; LLVM IR from ShahjalalShohag/code-library :: Graph Theory/Virtual Tree.ll (Z3dfsii)

; 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 }

@g = external dso_local global [300009 x %"class.std::vector"], align 16
@par = external dso_local global [300009 x [20 x i32]], align 16
@dep = external dso_local global [300009 x i32], align 16
@sz = external dso_local global [300009 x i32], align 16
@st = external dso_local global [300009 x i32], align 16
@en = external dso_local global [300009 x i32], align 16
@T = external dso_local global i32, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsii(i32 noundef %0, i32 noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  %11 = load i32, ptr %4, align 4, !tbaa !5
  %12 = load i32, ptr %3, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %13
  %15 = getelementptr inbounds [20 x i32], ptr %14, i64 0, i64 0
  store i32 %11, ptr %15, align 16, !tbaa !5
  %16 = load i32, ptr %4, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds [300009 x i32], ptr @dep, i64 0, i64 %17
  %19 = load i32, ptr %18, align 4, !tbaa !5
  %20 = add nsw i32 %19, 1
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [300009 x i32], ptr @dep, i64 0, i64 %22
  store i32 %20, ptr %23, align 4, !tbaa !5
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [300009 x i32], ptr @sz, i64 0, i64 %25
  store i32 1, ptr %26, align 4, !tbaa !5
  %27 = load i32, ptr @T, align 4, !tbaa !5
  %28 = add nsw i32 %27, 1
  store i32 %28, ptr @T, align 4, !tbaa !5
  %29 = load i32, ptr %3, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [300009 x i32], ptr @st, i64 0, i64 %30
  store i32 %28, ptr %31, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %32

32:                                               ; preds = %58, %2
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = icmp sle i32 %33, 18
  br i1 %34, label %36, label %35

35:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %61

36:                                               ; preds = %32
  %37 = load i32, ptr %3, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %38
  %40 = load i32, ptr %5, align 4, !tbaa !5
  %41 = sub nsw i32 %40, 1
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [20 x i32], ptr %39, i64 0, i64 %42
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %45
  %47 = load i32, ptr %5, align 4, !tbaa !5
  %48 = sub nsw i32 %47, 1
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [20 x i32], ptr %46, i64 0, i64 %49
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = load i32, ptr %3, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %53
  %55 = load i32, ptr %5, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds [20 x i32], ptr %54, i64 0, i64 %56
  store i32 %51, ptr %57, align 4, !tbaa !5
  br label %58

58:                                               ; preds = %36
  %59 = load i32, ptr %5, align 4, !tbaa !5
  %60 = add nsw i32 %59, 1
  store i32 %60, ptr %5, align 4, !tbaa !5
  br label %32, !llvm.loop !9

61:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %62 = load i32, ptr %3, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [300009 x %"class.std::vector"], ptr @g, i64 0, i64 %63
  store ptr %64, ptr %6, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %65 = load ptr, ptr %6, align 8, !tbaa !11
  %66 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %65) #4
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %66, ptr %67, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %68 = load ptr, ptr %6, align 8, !tbaa !11
  %69 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %68) #4
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %69, ptr %70, align 8
  br label %71

71:                                               ; preds = %96, %61
  %72 = 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) #4
  br i1 %72, label %74, label %73

73:                                               ; preds = %71
  store i32 5, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %98

74:                                               ; preds = %71
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  %75 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %76 = load i32, ptr %75, align 4, !tbaa !5
  store i32 %76, ptr %10, align 4, !tbaa !5
  %77 = load i32, ptr %10, align 4, !tbaa !5
  %78 = load i32, ptr %4, align 4, !tbaa !5
  %79 = icmp eq i32 %77, %78
  br i1 %79, label %80, label %81

80:                                               ; preds = %74
  store i32 6, ptr %9, align 4
  br label %93

81:                                               ; preds = %74
  %82 = load i32, ptr %10, align 4, !tbaa !5
  %83 = load i32, ptr %3, align 4, !tbaa !5
  call void @_Z3dfsii(i32 noundef %82, i32 noundef %83)
  %84 = load i32, ptr %10, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [300009 x i32], ptr @sz, i64 0, i64 %85
  %87 = load i32, ptr %86, align 4, !tbaa !5
  %88 = load i32, ptr %3, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = getelementptr inbounds [300009 x i32], ptr @sz, i64 0, i64 %89
  %91 = load i32, ptr %90, align 4, !tbaa !5
  %92 = add nsw i32 %91, %87
  store i32 %92, ptr %90, align 4, !tbaa !5
  store i32 0, ptr %9, align 4
  br label %93

93:                                               ; preds = %81, %80
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  %94 = load i32, ptr %9, align 4
  switch i32 %94, label %103 [
    i32 0, label %95
    i32 6, label %96
  ]

95:                                               ; preds = %93
  br label %96

96:                                               ; preds = %95, %93
  %97 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br label %71

98:                                               ; preds = %73
  %99 = load i32, ptr @T, align 4, !tbaa !5
  %100 = load i32, ptr %3, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = getelementptr inbounds [300009 x i32], ptr @en, i64 0, i64 %101
  store i32 %99, ptr %102, align 4, !tbaa !5
  ret void

103:                                              ; preds = %93
  unreachable
}

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

; 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 @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 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)) #2 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)) #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 = { 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 = !{!12, !12, i64 0}
!12 = !{!"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::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 }

@g = external dso_local global [300009 x %"class.std::vector"], align 16
@par = external dso_local local_unnamed_addr global [300009 x [20 x i32]], align 16
@dep = external dso_local local_unnamed_addr global [300009 x i32], align 16
@sz = external dso_local local_unnamed_addr global [300009 x i32], align 16
@st = external dso_local local_unnamed_addr global [300009 x i32], align 16
@en = external dso_local local_unnamed_addr global [300009 x i32], align 16
@T = external dso_local local_unnamed_addr global i32, align 4

