; LLVM IR from brpapa/algorithms :: solutions/at-coder/ABC137-E.ll (Z3dfsi)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"struct.std::_Bit_reference" = type { ptr, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%struct.Tadj = type { i32, i32 }

@adjList = external dso_local global %"class.std::vector", align 8
@visited = external dso_local global %"class.std::vector.5", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsi(i32 noundef %0) #0 {
  %2 = alloca i32, align 4
  %3 = alloca %"struct.std::_Bit_reference", align 8
  %4 = alloca %"struct.std::_Bit_reference", align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %struct.Tadj, align 4
  store i32 %0, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %3) #5
  %9 = load i32, ptr %2, align 4, !tbaa !5
  %10 = sext i32 %9 to i64
  %11 = call { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) @visited, i64 noundef %10)
  %12 = getelementptr inbounds { ptr, i64 }, ptr %3, i32 0, i32 0
  %13 = extractvalue { ptr, i64 } %11, 0
  store ptr %13, ptr %12, align 8
  %14 = getelementptr inbounds { ptr, i64 }, ptr %3, i32 0, i32 1
  %15 = extractvalue { ptr, i64 } %11, 1
  store i64 %15, ptr %14, align 8
  %16 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %3) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %3) #5
  br i1 %16, label %17, label %18

17:                                               ; preds = %1
  br label %45

18:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 16, ptr %4) #5
  %19 = load i32, ptr %2, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = call { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) @visited, i64 noundef %20)
  %22 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 0
  %23 = extractvalue { ptr, i64 } %21, 0
  store ptr %23, ptr %22, align 8
  %24 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 1
  %25 = extractvalue { ptr, i64 } %21, 1
  store i64 %25, ptr %24, align 8
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %4, i1 noundef zeroext true) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_I4TadjSaIS0_EESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @adjList, i64 noundef %28) #5
  store ptr %29, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %30 = load ptr, ptr %5, align 8, !tbaa !9
  %31 = call ptr @_ZNSt6vectorI4TadjSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %30) #5
  %32 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %6, i32 0, i32 0
  store ptr %31, ptr %32, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %33 = load ptr, ptr %5, align 8, !tbaa !9
  %34 = call ptr @_ZNSt6vectorI4TadjSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %33) #5
  %35 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %34, ptr %35, align 8
  br label %36

36:                                               ; preds = %43, %18
  %37 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP4TadjSt6vectorIS1_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 %37, label %39, label %38

38:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %45

39:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %40 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %8, ptr align 4 %40, i64 8, i1 false), !tbaa.struct !11
  %41 = getelementptr inbounds %struct.Tadj, ptr %8, i32 0, i32 0
  %42 = load i32, ptr %41, align 4, !tbaa !12
  call void @_Z3dfsi(i32 noundef %42)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %43

43:                                               ; preds = %39
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  br label %36

45:                                               ; preds = %38, %17
  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: mustprogress uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) #2 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 noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16), i1 noundef zeroext) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_I4TadjSaIS0_EESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI4TadjSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI4TadjSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIP4TadjSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(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(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 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) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!"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}
!11 = !{i64 0, i64 4, !5, i64 4, i64 4, !5}
!12 = !{!13, !6, i64 0}
!13 = !{!"_ZTS4Tadj", !6, i64 0, !6, i64 4}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<Tadj>, std::allocator<std::vector<Tadj>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"struct.std::_Bit_reference" = type { ptr, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@adjList = external dso_local global %"class.std::vector", align 8
@visited = external dso_local global %"class.std::vector.5", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsi(i32 noundef %0) local_unnamed_addr #0 {
  %2 = alloca %"struct.std::_Bit_reference", align 8
  %3 = alloca %"struct.std::_Bit_reference", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %2) #4
  %6 = sext i32 %0 to i64
  %7 = tail call { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) @visited, i64 noundef %6)
  %8 = extractvalue { ptr, i64 } %7, 0
  store ptr %8, ptr %2, align 8
  %9 = getelementptr inbounds i8, ptr %2, i64 8
  %10 = extractvalue { ptr, i64 } %7, 1
  store i64 %10, ptr %9, align 8
  %11 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %2) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %2) #4
  br i1 %11, label %25, label %12

12:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #4
  %13 = call { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) @visited, i64 noundef %6)
  %14 = extractvalue { ptr, i64 } %13, 0
  store ptr %14, ptr %3, align 8
  %15 = getelementptr inbounds i8, ptr %3, i64 8
  %16 = extractvalue { ptr, i64 } %13, 1
  store i64 %16, ptr %15, align 8
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %3, i1 noundef zeroext true) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #4
  %18 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_I4TadjSaIS0_EESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @adjList, i64 noundef %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %19 = call ptr @_ZNSt6vectorI4TadjSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %18) #4
  store ptr %19, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %20 = call ptr @_ZNSt6vectorI4TadjSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %18) #4
  store ptr %20, ptr %5, align 8
  %21 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP4TadjSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  br i1 %21, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  br label %25

.lr.ph:                                           ; preds = %12, %.lr.ph
  %22 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  %.sroa.0.0.copyload = load i32, ptr %22, align 4, !tbaa !5
  call void @_Z3dfsi(i32 noundef %.sroa.0.0.copyload)
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  %24 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP4TadjSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  br i1 %24, label %.lr.ph, label %._crit_edge

25:                                               ; preds = %1, %._crit_edge
  ret void
}

; 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 uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 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 noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16), i1 noundef zeroext) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_I4TadjSaIS0_EESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI4TadjSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI4TadjSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIP4TadjSt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(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(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP4TadjSt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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