; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 17. Graph (topologicalsortbfs)

; 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.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 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef, i32 noundef, i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z8toposortPSt6vectorIiSaIiEERS1_i(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef, ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 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)) #3

; 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)) #1 align 2

; 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)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #4 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [5 x %"class.std::vector"], align 16
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca 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::vector", align 8
  %11 = alloca ptr, align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  store i32 5, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 120, ptr %3) #7
  %15 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i32 0, i32 0
  %16 = getelementptr inbounds %"class.std::vector", ptr %15, i64 5
  br label %17

17:                                               ; preds = %17, %0
  %18 = phi ptr [ %15, %0 ], [ %19, %17 ]
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %18) #7
  %19 = getelementptr inbounds %"class.std::vector", ptr %18, i64 1
  %20 = icmp eq ptr %19, %16
  br i1 %20, label %21, label %17

21:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #7
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %23, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %24 unwind label %48

24:                                               ; preds = %21
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  %25 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i64 0, i64 0
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef %25, i32 noundef 0, i32 noundef 2, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %26 unwind label %52

26:                                               ; preds = %24
  %27 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i64 0, i64 0
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef %27, i32 noundef 0, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %28 unwind label %52

28:                                               ; preds = %26
  %29 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i64 0, i64 0
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef %29, i32 noundef 1, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %30 unwind label %52

30:                                               ; preds = %28
  %31 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i64 0, i64 0
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef %31, i32 noundef 1, i32 noundef 4, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %32 unwind label %52

32:                                               ; preds = %30
  %33 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i64 0, i64 0
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef %33, i32 noundef 2, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %34 unwind label %52

34:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #7
  %35 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i64 0, i64 0
  %36 = load i32, ptr %2, align 4, !tbaa !5
  invoke void @_Z8toposortPSt6vectorIiSaIiEERS1_i(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %10, ptr noundef %35, ptr noundef nonnull align 8 dereferenceable(24) %4, i32 noundef %36)
          to label %37 unwind label %56

37:                                               ; preds = %34
  %38 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  store ptr %9, ptr %11, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  %39 = load ptr, ptr %11, align 8, !tbaa !9
  %40 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %39) #7
  %41 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %40, ptr %41, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #7
  %42 = load ptr, ptr %11, align 8, !tbaa !9
  %43 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %42) #7
  %44 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %43, ptr %44, align 8
  br label %45

45:                                               ; preds = %68, %37
  %46 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #7
  br i1 %46, label %60, label %47

47:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  br label %74

48:                                               ; preds = %21
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %7, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  br label %79

52:                                               ; preds = %32, %30, %28, %26, %24
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %7, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %8, align 4
  br label %78

56:                                               ; preds = %34
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %7, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #7
  br label %77

60:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  %62 = load i32, ptr %61, align 4, !tbaa !5
  store i32 %62, ptr %14, align 4, !tbaa !5
  %63 = load i32, ptr %14, align 4, !tbaa !5
  %64 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %63)
          to label %65 unwind label %70

65:                                               ; preds = %60
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %64, ptr noundef @.str)
          to label %67 unwind label %70

67:                                               ; preds = %65
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %68

68:                                               ; preds = %67
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  br label %45

70:                                               ; preds = %65, %60
  %71 = landingpad { ptr, i32 }
          cleanup
  %72 = extractvalue { ptr, i32 } %71, 0
  store ptr %72, ptr %7, align 8
  %73 = extractvalue { ptr, i32 } %71, 1
  store i32 %73, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  br label %77

74:                                               ; preds = %47
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #7
  %75 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i32 0, i32 0
  %76 = getelementptr inbounds %"class.std::vector", ptr %75, i64 5
  br label %82

77:                                               ; preds = %70, %56
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #7
  br label %78

78:                                               ; preds = %77, %52
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  br label %79

79:                                               ; preds = %78, %48
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #7
  %80 = getelementptr inbounds [5 x %"class.std::vector"], ptr %3, i32 0, i32 0
  %81 = getelementptr inbounds %"class.std::vector", ptr %80, i64 5
  br label %88

82:                                               ; preds = %82, %74
  %83 = phi ptr [ %76, %74 ], [ %84, %82 ]
  %84 = getelementptr inbounds %"class.std::vector", ptr %83, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %84) #7
  %85 = icmp eq ptr %84, %75
  br i1 %85, label %86, label %82

86:                                               ; preds = %82
  call void @llvm.lifetime.end.p0(i64 120, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %87 = load i32, ptr %1, align 4
  ret i32 %87