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z3dfsii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = sext i32 %0 to i64
  %6 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5
  store i32 %1, ptr %6, align 16, !tbaa !5
  %7 = sext i32 %1 to i64
  %8 = getelementptr inbounds [300009 x i32], ptr @dep, i64 0, i64 %7
  %9 = load i32, ptr %8, align 4, !tbaa !5
  %10 = add nsw i32 %9, 1
  %11 = getelementptr inbounds [300009 x i32], ptr @dep, i64 0, i64 %5
  store i32 %10, ptr %11, align 4, !tbaa !5
  %12 = getelementptr inbounds [300009 x i32], ptr @sz, i64 0, i64 %5
  store i32 1, ptr %12, align 4, !tbaa !5
  %13 = load i32, ptr @T, align 4, !tbaa !5
  %14 = add nsw i32 %13, 1
  store i32 %14, ptr @T, align 4, !tbaa !5
  %15 = getelementptr inbounds [300009 x i32], ptr @st, i64 0, i64 %5
  store i32 %14, ptr %15, align 4, !tbaa !5
  %16 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %7, i64 0
  %17 = load i32, ptr %16, align 16, !tbaa !5
  %18 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 1
  store i32 %17, ptr %18, align 4, !tbaa !5
  %19 = sext i32 %17 to i64
  %20 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %19, i64 1
  %21 = load i32, ptr %20, align 4, !tbaa !5
  %22 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 2
  store i32 %21, ptr %22, align 8, !tbaa !5
  %23 = sext i32 %21 to i64
  %24 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %23, i64 2
  %25 = load i32, ptr %24, align 8, !tbaa !5
  %26 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 3
  store i32 %25, ptr %26, align 4, !tbaa !5
  %27 = sext i32 %25 to i64
  %28 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %27, i64 3
  %29 = load i32, ptr %28, align 4, !tbaa !5
  %30 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 4
  store i32 %29, ptr %30, align 16, !tbaa !5
  %31 = sext i32 %29 to i64
  %32 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %31, i64 4
  %33 = load i32, ptr %32, align 16, !tbaa !5
  %34 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 5
  store i32 %33, ptr %34, align 4, !tbaa !5
  %35 = sext i32 %33 to i64
  %36 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %35, i64 5
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 6
  store i32 %37, ptr %38, align 8, !tbaa !5
  %39 = sext i32 %37 to i64
  %40 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %39, i64 6
  %41 = load i32, ptr %40, align 8, !tbaa !5
  %42 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 7
  store i32 %41, ptr %42, align 4, !tbaa !5
  %43 = sext i32 %41 to i64
  %44 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %43, i64 7
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 8
  store i32 %45, ptr %46, align 16, !tbaa !5
  %47 = sext i32 %45 to i64
  %48 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %47, i64 8
  %49 = load i32, ptr %48, align 16, !tbaa !5
  %50 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 9
  store i32 %49, ptr %50, align 4, !tbaa !5
  %51 = sext i32 %49 to i64
  %52 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %51, i64 9
  %53 = load i32, ptr %52, align 4, !tbaa !5
  %54 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 10
  store i32 %53, ptr %54, align 8, !tbaa !5
  %55 = sext i32 %53 to i64
  %56 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %55, i64 10
  %57 = load i32, ptr %56, align 8, !tbaa !5
  %58 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 11
  store i32 %57, ptr %58, align 4, !tbaa !5
  %59 = sext i32 %57 to i64
  %60 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %59, i64 11
  %61 = load i32, ptr %60, align 4, !tbaa !5
  %62 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 12
  store i32 %61, ptr %62, align 16, !tbaa !5
  %63 = sext i32 %61 to i64
  %64 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %63, i64 12
  %65 = load i32, ptr %64, align 16, !tbaa !5
  %66 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 13
  store i32 %65, ptr %66, align 4, !tbaa !5
  %67 = sext i32 %65 to i64
  %68 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %67, i64 13
  %69 = load i32, ptr %68, align 4, !tbaa !5
  %70 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 14
  store i32 %69, ptr %70, align 8, !tbaa !5
  %71 = sext i32 %69 to i64
  %72 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %71, i64 14
  %73 = load i32, ptr %72, align 8, !tbaa !5
  %74 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 15
  store i32 %73, ptr %74, align 4, !tbaa !5
  %75 = sext i32 %73 to i64
  %76 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %75, i64 15
  %77 = load i32, ptr %76, align 4, !tbaa !5
  %78 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 16
  store i32 %77, ptr %78, align 16, !tbaa !5
  %79 = sext i32 %77 to i64
  %80 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %79, i64 16
  %81 = load i32, ptr %80, align 16, !tbaa !5
  %82 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 17
  store i32 %81, ptr %82, align 4, !tbaa !5
  %83 = sext i32 %81 to i64
  %84 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %83, i64 17
  %85 = load i32, ptr %84, align 4, !tbaa !5
  %86 = getelementptr inbounds [300009 x [20 x i32]], ptr @par, i64 0, i64 %5, i64 18
  store i32 %85, ptr %86, align 8, !tbaa !5
  %87 = getelementptr inbounds [300009 x %"class.std::vector"], ptr @g, i64 0, i64 %5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %88 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %87) #3
  store ptr %88, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %89 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %87) #3
  store ptr %89, ptr %4, align 8
  %90 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  br i1 %90, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %102, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  %91 = load i32, ptr @T, align 4, !tbaa !5
  %92 = getelementptr inbounds [300009 x i32], ptr @en, i64 0, i64 %5
  store i32 %91, ptr %92, align 4, !tbaa !5
  ret void

.lr.ph:                                           ; preds = %2, %102
  %93 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  %94 = load i32, ptr %93, align 4, !tbaa !5
  %95 = icmp eq i32 %94, %1
  br i1 %95, label %102, label %96

96:                                               ; preds = %.lr.ph
  call void @_Z3dfsii(i32 noundef %94, i32 noundef %0)
  %97 = sext i32 %94 to i64
  %98 = getelementptr inbounds [300009 x i32], ptr @sz, i64 0, i64 %97
  %99 = load i32, ptr %98, align 4, !tbaa !5
  %100 = load i32, ptr %12, align 4, !tbaa !5
  %101 = add nsw i32 %100, %99
  store i32 %101, ptr %12, align 4, !tbaa !5
  br label %102

102:                                              ; preds = %.lr.ph, %96
  %103 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  %104 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  br i1 %104, 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: 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 @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 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 noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(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 @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

attributes #0 = { 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 #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 = { 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,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass