; LLVM IR from TheAlgorithms/C-Plus-Plus :: dynamic_programming (longest_common_string)

; 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<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.5" = type { i8 }
%"class.std::allocator.0" = type { i8 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z28longest_common_string_lengthRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::vector.3", align 8
  %9 = alloca i64, align 8
  %10 = alloca %"class.std::allocator.5", align 1
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::allocator.0", align 1
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i32, align 4
  %17 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %18) #4
  store i64 %19, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %20) #4
  store i64 %21, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #4
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = add i64 %22, 1
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #4
  %24 = load i64, ptr %6, align 8, !tbaa !9
  %25 = add i64 %24, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  store i64 0, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #4
  call void @_ZNSaImEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #4
  invoke void @_ZNSt6vectorImSaImEEC2EmRKmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %25, ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %26 unwind label %34

26:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #4
  call void @_ZNSaISt6vectorImSaImEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #4
  invoke void @_ZNSt6vectorIS_ImSaImEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %23, ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %27 unwind label %38

27:                                               ; preds = %26
  call void @_ZNSt15__new_allocatorISt6vectorImSaImEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  call void @_ZNSt15__new_allocatorImED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  store i64 -1, ptr %14, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %28 = load i64, ptr %5, align 8, !tbaa !9
  %29 = sub i64 %28, 1
  store i64 %29, ptr %15, align 8, !tbaa !9
  br label %30

30:                                               ; preds = %102, %27
  %31 = load i64, ptr %15, align 8, !tbaa !9
  %32 = icmp ne i64 %31, -1
  br i1 %32, label %43, label %33

33:                                               ; preds = %30
  store i32 2, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  br label %105

34:                                               ; preds = %2
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %11, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %12, align 4
  br label %42

38:                                               ; preds = %26
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %11, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %12, align 4
  call void @_ZNSt15__new_allocatorISt6vectorImSaImEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  br label %42

42:                                               ; preds = %38, %34
  call void @_ZNSt15__new_allocatorImED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #4
  br label %109

43:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %44 = load i64, ptr %6, align 8, !tbaa !9
  %45 = sub i64 %44, 1
  store i64 %45, ptr %17, align 8, !tbaa !9
  br label %46

46:                                               ; preds = %98, %43
  %47 = load i64, ptr %17, align 8, !tbaa !9
  %48 = icmp ne i64 %47, -1
  br i1 %48, label %50, label %49

49:                                               ; preds = %46
  store i32 5, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  br label %101

50:                                               ; preds = %46
  %51 = load ptr, ptr %3, align 8, !tbaa !5
  %52 = load i64, ptr %15, align 8, !tbaa !9
  %53 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %51, i64 noundef %52) #4
  %54 = load i8, ptr %53, align 1, !tbaa !11
  %55 = sext i8 %54 to i32
  %56 = load ptr, ptr %4, align 8, !tbaa !5
  %57 = load i64, ptr %17, align 8, !tbaa !9
  %58 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %56, i64 noundef %57) #4
  %59 = load i8, ptr %58, align 1, !tbaa !11
  %60 = sext i8 %59 to i32
  %61 = icmp eq i32 %55, %60
  br i1 %61, label %62, label %75

62:                                               ; preds = %50
  %63 = load i64, ptr %15, align 8, !tbaa !9
  %64 = add i64 %63, 1
  %65 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %64) #4
  %66 = load i64, ptr %17, align 8, !tbaa !9
  %67 = add i64 %66, 1
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %65, i64 noundef %67) #4
  %69 = load i64, ptr %68, align 8, !tbaa !9
  %70 = add i64 1, %69
  %71 = load i64, ptr %15, align 8, !tbaa !9
  %72 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %71) #4
  %73 = load i64, ptr %17, align 8, !tbaa !9
  %74 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %72, i64 noundef %73) #4
  store i64 %70, ptr %74, align 8, !tbaa !9
  br label %97

75:                                               ; preds = %50
  %76 = load i64, ptr %15, align 8, !tbaa !9
  %77 = add i64 %76, 1
  %78 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %77) #4
  %79 = load i64, ptr %17, align 8, !tbaa !9
  %80 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %78, i64 noundef %79) #4
  %81 = load i64, ptr %15, align 8, !tbaa !9
  %82 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %81) #4
  %83 = load i64, ptr %17, align 8, !tbaa !9
  %84 = add i64 %83, 1
  %85 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %82, i64 noundef %84) #4
  %86 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxImERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %80, ptr noundef nonnull align 8 dereferenceable(8) %85)
          to label %87 unwind label %93

87:                                               ; preds = %75
  %88 = load i64, ptr %86, align 8, !tbaa !9
  %89 = load i64, ptr %15, align 8, !tbaa !9
  %90 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %89) #4
  %91 = load i64, ptr %17, align 8, !tbaa !9
  %92 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %90, i64 noundef %91) #4
  store i64 %88, ptr %92, align 8, !tbaa !9
  br label %97

93:                                               ; preds = %75
  %94 = landingpad { ptr, i32 }
          cleanup
  %95 = extractvalue { ptr, i32 } %94, 0
  store ptr %95, ptr %11, align 8
  %96 = extractvalue { ptr, i32 } %94, 1
  store i32 %96, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @_ZNSt6vectorIS_ImSaImEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  br label %109

97:                                               ; preds = %87, %62
  br label %98

98:                                               ; preds = %97
  %99 = load i64, ptr %17, align 8, !tbaa !9
  %100 = add i64 %99, -1
  store i64 %100, ptr %17, align 8, !tbaa !9
  br label %46, !llvm.loop !12

101:                                              ; preds = %49
  br label %102

102:                                              ; preds = %101
  %103 = load i64, ptr %15, align 8, !tbaa !9
  %104 = add i64 %103, -1
  store i64 %104, ptr %15, align 8, !tbaa !9
  br label %30, !llvm.loop !14

105:                                              ; preds = %33
  %106 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 0) #4
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %106, i64 noundef 0) #4
  %108 = load i64, ptr %107, align 8, !tbaa !9
  store i32 1, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @_ZNSt6vectorIS_ImSaImEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret i64 %108

109:                                              ; preds = %93, %42
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %110

110:                                              ; preds = %109
  %111 = load ptr, ptr %11, align 8
  %112 = load i32, ptr %12, align 4
  %113 = insertvalue { ptr, i32 } poison, ptr %111, 0
  %114 = insertvalue { ptr, i32 } %113, i32 %112, 1
  resume { ptr, i32 } %114
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaImEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorImSaImEEC2EmRKmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorImSaImEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ImSaImEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxImERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ImSaImEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorImED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorImSaImEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.5" = type { i8 }
%"class.std::allocator.0" = type { i8 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z28longest_common_string_lengthRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::vector.3", align 8
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::allocator.5", align 1
  %7 = alloca %"class.std::allocator.0", align 1
  %8 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %9 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  %10 = add i64 %9, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  store i64 0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #4
  call void @_ZNSaImEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  invoke void @_ZNSt6vectorImSaImEEC2EmRKmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %10, ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %11 unwind label %17

11:                                               ; preds = %2
  %12 = add i64 %8, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSaISt6vectorImSaImEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIS_ImSaImEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %12, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %13 unwind label %19

13:                                               ; preds = %11
  call void @_ZNSt15__new_allocatorISt6vectorImSaImEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @_ZNSt15__new_allocatorImED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  %.not35 = icmp eq i64 %8, 0
  %.not2931 = icmp eq i64 %9, 0
  %or.cond = or i1 %.not35, %.not2931
  br i1 %or.cond, label %._crit_edge, label %.preheader

..loopexit_crit_edge:                             ; preds = %39
  %.not = icmp eq i64 %.02537, 0
  br i1 %.not, label %._crit_edge, label %.preheader, !llvm.loop !9

.preheader:                                       ; preds = %13, %..loopexit_crit_edge
  %.025.in36 = phi i64 [ %.02537, %..loopexit_crit_edge ], [ %8, %13 ]
  %.02537 = add i64 %.025.in36, -1
  br label %22

._crit_edge:                                      ; preds = %..loopexit_crit_edge, %13
  %14 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #4
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef 0) #4
  %16 = load i64, ptr %15, align 8, !tbaa !5
  call void @_ZNSt6vectorIS_ImSaImEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  ret i64 %16

17:                                               ; preds = %2
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %21

19:                                               ; preds = %11
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorImSaImEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  br label %21

21:                                               ; preds = %19, %17
  %.pn = phi { ptr, i32 } [ %20, %19 ], [ %18, %17 ]
  call void @_ZNSt15__new_allocatorImED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  resume { ptr, i32 } %.pn

22:                                               ; preds = %.preheader, %39
  %.0.in32 = phi i64 [ %9, %.preheader ], [ %.033, %39 ]
  %.033 = add i64 %.0.in32, -1
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %.02537) #4
  %24 = load i8, ptr %23, align 1, !tbaa !11
  %25 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.033) #4
  %26 = load i8, ptr %25, align 1, !tbaa !11
  %27 = icmp eq i8 %24, %26
  %28 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.025.in36) #4
  br i1 %27, label %29, label %33

29:                                               ; preds = %22
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %28, i64 noundef %.0.in32) #4
  %31 = load i64, ptr %30, align 8, !tbaa !5
  %32 = add i64 %31, 1
  br label %39

33:                                               ; preds = %22
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %28, i64 noundef %.033) #4
  %35 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.02537) #4
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %35, i64 noundef %.0.in32) #4
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxImERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %34, ptr noundef nonnull align 8 dereferenceable(8) %36)
  %38 = load i64, ptr %37, align 8, !tbaa !5
  br label %39

39:                                               ; preds = %29, %33
  %.sink = phi i64 [ %32, %29 ], [ %38, %33 ]
  %40 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.02537) #4
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %40, i64 noundef %.033) #4
  store i64 %.sink, ptr %41, align 8, !tbaa !5
  %.not29 = icmp eq i64 %.033, 0
  br i1 %.not29, label %..loopexit_crit_edge, label %22, !llvm.loop !12
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaImEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorImSaImEEC2EmRKmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorImSaImEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ImSaImEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ImSaImEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxImERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ImSaImEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorImED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorImSaImEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !10}


; Effective O3 passes: GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass