; LLVM IR from ncduy0303/Competitive-Programming :: Data Structures/HLD.ll (Z3dfsiii)

; 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.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::array" = type { [2 x i32] }

@sz = external dso_local global [10001 x i32], align 16
@dep = external dso_local global [10001 x i32], align 16
@par = external dso_local global [10001 x i32], align 16
@child = external dso_local global [10001 x i32], align 16
@adj = external dso_local global [10001 x %"class.std::vector.0"], 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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsiii(i32 noundef %0, i32 noundef %1, i32 noundef %2) #1 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"struct.std::array", align 4
  %12 = alloca ptr, align 8
  %13 = alloca ptr, 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 %4, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %15
  store i32 1, ptr %16, align 4, !tbaa !5
  %17 = load i32, ptr %6, align 4, !tbaa !5
  %18 = load i32, ptr %4, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [10001 x i32], ptr @dep, i64 0, i64 %19
  store i32 %17, ptr %20, align 4, !tbaa !5
  %21 = load i32, ptr %5, align 4, !tbaa !5
  %22 = load i32, ptr %4, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [10001 x i32], ptr @par, i64 0, i64 %23
  store i32 %21, ptr %24, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %25 = load i32, ptr %4, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds [10001 x %"class.std::vector.0"], ptr @adj, i64 0, i64 %26
  store ptr %27, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %28 = load ptr, ptr %8, align 8, !tbaa !9
  %29 = call ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %28) #5
  %30 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %29, ptr %30, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %31 = load ptr, ptr %8, align 8, !tbaa !9
  %32 = call ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #5
  %33 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %32, ptr %33, align 8
  br label %34

34:                                               ; preds = %81, %3
  %35 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  br i1 %35, label %37, label %36

36:                                               ; preds = %34
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %83

37:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %38 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %38, i64 8, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %39 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8) %11) #5
  store ptr %39, ptr %12, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8) %11) #5
  store ptr %40, ptr %13, align 8, !tbaa !9
  %41 = load ptr, ptr %12, align 8, !tbaa !9
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = load i32, ptr %5, align 4, !tbaa !5
  %44 = icmp ne i32 %42, %43
  br i1 %44, label %45, label %80

45:                                               ; preds = %37
  %46 = load ptr, ptr %12, align 8, !tbaa !9
  %47 = load i32, ptr %46, align 4, !tbaa !5
  %48 = load i32, ptr %4, align 4, !tbaa !5
  %49 = load i32, ptr %6, align 4, !tbaa !5
  %50 = add nsw i32 %49, 1
  call void @_Z3dfsiii(i32 noundef %47, i32 noundef %48, i32 noundef %50)
  %51 = load ptr, ptr %12, align 8, !tbaa !9
  %52 = load i32, ptr %51, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %53
  %55 = load i32, ptr %54, align 4, !tbaa !5
  %56 = load i32, ptr %4, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %57
  %59 = load i32, ptr %58, align 4, !tbaa !5
  %60 = add nsw i32 %59, %55
  store i32 %60, ptr %58, align 4, !tbaa !5
  %61 = load ptr, ptr %12, align 8, !tbaa !9
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %63
  %65 = load i32, ptr %64, align 4, !tbaa !5
  %66 = load i32, ptr %7, align 4, !tbaa !5
  %67 = icmp sgt i32 %65, %66
  br i1 %67, label %68, label %79

68:                                               ; preds = %45
  %69 = load ptr, ptr %12, align 8, !tbaa !9
  %70 = load i32, ptr %69, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %71
  %73 = load i32, ptr %72, align 4, !tbaa !5
  store i32 %73, ptr %7, align 4, !tbaa !5
  %74 = load ptr, ptr %12, align 8, !tbaa !9
  %75 = load i32, ptr %74, align 4, !tbaa !5
  %76 = load i32, ptr %4, align 4, !tbaa !5
  %77 = sext i32 %76 to i64
  %78 = getelementptr inbounds [10001 x i32], ptr @child, i64 0, i64 %77
  store i32 %75, ptr %78, align 4, !tbaa !5
  br label %79

79:                                               ; preds = %68, %45
  br label %80

80:                                               ; preds = %79, %37
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %81

81:                                               ; preds = %80
  %82 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br label %34

83:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_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_cxxneIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_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 4 dereferenceable(4) ptr @_ZSt3getILm0EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 8, !12}
!12 = !{!7, !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::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::array<int, 2>, std::allocator<std::array<int, 2>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::array" = type { [2 x i32] }

@sz = external dso_local local_unnamed_addr global [10001 x i32], align 16
@dep = external dso_local local_unnamed_addr global [10001 x i32], align 16
@par = external dso_local local_unnamed_addr global [10001 x i32], align 16
@child = external dso_local local_unnamed_addr global [10001 x i32], align 16
@adj = external dso_local global [10001 x %"class.std::vector.0"], 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z3dfsiii(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 %"struct.std::array", align 8
  %7 = sext i32 %0 to i64
  %8 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %7
  store i32 1, ptr %8, align 4, !tbaa !5
  %9 = getelementptr inbounds [10001 x i32], ptr @dep, i64 0, i64 %7
  store i32 %2, ptr %9, align 4, !tbaa !5
  %10 = getelementptr inbounds [10001 x i32], ptr @par, i64 0, i64 %7
  store i32 %1, ptr %10, align 4, !tbaa !5
  %11 = getelementptr inbounds [10001 x %"class.std::vector.0"], ptr @adj, i64 0, i64 %7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %12 = tail call ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  store ptr %12, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %13 = tail call ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  store ptr %13, ptr %5, align 8
  %14 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  br i1 %14, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %3
  %15 = add nsw i32 %2, 1
  %16 = getelementptr inbounds [10001 x i32], ptr @child, i64 0, i64 %7
  br label %17

._crit_edge:                                      ; preds = %36, %3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  ret void

17:                                               ; preds = %.lr.ph, %36
  %.021 = phi i32 [ 0, %.lr.ph ], [ %.1, %36 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #3
  %18 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %19 = load i64, ptr %18, align 4, !tbaa !9
  store i64 %19, ptr %6, align 8, !tbaa !9
  %20 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8) %6) #3
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8) %6) #3
  %22 = load i32, ptr %20, align 4, !tbaa !5
  %.not = icmp eq i32 %22, %1
  br i1 %.not, label %36, label %23

23:                                               ; preds = %17
  call void @_Z3dfsiii(i32 noundef %22, i32 noundef %0, i32 noundef %15)
  %24 = load i32, ptr %20, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %25
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %28 = load i32, ptr %8, align 4, !tbaa !5
  %29 = add nsw i32 %28, %27
  store i32 %29, ptr %8, align 4, !tbaa !5
  %30 = load i32, ptr %20, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds [10001 x i32], ptr @sz, i64 0, i64 %31
  %33 = load i32, ptr %32, align 4, !tbaa !5
  %34 = icmp sgt i32 %33, %.021
  br i1 %34, label %35, label %36

35:                                               ; preds = %23
  store i32 %30, ptr %16, align 4, !tbaa !5
  br label %36

36:                                               ; preds = %23, %35, %17
  %.1 = phi i32 [ %33, %35 ], [ %.021, %23 ], [ %.021, %17 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #3
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %38 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  br i1 %38, label %17, label %._crit_edge
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt5arrayIiLm2EESaIS1_EE3endEv(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_cxxneIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiLm2EEOT0_OSt5arrayIS0_XT1_EE(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt5arrayIiLm2EESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

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 = !{!7, !7, i64 0}


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