; LLVM IR from alexpizarroj/acm-icpc-trd :: src/graphs/heavy-light-decomposition.ll (Z3HLDiii)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@Size = external dso_local global [1048576 x i32], align 16
@Chain = external dso_local global [1048576 x i32], align 16
@E = external dso_local global [1048576 x %"class.std::vector"], align 16

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(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)) #2

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local 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 ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3HLDiii(i32 noundef %0, i32 noundef %1, i32 noundef %2) #3 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i32 %0, ptr %4, align 4, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !5
  %14 = load i32, ptr %6, align 4, !tbaa !5
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = getelementptr inbounds [1048576 x i32], ptr @Chain, i64 0, i64 %16
  store i32 %14, ptr %17, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 -1, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %18 = load i32, ptr %4, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [1048576 x %"class.std::vector"], ptr @E, i64 0, i64 %19
  %21 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %20) #4
  %22 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %21, ptr %22, align 8
  br label %23

23:                                               ; preds = %54, %3
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %24 = load i32, ptr %4, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [1048576 x %"class.std::vector"], ptr @E, i64 0, i64 %25
  %27 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %26) #4
  %28 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %27, ptr %28, align 8
  %29 = 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) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  br i1 %29, label %31, label %30

30:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %57

31:                                               ; preds = %23
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %33 = load i32, ptr %32, align 4, !tbaa !5
  %34 = load i32, ptr %5, align 4, !tbaa !5
  %35 = icmp ne i32 %33, %34
  br i1 %35, label %36, label %53

36:                                               ; preds = %31
  %37 = load i32, ptr %7, align 4, !tbaa !5
  %38 = icmp eq i32 %37, -1
  br i1 %38, label %50, label %39

39:                                               ; preds = %36
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [1048576 x i32], ptr @Size, i64 0, i64 %42
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %45 = load i32, ptr %7, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [1048576 x i32], ptr @Size, i64 0, i64 %46
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = icmp sgt i32 %44, %48
  br i1 %49, label %50, label %53

50:                                               ; preds = %39, %36
  %51 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %52 = load i32, ptr %51, align 4, !tbaa !5
  store i32 %52, ptr %7, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %50, %39, %31
  br label %54

54:                                               ; preds = %53
  %55 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %8, i32 noundef 0) #4
  %56 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %55, ptr %56, align 8
  br label %23, !llvm.loop !9

57:                                               ; preds = %30
  %58 = load i32, ptr %7, align 4, !tbaa !5
  %59 = icmp ne i32 %58, -1
  br i1 %59, label %60, label %64

60:                                               ; preds = %57
  %61 = load i32, ptr %7, align 4, !tbaa !5
  %62 = load i32, ptr %4, align 4, !tbaa !5
  %63 = load i32, ptr %6, align 4, !tbaa !5
  call void @_Z3HLDiii(i32 noundef %61, i32 noundef %62, i32 noundef %63)
  br label %64

64:                                               ; preds = %60, %57
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %65 = load i32, ptr %4, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [1048576 x %"class.std::vector"], ptr @E, i64 0, i64 %66
  %68 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %67) #4
  %69 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %68, ptr %69, align 8
  br label %70

70:                                               ; preds = %95, %64
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  %71 = load i32, ptr %4, align 4, !tbaa !5
  %72 = sext i32 %71 to i64
  %73 = getelementptr inbounds [1048576 x %"class.std::vector"], ptr @E, i64 0, i64 %72
  %74 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %73) #4
  %75 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %74, ptr %75, align 8
  %76 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  br i1 %76, label %78, label %77

77:                                               ; preds = %70
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %98

78:                                               ; preds = %70
  %79 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %80 = load i32, ptr %79, align 4, !tbaa !5
  %81 = load i32, ptr %5, align 4, !tbaa !5
  %82 = icmp ne i32 %80, %81
  br i1 %82, label %83, label %94

83:                                               ; preds = %78
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %85 = load i32, ptr %84, align 4, !tbaa !5
  %86 = load i32, ptr %7, align 4, !tbaa !5
  %87 = icmp ne i32 %85, %86
  br i1 %87, label %88, label %94

88:                                               ; preds = %83
  %89 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %90 = load i32, ptr %89, align 4, !tbaa !5
  %91 = load i32, ptr %4, align 4, !tbaa !5
  %92 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %93 = load i32, ptr %92, align 4, !tbaa !5
  call void @_Z3HLDiii(i32 noundef %90, i32 noundef %91, i32 noundef %93)
  br label %94

94:                                               ; preds = %88, %83, %78
  br label %95

95:                                               ; preds = %94
  %96 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %11, i32 noundef 0) #4
  %97 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %96, ptr %97, align 8
  br label %70, !llvm.loop !11

98:                                               ; preds = %77
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { 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 #3 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@Size = external dso_local local_unnamed_addr global [1048576 x i32], align 16
@Chain = external dso_local local_unnamed_addr global [1048576 x i32], align 16
@E = external dso_local global [1048576 x %"class.std::vector"], align 16

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; 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: 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 #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: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local 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 ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z3HLDiii(i32 noundef %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 {
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = sext i32 %0 to i64
  %9 = getelementptr inbounds [1048576 x i32], ptr @Chain, i64 0, i64 %8
  store i32 %2, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %10 = getelementptr inbounds [1048576 x %"class.std::vector"], ptr @E, i64 0, i64 %8
  %11 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #3
  store ptr %11, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %12 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #3
  store ptr %12, ptr %5, align 8
  %13 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  br i1 %13, label %.lr.ph, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  br label %36

._crit_edge:                                      ; preds = %31
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  %.not = icmp eq i32 %.1, -1
  br i1 %.not, label %36, label %35

.lr.ph:                                           ; preds = %3, %31
  %.020 = phi i32 [ %.1, %31 ], [ -1, %3 ]
  %14 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %15 = load i32, ptr %14, align 4, !tbaa !5
  %.not19 = icmp eq i32 %15, %1
  br i1 %.not19, label %31, label %16

16:                                               ; preds = %.lr.ph
  %17 = icmp eq i32 %.020, -1
  br i1 %17, label %28, label %18

18:                                               ; preds = %16
  %19 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %20 = load i32, ptr %19, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [1048576 x i32], ptr @Size, i64 0, i64 %21
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = sext i32 %.020 to i64
  %25 = getelementptr inbounds [1048576 x i32], ptr @Size, i64 0, i64 %24
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %27 = icmp sgt i32 %23, %26
  br i1 %27, label %28, label %31

28:                                               ; preds = %18, %16
  %29 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %30 = load i32, ptr %29, align 4, !tbaa !5
  br label %31

31:                                               ; preds = %.lr.ph, %18, %28
  %.1 = phi i32 [ %30, %28 ], [ %.020, %18 ], [ %.020, %.lr.ph ]
  %32 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %4, i32 noundef 0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %33 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #3
  store ptr %33, ptr %5, align 8
  %34 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  br i1 %34, label %.lr.ph, label %._crit_edge, !llvm.loop !9

35:                                               ; preds = %._crit_edge
  call void @_Z3HLDiii(i32 noundef %.1, i32 noundef %0, i32 noundef %2)
  br label %36

36:                                               ; preds = %._crit_edge.thread, %35, %._crit_edge
  %.0.lcssa26 = phi i32 [ -1, %._crit_edge.thread ], [ %.1, %35 ], [ -1, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #3
  %37 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #3
  store ptr %37, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #3
  %38 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #3
  store ptr %38, ptr %7, align 8
  %39 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #3
  br i1 %39, label %.lr.ph22, label %._crit_edge23

._crit_edge23:                                    ; preds = %50, %36
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #3
  ret void

.lr.ph22:                                         ; preds = %36, %50
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %.not17 = icmp eq i32 %41, %1
  br i1 %.not17, label %50, label %42

42:                                               ; preds = %.lr.ph22
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %.not18 = icmp eq i32 %44, %.0.lcssa26
  br i1 %.not18, label %50, label %45

45:                                               ; preds = %42
  %46 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  %47 = load i32, ptr %46, align 4, !tbaa !5
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  %49 = load i32, ptr %48, align 4, !tbaa !5
  call void @_Z3HLDiii(i32 noundef %47, i32 noundef %0, i32 noundef %49)
  br label %50

50:                                               ; preds = %.lr.ph22, %42, %45
  %51 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #3
  %52 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #3
  store ptr %52, ptr %7, align 8
  %53 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #3
  br i1 %53, label %.lr.ph22, label %._crit_edge23, !llvm.loop !11
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { 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 #3 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass