; LLVM IR from eyangch/competitive-programming :: Codeforces/1714/g.ll (Z3dfsxx)

; 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<edge, std::allocator<edge>>::_Vector_impl" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.5" = type { ptr }
%struct.edge = type { i64, i64, i64 }

@ans = external dso_local global [200000 x i64], align 16
@G = external dso_local global [200000 x %"class.std::vector"], align 16
@bsum = external dso_local global %"class.std::vector.0", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsxx(i64 noundef %0, i64 noundef %1) #0 {
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca ptr, align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator.5", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator.5", align 8
  %13 = alloca %struct.edge, align 8
  %14 = alloca i64, align 8
  store i64 %0, ptr %3, align 8, !tbaa !5
  store i64 %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %15 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #6
  %16 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %15, ptr %16, align 8
  %17 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #6
  %18 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %17, ptr %18, align 8
  %19 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  %20 = load ptr, ptr %19, align 8
  %21 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  %22 = load ptr, ptr %21, align 8
  %23 = call ptr @_ZSt11upper_boundIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEExET_S7_S7_RKT0_(ptr %20, ptr %22, ptr noundef nonnull align 8 dereferenceable(8) %4)
  %24 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %6, i32 0, i32 0
  store ptr %23, ptr %24, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  %25 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #6
  %26 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %25, ptr %26, align 8
  %27 = call noundef i64 @_ZN9__gnu_cxxmiIPxSt6vectorIxSaIxEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  store i64 %27, ptr %5, align 8, !tbaa !5
  %28 = load i64, ptr %5, align 8, !tbaa !5
  %29 = sub nsw i64 %28, 1
  %30 = load i64, ptr %3, align 8, !tbaa !5
  %31 = getelementptr inbounds [200000 x i64], ptr @ans, i64 0, i64 %30
  store i64 %29, ptr %31, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %32 = load i64, ptr %3, align 8, !tbaa !5
  %33 = getelementptr inbounds [200000 x %"class.std::vector"], ptr @G, i64 0, i64 %32
  store ptr %33, ptr %10, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %34 = load ptr, ptr %10, align 8, !tbaa !9
  %35 = call ptr @_ZNSt6vectorI4edgeSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %34) #6
  %36 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.5", ptr %11, i32 0, i32 0
  store ptr %35, ptr %36, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  %37 = load ptr, ptr %10, align 8, !tbaa !9
  %38 = call ptr @_ZNSt6vectorI4edgeSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %37) #6
  %39 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.5", ptr %12, i32 0, i32 0
  store ptr %38, ptr %39, align 8
  br label %40

40:                                               ; preds = %56, %2
  %41 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP4edgeSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #6
  br i1 %41, label %43, label %42

42:                                               ; preds = %40
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %58

43:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #6
  %44 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %13, ptr align 8 %44, i64 24, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  %45 = getelementptr inbounds %struct.edge, ptr %13, i32 0, i32 2
  %46 = load i64, ptr %45, align 8, !tbaa !12
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #6
  %48 = load i64, ptr %47, align 8, !tbaa !5
  %49 = add nsw i64 %46, %48
  store i64 %49, ptr %14, align 8, !tbaa !5
  call void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) @bsum, ptr noundef nonnull align 8 dereferenceable(8) %14)
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  %50 = getelementptr inbounds %struct.edge, ptr %13, i32 0, i32 0
  %51 = load i64, ptr %50, align 8, !tbaa !14
  %52 = load i64, ptr %4, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.edge, ptr %13, i32 0, i32 1
  %54 = load i64, ptr %53, align 8, !tbaa !15
  %55 = add nsw i64 %52, %54
  call void @_Z3dfsxx(i64 noundef %51, i64 noundef %55)
  call void @_ZNSt6vectorIxSaIxEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  br label %56

56:                                               ; preds = %43
  %57 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  br label %40

58:                                               ; preds = %42
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  ret void
}

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZN9__gnu_cxxmiIPxSt6vectorIxSaIxEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt11upper_boundIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEExET_S7_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 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 ptr @_ZNSt6vectorI4edgeSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI4edgeSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIP4edgeSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; 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) #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 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 = { 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 = { 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 #4 = { 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 #5 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #6 = { 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 long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{i64 0, i64 8, !5, i64 8, i64 8, !5, i64 16, i64 8, !5}
!12 = !{!13, !6, i64 16}
!13 = !{!"_ZTS4edge", !6, i64 0, !6, i64 8, !6, i64 16}
!14 = !{!13, !6, i64 0}
!15 = !{!13, !6, i64 8}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.5" = type { ptr }

@ans = external dso_local local_unnamed_addr global [200000 x i64], align 16
@G = external dso_local global [200000 x %"class.std::vector"], align 16
@bsum = external dso_local global %"class.std::vector.0", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsxx(i64 noundef %0, i64 noundef %1) local_unnamed_addr #0 {
  %3 = alloca i64, align 8
  %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.5", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.5", align 8
  %8 = alloca i64, align 8
  store i64 %1, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %9 = tail call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #5
  %10 = tail call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #5
  %11 = call ptr @_ZSt11upper_boundIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEExET_S7_S7_RKT0_(ptr %9, ptr %10, ptr noundef nonnull align 8 dereferenceable(8) %3)
  store ptr %11, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %12 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #5
  store ptr %12, ptr %5, align 8
  %13 = call noundef i64 @_ZN9__gnu_cxxmiIPxSt6vectorIxSaIxEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  %14 = add nsw i64 %13, -1
  %15 = getelementptr inbounds [200000 x i64], ptr @ans, i64 0, i64 %0
  store i64 %14, ptr %15, align 8, !tbaa !5
  %16 = getelementptr inbounds [200000 x %"class.std::vector"], ptr @G, i64 0, i64 %0
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %17 = call ptr @_ZNSt6vectorI4edgeSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %16) #5
  store ptr %17, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %18 = call ptr @_ZNSt6vectorI4edgeSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %16) #5
  store ptr %18, ptr %7, align 8
  %19 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP4edgeSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br i1 %19, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  ret void

.lr.ph:                                           ; preds = %2, %.lr.ph
  %20 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %.sroa.0.0.copyload = load i64, ptr %20, align 8, !tbaa !5
  %.sroa.4.0..sroa_idx = getelementptr inbounds i8, ptr %20, i64 8
  %.sroa.4.0.copyload = load i64, ptr %.sroa.4.0..sroa_idx, align 8, !tbaa !5
  %.sroa.5.0..sroa_idx = getelementptr inbounds i8, ptr %20, i64 16
  %.sroa.5.0.copyload = load i64, ptr %.sroa.5.0..sroa_idx, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %21 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #5
  %22 = load i64, ptr %21, align 8, !tbaa !5
  %23 = add nsw i64 %22, %.sroa.5.0.copyload
  store i64 %23, ptr %8, align 8, !tbaa !5
  call void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) @bsum, ptr noundef nonnull align 8 dereferenceable(8) %8)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  %24 = load i64, ptr %3, align 8, !tbaa !5
  %25 = add nsw i64 %24, %.sroa.4.0.copyload
  call void @_Z3dfsxx(i64 noundef %.sroa.0.0.copyload, i64 noundef %25)
  call void @_ZNSt6vectorIxSaIxEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) @bsum) #5
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %27 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP4edgeSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br i1 %27, label %.lr.ph, label %._crit_edge
}

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZN9__gnu_cxxmiIPxSt6vectorIxSaIxEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt11upper_boundIN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEExET_S7_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 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 ptr @_ZNSt6vectorI4edgeSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI4edgeSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIP4edgeSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(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 noundef nonnull align 8 dereferenceable(24) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4edgeSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 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 = { 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 = { 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 #4 = { 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 #5 = { 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 long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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