label %93

70:                                               ; preds = %68
  call void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12) %12, ptr noundef nonnull align 8 dereferenceable(16) %9) #4
  call void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(12) %13) #4
  %71 = getelementptr inbounds { ptr, i32 }, ptr %12, i32 0, i32 0
  %72 = load ptr, ptr %71, align 8
  %73 = getelementptr inbounds { ptr, i32 }, ptr %12, i32 0, i32 1
  %74 = load i32, ptr %73, align 8
  %75 = getelementptr inbounds { ptr, i32 }, ptr %13, i32 0, i32 0
  %76 = load ptr, ptr %75, align 8
  %77 = getelementptr inbounds { ptr, i32 }, ptr %13, i32 0, i32 1
  %78 = load i32, ptr %77, align 8
  %79 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt19istreambuf_iteratorIcS2_EvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr %72, i32 %74, ptr %76, i32 %78)
          to label %80 unwind label %93

80:                                               ; preds = %70
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %98

81:                                               ; preds = %46
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %7, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %8, align 4
  br label %100

85:                                               ; preds = %56, %49
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %7, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %8, align 4
  br label %99

89:                                               ; preds = %60, %58
  %90 = landingpad { ptr, i32 }
          cleanup
  %91 = extractvalue { ptr, i32 } %90, 0
  store ptr %91, ptr %7, align 8
  %92 = extractvalue { ptr, i32 } %90, 1
  store i32 %92, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #4
  br label %97

93:                                               ; preds = %70, %68, %66
  %94 = landingpad { ptr, i32 }
          cleanup
  %95 = extractvalue { ptr, i32 } %94, 0
  store ptr %95, ptr %7, align 8
  %96 = extractvalue { ptr, i32 } %94, 1
  store i32 %96, ptr %8, align 4
  br label %97

97:                                               ; preds = %93, %89
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %99

98:                                               ; preds = %80, %55
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %9) #4
  call void @llvm.lifetime.end.p0(i64 520, ptr %9) #4
  br label %101

99:                                               ; preds = %97, %85
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %9) #4
  br label %100

100:                                              ; preds = %99, %81
  call void @llvm.lifetime.end.p0(i64 520, ptr %9) #4
  br label %106

101:                                              ; preds = %98, %42
  br label %102

102:                                              ; preds = %101, %41
  store i1 true, ptr %5, align 1
  %103 = load i1, ptr %5, align 1
  br i1 %103, label %105, label %104

104:                                              ; preds = %102
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  br label %105

105:                                              ; preds = %104, %102
  ret void

106:                                              ; preds = %100, %37
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  br label %107

107:                                              ; preds = %106
  %108 = load ptr, ptr %7, align 8
  %109 = load i32, ptr %8, align 4
  %110 = insertvalue { ptr, i32 } poison, ptr %108, 0
  %111 = insertvalue { ptr, i32 } %110, i32 %109, 1
  resume { ptr, i32 } %111
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i32 noundef) #3

declare { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt19istreambuf_iteratorIcS2_EvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32), ptr, i32, ptr, i32) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(12)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) 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 = { 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, !6, i64 32}
!10 = !{!"_ZTSN3vox10NodeEditor6ConfigE", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56}
!11 = !{!10, !6, i64 56}
!12 = !{!13, !13, i64 0}
!13 = !{!"long", !7, i64 0}
!14 = !{!10, !6, i64 0}
!15 = !{!16, !16, i64 0}
!16 = !{!"vtable pointer", !8, i64 0}


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

%"class.std::__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::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.165 }
%union.anon.165 = type { i32 }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::fpos" = type { i64, %struct.__mbstate_t }
%"class.std::istreambuf_iterator" = type <{ ptr, i32, [4 x i8] }>

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3vox10NodeEditor6Detail6Config4LoadB5cxx11Ev(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(64) %1) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::basic_ifstream", align 8
  %4 = alloca %"class.std::fpos", align 8
  %5 = alloca %"class.std::istreambuf_iterator", align 8
  %6 = alloca %"class.std::istreambuf_iterator", align 8
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %7 = getelementptr inbounds i8, ptr %1, i64 32
  %8 = load ptr, ptr %7, align 8, !tbaa !5
  %.not = icmp eq ptr %8, null
  br i1 %.not, label %22, label %9