88:                                               ; preds = %88, %79
  %89 = phi ptr [ %81, %79 ], [ %90, %88 ]
  %90 = getelementptr inbounds %"class.std::vector", ptr %89, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %90) #7
  %91 = icmp eq ptr %90, %80
  br i1 %91, label %92, label %88

92:                                               ; preds = %88
  call void @llvm.lifetime.end.p0(i64 120, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %93

93:                                               ; preds = %92
  %94 = load ptr, ptr %7, align 8
  %95 = load i32, ptr %8, align 4
  %96 = insertvalue { ptr, i32 } poison, ptr %94, 0
  %97 = insertvalue { ptr, i32 } %96, i32 %95, 1
  resume { ptr, i32 } %97
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #5 = { 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 #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 = { 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, !10, i64 0}
!10 = !{!"any pointer", !7, 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.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 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef, i32 noundef, i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z8toposortPSt6vectorIiSaIiEERS1_i(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef, ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(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 noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; 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 #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #4 personality ptr @__gxx_personality_v0 {
  %1 = alloca [5 x %"class.std::vector"], align 16
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 120, ptr nonnull %1) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  %.ptr.1 = getelementptr inbounds i8, ptr %1, i64 24
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.1) #7
  %.ptr.2 = getelementptr inbounds i8, ptr %1, i64 48
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.2) #7
  %.ptr.3 = getelementptr inbounds i8, ptr %1, i64 72
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.3) #7
  %.ptr.4 = getelementptr inbounds i8, ptr %1, i64 96
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.4) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  store i32 0, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef 5, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %9 unwind label %24

9:                                                ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef nonnull %1, i32 noundef 0, i32 noundef 2, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %10 unwind label %26

10:                                               ; preds = %9
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef nonnull %1, i32 noundef 0, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %11 unwind label %26

11:                                               ; preds = %10
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef nonnull %1, i32 noundef 1, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %12 unwind label %26

12:                                               ; preds = %11
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef nonnull %1, i32 noundef 1, i32 noundef 4, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %13 unwind label %26

13:                                               ; preds = %12
  invoke void @_Z7addEdgePSt6vectorIiSaIiEEiiRS1_(ptr noundef nonnull %1, i32 noundef 2, i32 noundef 3, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %14 unwind label %26

14:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #7
  invoke void @_Z8toposortPSt6vectorIiSaIiEERS1_i(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %6, ptr noundef nonnull %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef 5)
          to label %15 unwind label %28

15:                                               ; preds = %14
  %16 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %17 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  store ptr %17, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #7
  %18 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  store ptr %18, ptr %8, align 8
  %19 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  br i1 %19, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %35, %15
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #7
  %20 = getelementptr inbounds i8, ptr %1, i64 96
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %20) #7
  %21 = getelementptr inbounds i8, ptr %1, i64 72
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %21) #7
  %22 = getelementptr inbounds i8, ptr %1, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %22) #7
  %23 = getelementptr inbounds i8, ptr %1, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  call void @llvm.lifetime.end.p0(i64 120, ptr nonnull %1) #7
  ret i32 0

24:                                               ; preds = %0
  %25 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  br label %42

26:                                               ; preds = %13, %12, %11, %10, %9
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %41

28:                                               ; preds = %14
  %29 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #7
  br label %40

.lr.ph:                                           ; preds = %15, %35
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %31)
          to label %33 unwind label %38

33:                                               ; preds = %.lr.ph
  %34 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %32, ptr noundef nonnull @.str)
          to label %35 unwind label %38

35:                                               ; preds = %33
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  %37 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  br i1 %37, label %.lr.ph, label %._crit_edge

38:                                               ; preds = %33, %.lr.ph
  %39 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  br label %40

40:                                               ; preds = %38, %28
  %.pn = phi { ptr, i32 } [ %39, %38 ], [ %29, %28 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  br label %41

41:                                               ; preds = %40, %26
  %.pn.pn = phi { ptr, i32 } [ %.pn, %40 ], [ %27, %26 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  br label %42

42:                                               ; preds = %41, %24
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %41 ], [ %25, %24 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #7
  %43 = getelementptr inbounds i8, ptr %1, i64 96
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %43) #7
  %44 = getelementptr inbounds i8, ptr %1, i64 72
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %44) #7
  %45 = getelementptr inbounds i8, ptr %1, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %45) #7
  %46 = getelementptr inbounds i8, ptr %1, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %46) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #7
  call void @llvm.lifetime.end.p0(i64 120, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

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 nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #5 = { 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 #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 = { 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: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass