; LLVM IR from yanglr/leetcode-ac :: cpp-leetcode (leetcode88-merge-sorted-array)

; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::locale" = type { ptr }
%class.Solution = type { i8 }
%"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.std::initializer_list" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@constinit = external hidden constant [6 x i32], align 4
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %class.Solution, align 1
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::initializer_list", align 8
  %5 = alloca [6 x i32], align 4
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca ptr, 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 i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca ptr, align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 1, ptr %2) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %5, ptr align 4 @constinit, i64 24, i1 false), !tbaa.struct !5
  %19 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 0
  store ptr %5, ptr %19, align 8, !tbaa !9
  %20 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 1
  store i64 6, ptr %20, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #8
  %21 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 0
  %22 = load ptr, ptr %21, align 8
  %23 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 1
  %24 = load i64, ptr %23, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr %22, i64 %24, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %25 unwind label %47

25:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #8
  call void @llvm.lifetime.start.p0(i64 12, ptr %11) #8
  store i32 0, ptr %11, align 4, !tbaa !14
  %26 = getelementptr inbounds i32, ptr %11, i64 1
  store i32 2, ptr %26, align 4, !tbaa !14
  %27 = getelementptr inbounds i32, ptr %11, i64 2
  store i32 5, ptr %27, align 4, !tbaa !14
  %28 = getelementptr inbounds %"class.std::initializer_list", ptr %10, i32 0, i32 0
  store ptr %11, ptr %28, align 8, !tbaa !9
  %29 = getelementptr inbounds %"class.std::initializer_list", ptr %10, i32 0, i32 1
  store i64 3, ptr %29, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #8
  %30 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 0
  %31 = load ptr, ptr %30, align 8
  %32 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 1
  %33 = load i64, ptr %32, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr %31, i64 %33, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %34 unwind label %51

34:                                               ; preds = %25
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #8
  store i32 3, ptr %13, align 4, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #8
  store i32 3, ptr %14, align 4, !tbaa !14
  %35 = load i32, ptr %13, align 4, !tbaa !14
  %36 = load i32, ptr %14, align 4, !tbaa !14
  invoke void @_ZN8Solution5mergeERSt6vectorIiSaIiEEiS3_i(ptr noundef nonnull align 1 dereferenceable(1) %2, ptr noundef nonnull align 8 dereferenceable(24) %3, i32 noundef %35, ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef %36)
          to label %37 unwind label %55

37:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #8
  store ptr %3, ptr %15, align 8, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #8
  %38 = load ptr, ptr %15, align 8, !tbaa !16
  %39 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %38) #8
  %40 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %39, ptr %40, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #8
  %41 = load ptr, ptr %15, align 8, !tbaa !16
  %42 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %41) #8
  %43 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %42, ptr %43, align 8
  br label %44

44:                                               ; preds = %67, %37
  %45 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #8
  br i1 %45, label %59, label %46

46:                                               ; preds = %44
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #8
  br label %73

47:                                               ; preds = %0
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %7, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #8
  br label %77

51:                                               ; preds = %25
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %7, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr %11) #8
  br label %76

55:                                               ; preds = %34
  %56 = landingpad { ptr, i32 }
          cleanup
  %57 = extractvalue { ptr, i32 } %56, 0
  store ptr %57, ptr %7, align 8
  %58 = extractvalue { ptr, i32 } %56, 1
  store i32 %58, ptr %8, align 4
  br label %75

59:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #8
  %60 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #8
  %61 = load i32, ptr %60, align 4, !tbaa !14
  store i32 %61, ptr %18, align 4, !tbaa !14
  %62 = load i32, ptr %18, align 4, !tbaa !14
  %63 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %62)
          to label %64 unwind label %69

64:                                               ; preds = %59
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %63, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %66 unwind label %69

66:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  br label %67

67:                                               ; preds = %66
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #8
  br label %44

69:                                               ; preds = %64, %59
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %7, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #8
  br label %75

73:                                               ; preds = %46
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #8
  %74 = load i32, ptr %1, align 4
  ret i32 %74

75:                                               ; preds = %69, %55
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #8
  br label %76

76:                                               ; preds = %75, %51
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  br label %77

77:                                               ; preds = %76, %47
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #8
  br label %78

78:                                               ; preds = %77
  %79 = load ptr, ptr %7, align 8
  %80 = load i32, ptr %8, align 4
  %81 = insertvalue { ptr, i32 } poison, ptr %79, 0
  %82 = insertvalue { ptr, i32 } %81, i32 %80, 1
  resume { ptr, i32 } %82
}

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

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; 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 #4 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) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8Solution5mergeERSt6vectorIiSaIiEEiS3_i(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

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

; 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 norecurse 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { 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 #8 = { 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 = !{i64 0, i64 24, !6}
!6 = !{!7, !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}
!14 = !{!15, !15, i64 0}
!15 = !{!"int", !7, i64 0}
!16 = !{!11, !11, 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::locale" = type { ptr }
%class.Solution = type { i8 }
%"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.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@constinit = external hidden local_unnamed_addr constant [6 x i32], align 4
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %class.Solution, align 1
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca [6 x i32], align 4
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca [3 x i32], align 4
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %1) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #8
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %3, ptr noundef nonnull align 4 dereferenceable(24) @constinit, i64 24, i1 false), !tbaa.struct !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr nonnull %3, i64 6, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %10 unwind label %18

10:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #8
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %6) #8
  store i32 0, ptr %6, align 4, !tbaa !9
  %11 = getelementptr inbounds i8, ptr %6, i64 4
  store i32 2, ptr %11, align 4, !tbaa !9
  %12 = getelementptr inbounds i8, ptr %6, i64 8
  store i32 5, ptr %12, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr nonnull %6, i64 3, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %13 unwind label %20

13:                                               ; preds = %10
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %6) #8
  invoke void @_ZN8Solution5mergeERSt6vectorIiSaIiEEiS3_i(ptr noundef nonnull align 1 dereferenceable(1) %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %5, i32 noundef 3)
          to label %14 unwind label %22

14:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #8
  %15 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  store ptr %15, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #8
  %16 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  store ptr %16, ptr %9, align 8
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #8
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %29, %14
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #8
  ret i32 0

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #8
  br label %36

20:                                               ; preds = %10
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %6) #8
  br label %35

22:                                               ; preds = %13
  %23 = landingpad { ptr, i32 }
          cleanup
  br label %34

.lr.ph:                                           ; preds = %14, %29
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #8
  %25 = load i32, ptr %24, align 4, !tbaa !9
  %26 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %25)
          to label %27 unwind label %32

27:                                               ; preds = %.lr.ph
  %28 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %26, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %29 unwind label %32

29:                                               ; preds = %27
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #8
  %31 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #8
  br i1 %31, label %.lr.ph, label %._crit_edge

32:                                               ; preds = %27, %.lr.ph
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #8
  br label %34

34:                                               ; preds = %32, %22
  %.pn = phi { ptr, i32 } [ %33, %32 ], [ %23, %22 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #8
  br label %35

35:                                               ; preds = %34, %20
  %.pn.pn = phi { ptr, i32 } [ %.pn, %34 ], [ %21, %20 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  br label %36

36:                                               ; preds = %35, %18
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %35 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn.pn.pn
}

; 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 nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; 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 #4 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) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8Solution5mergeERSt6vectorIiSaIiEEiS3_i(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #7

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

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

; 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 norecurse 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 nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { 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 #8 = { 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 = !{i64 0, i64 24, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


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