9:                                                ; preds = %2
  %10 = getelementptr inbounds i8, ptr %1, i64 56
  %11 = load ptr, ptr %10, align 8, !tbaa !10
  %12 = invoke noundef i64 %8(ptr noundef null, ptr noundef %11)
          to label %13 unwind label %20

13:                                               ; preds = %9
  %.not16 = icmp eq i64 %12, 0
  br i1 %.not16, label %62, label %14

14:                                               ; preds = %13
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %12)
          to label %15 unwind label %20

15:                                               ; preds = %14
  %16 = load ptr, ptr %7, align 8, !tbaa !5
  %17 = tail call noundef ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %18 = load ptr, ptr %10, align 8, !tbaa !10
  %19 = invoke noundef i64 %16(ptr noundef %17, ptr noundef %18)
          to label %62 unwind label %20

20:                                               ; preds = %15, %14, %9
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %63

22:                                               ; preds = %2
  %23 = load ptr, ptr %1, align 8, !tbaa !11
  %.not12 = icmp eq ptr %23, null
  br i1 %.not12, label %62, label %24

24:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %3) #4
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %3, ptr noundef nonnull %23, i32 noundef 8)
          to label %25 unwind label %51

25:                                               ; preds = %24
  %26 = load ptr, ptr %3, align 8, !tbaa !12
  %27 = getelementptr i8, ptr %26, i64 -24
  %28 = load i64, ptr %27, align 8
  %29 = getelementptr inbounds i8, ptr %3, i64 %28
  %30 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %29)
          to label %31 unwind label %53

31:                                               ; preds = %25
  br i1 %30, label %32, label %59

32:                                               ; preds = %31
  %33 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %3, i64 noundef 0, i32 noundef 2)
          to label %34 unwind label %53

34:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #4
  %35 = invoke { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16) %3)
          to label %36 unwind label %55

36:                                               ; preds = %34
  %37 = extractvalue { i64, i64 } %35, 0
  store i64 %37, ptr %4, align 8
  %38 = getelementptr inbounds i8, ptr %4, i64 8
  %39 = extractvalue { i64, i64 } %35, 1
  store i64 %39, ptr %38, align 8
  %40 = call noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16) %4)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #4
  %41 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %3, i64 noundef 0, i32 noundef 0)
          to label %42 unwind label %57

42:                                               ; preds = %36
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %40)
          to label %43 unwind label %57

43:                                               ; preds = %42
  call void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12) %5, ptr noundef nonnull align 8 dereferenceable(16) %3) #4
  call void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(12) %6) #4
  %44 = load ptr, ptr %5, align 8
  %45 = getelementptr inbounds i8, ptr %5, i64 8
  %46 = load i32, ptr %45, align 8
  %47 = load ptr, ptr %6, align 8
  %48 = getelementptr inbounds i8, ptr %6, i64 8
  %49 = load i32, ptr %48, align 8
  %50 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt19istreambuf_iteratorIcS2_EvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr %44, i32 %46, ptr %47, i32 %49)
          to label %59 unwind label %57

51:                                               ; preds = %24
  %52 = landingpad { ptr, i32 }
          cleanup
  br label %61

53:                                               ; preds = %32, %25
  %54 = landingpad { ptr, i32 }
          cleanup
  br label %60

55:                                               ; preds = %34
  %56 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #4
  br label %60

57:                                               ; preds = %43, %42, %36
  %58 = landingpad { ptr, i32 }
          cleanup
  br label %60

59:                                               ; preds = %43, %31
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #4
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %3) #4
  br label %62

60:                                               ; preds = %55, %57, %53
  %.pn.pn = phi { ptr, i32 } [ %54, %53 ], [ %58, %57 ], [ %56, %55 ]
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #4
  br label %61

61:                                               ; preds = %60, %51
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %60 ], [ %52, %51 ]
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %3) #4
  br label %63

62:                                               ; preds = %59, %22, %15, %13
  ret void

63:                                               ; preds = %61, %20
  %.pn17 = phi { ptr, i32 } [ %21, %20 ], [ %.pn.pn.pn, %61 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  resume { ptr, i32 } %.pn17
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i32 noundef) local_unnamed_addr #3

declare { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt19istreambuf_iteratorIcS2_EvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32), ptr, i32, ptr, i32) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(12)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) 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 = { 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, !7, i64 32}
!6 = !{!"_ZTSN3vox10NodeEditor6ConfigE", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 56}
!11 = !{!6, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"vtable pointer", !9, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass