; LLVM IR from TheAlgorithms/C-Plus-Plus :: data_structures/test_stack.ll (Z38testPushingToCopyDoesNotChangeOriginalv)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.stack = type { %"class.std::shared_ptr", i64 }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::initializer_list" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }

@.str.1 = external hidden unnamed_addr constant [90 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [35 x i8], align 1
@__PRETTY_FUNCTION__._Z38testPushingToCopyDoesNotChangeOriginalv = external hidden unnamed_addr constant [46 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [35 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: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5stackIiEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #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 dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK5stackIiE8toVectorEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5stackIiEC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z38testPushingToCopyDoesNotChangeOriginalv() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca %class.stack, align 8
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %class.stack, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca %"class.std::initializer_list", align 8
  %11 = alloca [3 x i32], align 4
  %12 = alloca %"class.std::allocator", align 1
  %13 = alloca %"class.std::vector", align 8
  %14 = alloca %"class.std::initializer_list", align 8
  %15 = alloca [4 x i32], align 4
  %16 = alloca %"class.std::allocator", align 1
  %17 = alloca %"class.std::vector", align 8
  %18 = alloca %"class.std::vector", align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr %1) #6
  call void @_ZN5stackIiEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 10, ptr %2, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %19 unwind label %47

19:                                               ; preds = %0
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 20, ptr %5, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %20 unwind label %51

20:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  store i32 30, ptr %6, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %21 unwind label %55

21:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #6
  call void @_ZN5stackIiEC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 40, ptr %8, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %22 unwind label %59

22:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 12, ptr %11) #6
  store i32 30, ptr %11, align 4, !tbaa !5
  %23 = getelementptr inbounds i32, ptr %11, i64 1
  store i32 20, ptr %23, align 4, !tbaa !5
  %24 = getelementptr inbounds i32, ptr %11, i64 2
  store i32 10, ptr %24, align 4, !tbaa !5
  %25 = getelementptr inbounds %"class.std::initializer_list", ptr %10, i32 0, i32 0
  store ptr %11, ptr %25, align 8, !tbaa !9
  %26 = getelementptr inbounds %"class.std::initializer_list", ptr %10, i32 0, i32 1
  store i64 3, ptr %26, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  %27 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8
  %29 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 1
  %30 = load i64, ptr %29, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr %28, i64 %30, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %31 unwind label %63

31:                                               ; preds = %22
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #6
  call void @llvm.lifetime.start.p0(i64 16, ptr %15) #6
  store i32 40, ptr %15, align 4, !tbaa !5
  %32 = getelementptr inbounds i32, ptr %15, i64 1
  store i32 30, ptr %32, align 4, !tbaa !5
  %33 = getelementptr inbounds i32, ptr %15, i64 2
  store i32 20, ptr %33, align 4, !tbaa !5
  %34 = getelementptr inbounds i32, ptr %15, i64 3
  store i32 10, ptr %34, align 4, !tbaa !5
  %35 = getelementptr inbounds %"class.std::initializer_list", ptr %14, i32 0, i32 0
  store ptr %15, ptr %35, align 8, !tbaa !9
  %36 = getelementptr inbounds %"class.std::initializer_list", ptr %14, i32 0, i32 1
  store i64 4, ptr %36, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #6
  %37 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 0
  %38 = load ptr, ptr %37, align 8
  %39 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 1
  %40 = load i64, ptr %39, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr %38, i64 %40, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %41 unwind label %67

41:                                               ; preds = %31
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr %15) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %17) #6
  invoke void @_ZNK5stackIiE8toVectorEv(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %17, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %42 unwind label %71

42:                                               ; preds = %41
  %43 = invoke noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24) %17, ptr noundef nonnull align 8 dereferenceable(24) %9)
          to label %44 unwind label %75

44:                                               ; preds = %42
  br i1 %43, label %45, label %46

45:                                               ; preds = %44
  br label %80

46:                                               ; preds = %44
  call void @__assert_fail(ptr noundef @.str.8, ptr noundef @.str.1, i32 noundef 80, ptr noundef @__PRETTY_FUNCTION__._Z38testPushingToCopyDoesNotChangeOriginalv) #7
  unreachable

47:                                               ; preds = %0
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %3, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %102

51:                                               ; preds = %19
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %3, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %102

55:                                               ; preds = %20
  %56 = landingpad { ptr, i32 }
          cleanup
  %57 = extractvalue { ptr, i32 } %56, 0
  store ptr %57, ptr %3, align 8
  %58 = extractvalue { ptr, i32 } %56, 1
  store i32 %58, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  br label %102

59:                                               ; preds = %21
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %3, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %101

63:                                               ; preds = %22
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %3, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %4, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #6
  br label %100

67:                                               ; preds = %31
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %3, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %4, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr %15) #6
  br label %99

71:                                               ; preds = %41
  %72 = landingpad { ptr, i32 }
          cleanup
  %73 = extractvalue { ptr, i32 } %72, 0
  store ptr %73, ptr %3, align 8
  %74 = extractvalue { ptr, i32 } %72, 1
  store i32 %74, ptr %4, align 4
  br label %86

75:                                               ; preds = %42
  %76 = landingpad { ptr, i32 }
          cleanup
  %77 = extractvalue { ptr, i32 } %76, 0
  store ptr %77, ptr %3, align 8
  %78 = extractvalue { ptr, i32 } %76, 1
  store i32 %78, ptr %4, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #6
  br label %86

79:                                               ; No predecessors!
  br label %80

80:                                               ; preds = %79, %45
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %18) #6
  invoke void @_ZNK5stackIiE8toVectorEv(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %18, ptr noundef nonnull align 8 dereferenceable(24) %7)
          to label %81 unwind label %87

81:                                               ; preds = %80
  %82 = invoke noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24) %18, ptr noundef nonnull align 8 dereferenceable(24) %13)
          to label %83 unwind label %91

83:                                               ; preds = %81
  br i1 %82, label %84, label %85

84:                                               ; preds = %83
  br label %96

85:                                               ; preds = %83
  call void @__assert_fail(ptr noundef @.str.9, ptr noundef @.str.1, i32 noundef 81, ptr noundef @__PRETTY_FUNCTION__._Z38testPushingToCopyDoesNotChangeOriginalv) #7
  unreachable

86:                                               ; preds = %75, %71
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #6
  br label %98

87:                                               ; preds = %80
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %3, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %4, align 4
  br label %97

91:                                               ; preds = %81
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %3, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %4, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %18) #6
  br label %97

95:                                               ; No predecessors!
  br label %96

96:                                               ; preds = %95, %84
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %18) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %18) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %1) #6
  ret void

97:                                               ; preds = %91, %87
  call void @llvm.lifetime.end.p0(i64 24, ptr %18) #6
  br label %98

98:                                               ; preds = %97, %86
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  br label %99

99:                                               ; preds = %98, %67
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  br label %100

100:                                              ; preds = %99, %63
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  br label %101

101:                                              ; preds = %100, %59
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  br label %102

102:                                              ; preds = %101, %55, %51, %47
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %1) #6
  br label %103

103:                                              ; preds = %102
  %104 = load ptr, ptr %3, align 8
  %105 = load i32, ptr %4, align 4
  %106 = insertvalue { ptr, i32 } poison, ptr %104, 0
  %107 = insertvalue { ptr, i32 } %106, i32 %105, 1
  resume { ptr, i32 } %107
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 #5 = { noreturn 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 #6 = { nounwind }
attributes #7 = { noreturn 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSSt16initializer_listIiE", !11, i64 0, !12, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !12, i64 8}


; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.stack = type { %"class.std::shared_ptr", i64 }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::allocator" = type { i8 }

@.str.1 = external hidden unnamed_addr constant [90 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [35 x i8], align 1
@__PRETTY_FUNCTION__._Z38testPushingToCopyDoesNotChangeOriginalv = external hidden unnamed_addr constant [46 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [35 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: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5stackIiEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_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 dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK5stackIiE8toVectorEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5stackIiEC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z38testPushingToCopyDoesNotChangeOriginalv() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca %class.stack, align 8
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %class.stack, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca [3 x i32], align 4
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca [4 x i32], align 16
  %12 = alloca %"class.std::allocator", align 1
  %13 = alloca %"class.std::vector", align 8
  %14 = alloca %"class.std::vector", align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #6
  call void @_ZN5stackIiEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  store i32 10, ptr %2, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %15 unwind label %27

15:                                               ; preds = %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  store i32 20, ptr %3, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %16 unwind label %29

16:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  store i32 30, ptr %4, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %17 unwind label %31

17:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #6
  call void @_ZN5stackIiEC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  store i32 40, ptr %6, align 4, !tbaa !5
  invoke void @_ZN5stackIiE4pushERKi(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %18 unwind label %33

18:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %8) #6
  store i32 30, ptr %8, align 4, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %8, i64 4
  store i32 20, ptr %19, align 4, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %8, i64 8
  store i32 10, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr nonnull %8, i64 3, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %21 unwind label %35

21:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %10) #6
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %11) #6
  store <4 x i32> <i32 40, i32 30, i32 20, i32 10>, ptr %11, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %12) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr nonnull %11, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %22 unwind label %37

22:                                               ; preds = %21
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %13) #6
  invoke void @_ZNK5stackIiE8toVectorEv(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %13, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %23 unwind label %39

23:                                               ; preds = %22
  %24 = invoke noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 8 dereferenceable(24) %7)
          to label %25 unwind label %41

25:                                               ; preds = %23
  br i1 %24, label %43, label %26

26:                                               ; preds = %25
  call void @__assert_fail(ptr noundef nonnull @.str.8, ptr noundef nonnull @.str.1, i32 noundef 80, ptr noundef nonnull @__PRETTY_FUNCTION__._Z38testPushingToCopyDoesNotChangeOriginalv) #7
  unreachable

27:                                               ; preds = %0
  %28 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  br label %59

29:                                               ; preds = %15
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  br label %59

31:                                               ; preds = %16
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  br label %59

33:                                               ; preds = %17
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  br label %58

35:                                               ; preds = %18
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %8) #6
  br label %57

37:                                               ; preds = %21
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %11) #6
  br label %56

39:                                               ; preds = %22
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %48

41:                                               ; preds = %23
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  br label %48

43:                                               ; preds = %25
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %13) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %14) #6
  invoke void @_ZNK5stackIiE8toVectorEv(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %14, ptr noundef nonnull align 8 dereferenceable(24) %5)
          to label %44 unwind label %49

44:                                               ; preds = %43
  %45 = invoke noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 8 dereferenceable(24) %10)
          to label %46 unwind label %51

46:                                               ; preds = %44
  br i1 %45, label %53, label %47

47:                                               ; preds = %46
  call void @__assert_fail(ptr noundef nonnull @.str.9, ptr noundef nonnull @.str.1, i32 noundef 81, ptr noundef nonnull @__PRETTY_FUNCTION__._Z38testPushingToCopyDoesNotChangeOriginalv) #7
  unreachable

48:                                               ; preds = %41, %39
  %.pn = phi { ptr, i32 } [ %42, %41 ], [ %40, %39 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %13) #6
  br label %55

49:                                               ; preds = %43
  %50 = landingpad { ptr, i32 }
          cleanup
  br label %54

51:                                               ; preds = %44
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  br label %54

53:                                               ; preds = %46
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #6
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #6
  ret void

54:                                               ; preds = %51, %49
  %.pn11 = phi { ptr, i32 } [ %52, %51 ], [ %50, %49 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #6
  br label %55

55:                                               ; preds = %54, %48
  %.pn11.pn = phi { ptr, i32 } [ %.pn11, %54 ], [ %.pn, %48 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  br label %56

56:                                               ; preds = %55, %37
  %.pn11.pn.pn = phi { ptr, i32 } [ %.pn11.pn, %55 ], [ %38, %37 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  br label %57

57:                                               ; preds = %56, %35
  %.pn11.pn.pn.pn = phi { ptr, i32 } [ %.pn11.pn.pn, %56 ], [ %36, %35 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #6
  br label %58

58:                                               ; preds = %57, %33
  %.pn11.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn11.pn.pn.pn, %57 ], [ %34, %33 ]
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  br label %59

59:                                               ; preds = %58, %31, %29, %27
  %.pn11.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn11.pn.pn.pn.pn, %58 ], [ %32, %31 ], [ %30, %29 ], [ %28, %27 ]
  call void @_ZN5stackIiED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn11.pn.pn.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 #5 = { noreturn 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 #6 = { nounwind }
attributes #7 = { noreturn 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,SLPVectorizerPass,SROAPass,SimplifyCFGPass