; LLVM IR from ShahjalalShohag/code-library :: Graph Theory/Number of Paths of Each Length in a Tree.ll (Z5solveiiii)

; 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.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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.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.std::allocator.7" = type { i8 }

@vec = external dso_local global %"class.std::vector.5", align 8
@ans = external dso_local global [100009 x i64], 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
declare dso_local void @_Z8multiplyRSt6vectorIiSaIiEES2_(ptr dead_on_unwind noalias writable sret(%"class.std::vector.0") align 8, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; 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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsiii(i32 noundef, i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveiiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) #1 personality ptr @__gxx_personality_v0 {
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::vector.5", align 8
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::allocator.7", align 1
  %17 = alloca ptr, align 8
  %18 = alloca i32, align 4
  %19 = alloca ptr, align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = alloca i32, align 4
  %23 = alloca %"class.std::vector.0", align 8
  %24 = alloca i32, align 4
  store i32 %0, ptr %5, align 4, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !5
  store i32 %2, ptr %7, align 4, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  %25 = load i32, ptr %5, align 4, !tbaa !5
  %26 = load i32, ptr %6, align 4, !tbaa !5
  %27 = load i32, ptr %7, align 4, !tbaa !5
  call void @_Z3dfsiii(i32 noundef %25, i32 noundef %26, i32 noundef %27)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 0, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  store ptr @vec, ptr %10, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %28 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  %30 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  br label %32

32:                                               ; preds = %40, %4
  %33 = 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
  br i1 %33, label %35, label %34

34:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %42

35:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %37 = load i32, ptr %36, align 4, !tbaa !5
  store i32 %37, ptr %13, align 4, !tbaa !5
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 4 dereferenceable(4) %13)
  %39 = load i32, ptr %38, align 4, !tbaa !5
  store i32 %39, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %40

40:                                               ; preds = %35
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  br label %32

42:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 24, ptr %14) #4
  %43 = load i32, ptr %9, align 4, !tbaa !5
  %44 = add nsw i32 %43, 1
  %45 = sext i32 %44 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %45, ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %46 unwind label %54

46:                                               ; preds = %42
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  store ptr @vec, ptr %19, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #4
  %47 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  %48 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %47, ptr %48, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #4
  %49 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  %50 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %49, ptr %50, align 8
  br label %51

51:                                               ; preds = %66, %46
  %52 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull align 8 dereferenceable(8) %21) #4
  br i1 %52, label %58, label %53

53:                                               ; preds = %51
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  br label %68

54:                                               ; preds = %42
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %17, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %18, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %97

58:                                               ; preds = %51
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #4
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  %60 = load i32, ptr %59, align 4, !tbaa !5
  store i32 %60, ptr %22, align 4, !tbaa !5
  %61 = load i32, ptr %22, align 4, !tbaa !5
  %62 = sext i32 %61 to i64
  %63 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %62) #4
  %64 = load i32, ptr %63, align 4, !tbaa !5
  %65 = add nsw i32 %64, 1
  store i32 %65, ptr %63, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #4
  br label %66

66:                                               ; preds = %58
  %67 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  br label %51

68:                                               ; preds = %53
  call void @llvm.lifetime.start.p0(i64 24, ptr %23) #4
  invoke void @_Z8multiplyRSt6vectorIiSaIiEES2_(ptr dead_on_unwind writable sret(%"class.std::vector.0") align 8 %23, ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 8 dereferenceable(24) %14)
          to label %69 unwind label %76

69:                                               ; preds = %68
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #4
  store i32 0, ptr %24, align 4, !tbaa !5
  br label %70

70:                                               ; preds = %93, %69
  %71 = load i32, ptr %24, align 4, !tbaa !5
  %72 = sext i32 %71 to i64
  %73 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  %74 = icmp ult i64 %72, %73
  br i1 %74, label %80, label %75

75:                                               ; preds = %70
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #4
  br label %96

76:                                               ; preds = %68
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %17, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 24, ptr %23) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  br label %97

80:                                               ; preds = %70
  %81 = load i32, ptr %24, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %82) #4
  %84 = load i64, ptr %83, align 8, !tbaa !11
  %85 = load i32, ptr %8, align 4, !tbaa !5
  %86 = sext i32 %85 to i64
  %87 = mul nsw i64 %84, %86
  %88 = load i32, ptr %24, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = getelementptr inbounds [100009 x i64], ptr @ans, i64 0, i64 %89
  %91 = load i64, ptr %90, align 8, !tbaa !11
  %92 = add nsw i64 %91, %87
  store i64 %92, ptr %90, align 8, !tbaa !11
  br label %93

93:                                               ; preds = %80
  %94 = load i32, ptr %24, align 4, !tbaa !5
  %95 = add nsw i32 %94, 1
  store i32 %95, ptr %24, align 4, !tbaa !5
  br label %70, !llvm.loop !13

96:                                               ; preds = %75
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %23) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  ret void

97:                                               ; preds = %76, %54
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %98

98:                                               ; preds = %97
  %99 = load ptr, ptr %17, align 8
  %100 = load i32, ptr %18, align 4
  %101 = insertvalue { ptr, i32 } poison, ptr %99, 0
  %102 = insertvalue { ptr, i32 } %101, i32 %100, 1
  resume { ptr, i32 } %102
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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 = { 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 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; 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.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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.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.std::allocator.7" = type { i8 }

@vec = external dso_local global %"class.std::vector.5", align 8
@ans = external dso_local local_unnamed_addr global [100009 x i64], 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 uwtable
declare dso_local void @_Z8multiplyRSt6vectorIiSaIiEES2_(ptr dead_on_unwind noalias writable sret(%"class.std::vector.0") align 8, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(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_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(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(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(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_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsiii(i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveiiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %5 = alloca i32, align 4
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector.5", align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::allocator.7", align 1
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.std::vector.0", align 8
  tail call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  tail call void @_Z3dfsiii(i32 noundef %0, i32 noundef %1, i32 noundef %2)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %15 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  store ptr %15, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %16 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  store ptr %16, ptr %7, align 8
  %17 = 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) #4
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load i32, ptr %5, align 4, !tbaa !5
  %18 = add nsw i32 %.pre, 1
  %19 = sext i32 %18 to i64
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %4
  %20 = phi i64 [ %19, %._crit_edge.loopexit ], [ 1, %4 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #4
  store i32 0, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %11) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %20, ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %27 unwind label %33

.lr.ph:                                           ; preds = %4, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  %22 = load i32, ptr %21, align 4, !tbaa !5
  store i32 %22, ptr %8, align 4, !tbaa !5
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %24 = load i32, ptr %23, align 4, !tbaa !5
  store i32 %24, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  %26 = 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) #4
  br i1 %26, label %.lr.ph, label %._crit_edge.loopexit

27:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #4
  %28 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  store ptr %28, ptr %12, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #4
  %29 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @vec) #4
  store ptr %29, ptr %13, align 8
  %30 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #4
  br i1 %30, label %.lr.ph15, label %._crit_edge16

._crit_edge16:                                    ; preds = %.lr.ph15, %27
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %14) #4
  invoke void @_Z8multiplyRSt6vectorIiSaIiEES2_(ptr dead_on_unwind nonnull writable sret(%"class.std::vector.0") align 8 %14, ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 8 dereferenceable(24) %9)
          to label %.preheader unwind label %43

.preheader:                                       ; preds = %._crit_edge16
  %31 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  %.not = icmp eq i64 %31, 0
  br i1 %.not, label %._crit_edge19, label %.lr.ph18

.lr.ph18:                                         ; preds = %.preheader
  %32 = sext i32 %3 to i64
  br label %45

33:                                               ; preds = %._crit_edge
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  br label %54

.lr.ph15:                                         ; preds = %27, %.lr.ph15
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = sext i32 %36 to i64
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %37) #4
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %38, align 4, !tbaa !5
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  %42 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #4
  br i1 %42, label %.lr.ph15, label %._crit_edge16

._crit_edge19:                                    ; preds = %45, %.preheader
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  ret void

43:                                               ; preds = %._crit_edge16
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  br label %54

45:                                               ; preds = %.lr.ph18, %45
  %indvars.iv = phi i64 [ 0, %.lr.ph18 ], [ %indvars.iv.next, %45 ]
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %indvars.iv) #4
  %47 = load i64, ptr %46, align 8, !tbaa !9
  %48 = mul nsw i64 %47, %32
  %49 = getelementptr inbounds [100009 x i64], ptr @ans, i64 0, i64 %indvars.iv
  %50 = load i64, ptr %49, align 8, !tbaa !9
  %51 = add nsw i64 %50, %48
  store i64 %51, ptr %49, align 8, !tbaa !9
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %52 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  %53 = icmp ugt i64 %52, %indvars.iv.next
  br i1 %53, label %45, label %._crit_edge19, !llvm.loop !11

54:                                               ; preds = %43, %33
  %.pn = phi { ptr, i32 } [ %44, %43 ], [ %34, %33 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress 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 = { 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 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


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