; LLVM IR from upupming/algorithm :: leetcode/contest-231/5699. 从第一个节点出发到最后一个节点的受限路径数.ll (Z8dijkstrav)

; 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::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }

@d = external dso_local global [20010 x i32], align 16
@v = external dso_local global [20010 x i32], align 16
@head = external dso_local global [20010 x i32], align 16
@ver = external dso_local global [80010 x i32], align 16
@edge = external dso_local global [80010 x i32], align 16
@Next = external dso_local global [80010 x i32], align 16
@n = external dso_local global i32, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_Z8dijkstrav() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::priority_queue", align 8
  %2 = alloca %"struct.std::pair", align 4
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %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 i32, align 4
  %11 = alloca %"struct.std::pair", align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %1) #5
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
  call void @llvm.memset.p0.i64(ptr align 16 @d, i8 63, i64 80040, i1 false)
  %12 = load i32, ptr @n, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %13
  store i32 0, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 0, ptr %3, align 4, !tbaa !5
  invoke void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) @n)
          to label %15 unwind label %33

15:                                               ; preds = %0
  invoke void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %1, ptr noundef nonnull align 4 dereferenceable(8) %2)
          to label %16 unwind label %33

16:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %17

17:                                               ; preds = %105, %103, %16
  %18 = invoke noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
          to label %19 unwind label %37

19:                                               ; preds = %17
  %20 = icmp ne i64 %18, 0
  br i1 %20, label %21, label %107

21:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  %22 = invoke noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
          to label %23 unwind label %41

23:                                               ; preds = %21
  %24 = getelementptr inbounds %"struct.std::pair", ptr %22, i32 0, i32 1
  %25 = load i32, ptr %24, align 4, !tbaa !9
  store i32 %25, ptr %6, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
          to label %26 unwind label %41

26:                                               ; preds = %23
  %27 = load i32, ptr %6, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [20010 x i32], ptr @v, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = icmp ne i32 %30, 0
  br i1 %31, label %32, label %45

32:                                               ; preds = %26
  store i32 2, ptr %7, align 4
  br label %103, !llvm.loop !11

33:                                               ; preds = %15, %0
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %4, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %108

37:                                               ; preds = %17
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %4, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %5, align 4
  br label %108

41:                                               ; preds = %23, %21
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %4, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %5, align 4
  br label %106

45:                                               ; preds = %26
  %46 = load i32, ptr %6, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = getelementptr inbounds [20010 x i32], ptr @v, i64 0, i64 %47
  store i32 1, ptr %48, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  %49 = load i32, ptr %6, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds [20010 x i32], ptr @head, i64 0, i64 %50
  %52 = load i32, ptr %51, align 4, !tbaa !5
  store i32 %52, ptr %8, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %97, %45
  %54 = load i32, ptr %8, align 4, !tbaa !5
  %55 = icmp ne i32 %54, 0
  br i1 %55, label %57, label %56

56:                                               ; preds = %53
  store i32 4, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %102

57:                                               ; preds = %53
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  %58 = load i32, ptr %8, align 4, !tbaa !5
  %59 = sext i32 %58 to i64
  %60 = getelementptr inbounds [80010 x i32], ptr @ver, i64 0, i64 %59
  %61 = load i32, ptr %60, align 4, !tbaa !5
  store i32 %61, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %62 = load i32, ptr %8, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [80010 x i32], ptr @edge, i64 0, i64 %63
  %65 = load i32, ptr %64, align 4, !tbaa !5
  store i32 %65, ptr %10, align 4, !tbaa !5
  %66 = load i32, ptr %9, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %67
  %69 = load i32, ptr %68, align 4, !tbaa !5
  %70 = load i32, ptr %6, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %71
  %73 = load i32, ptr %72, align 4, !tbaa !5
  %74 = load i32, ptr %10, align 4, !tbaa !5
  %75 = add nsw i32 %73, %74
  %76 = icmp sgt i32 %69, %75
  br i1 %76, label %77, label %96

77:                                               ; preds = %57
  %78 = load i32, ptr %6, align 4, !tbaa !5
  %79 = sext i32 %78 to i64
  %80 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %79
  %81 = load i32, ptr %80, align 4, !tbaa !5
  %82 = load i32, ptr %10, align 4, !tbaa !5
  %83 = add nsw i32 %81, %82
  %84 = load i32, ptr %9, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %85
  store i32 %83, ptr %86, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %87 = load i32, ptr %9, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %88
  invoke void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %11, ptr noundef nonnull align 4 dereferenceable(4) %89, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %90 unwind label %92

90:                                               ; preds = %77
  invoke void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %1, ptr noundef nonnull align 4 dereferenceable(8) %11)
          to label %91 unwind label %92

91:                                               ; preds = %90
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %96

92:                                               ; preds = %90, %77
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %4, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %106

96:                                               ; preds = %91, %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %97

97:                                               ; preds = %96
  %98 = load i32, ptr %8, align 4, !tbaa !5
  %99 = sext i32 %98 to i64
  %100 = getelementptr inbounds [80010 x i32], ptr @Next, i64 0, i64 %99
  %101 = load i32, ptr %100, align 4, !tbaa !5
  store i32 %101, ptr %8, align 4, !tbaa !5
  br label %53, !llvm.loop !13

102:                                              ; preds = %56
  store i32 0, ptr %7, align 4
  br label %103

103:                                              ; preds = %102, %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  %104 = load i32, ptr %7, align 4
  switch i32 %104, label %114 [
    i32 0, label %105
    i32 2, label %17
  ]

105:                                              ; preds = %103
  br label %17, !llvm.loop !11

106:                                              ; preds = %92, %41
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %108

107:                                              ; preds = %19
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %1) #5
  ret void

108:                                              ; preds = %106, %37, %33
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %1) #5
  br label %109

109:                                              ; preds = %108
  %110 = load ptr, ptr %4, align 8
  %111 = load i32, ptr %5, align 4
  %112 = insertvalue { ptr, i32 } poison, ptr %110, 0
  %113 = insertvalue { ptr, i32 } %112, i32 %111, 1
  resume { ptr, i32 } %113

114:                                              ; preds = %103
  unreachable
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; 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 i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #4 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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 #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, !6, i64 4}
!10 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }

@d = external dso_local global [20010 x i32], align 16
@v = external dso_local local_unnamed_addr global [20010 x i32], align 16
@head = external dso_local local_unnamed_addr global [20010 x i32], align 16
@ver = external dso_local local_unnamed_addr global [80010 x i32], align 16
@edge = external dso_local local_unnamed_addr global [80010 x i32], align 16
@Next = external dso_local local_unnamed_addr global [80010 x i32], align 16
@n = external dso_local global i32, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_Z8dijkstrav() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::priority_queue", align 8
  %2 = alloca %"struct.std::pair", align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"struct.std::pair", align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #5
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(80040) @d, i8 63, i64 80040, i1 false)
  %6 = load i32, ptr @n, align 4, !tbaa !5
  %7 = sext i32 %6 to i64
  %8 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %7
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  store i32 0, ptr %3, align 4, !tbaa !5
  call void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) @n)
  invoke void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %1, ptr noundef nonnull align 4 dereferenceable(8) %2)
          to label %9 unwind label %18

9:                                                ; preds = %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  %10 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
  %.not23 = icmp eq i64 %10, 0
  br i1 %.not23, label %._crit_edge, label %.lr.ph24

.lr.ph24:                                         ; preds = %9, %.loopexit
  %11 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
  %12 = getelementptr inbounds i8, ptr %11, i64 4
  %13 = load i32, ptr %12, align 4, !tbaa !9
  invoke void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
          to label %14 unwind label %20

14:                                               ; preds = %.lr.ph24
  %15 = sext i32 %13 to i64
  %16 = getelementptr inbounds [20010 x i32], ptr @v, i64 0, i64 %15
  %17 = load i32, ptr %16, align 4, !tbaa !5
  %.not16 = icmp eq i32 %17, 0
  br i1 %.not16, label %22, label %.loopexit, !llvm.loop !11

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  br label %44

20:                                               ; preds = %.lr.ph24
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %44

22:                                               ; preds = %14
  store i32 1, ptr %16, align 4, !tbaa !5
  %23 = getelementptr inbounds [20010 x i32], ptr @head, i64 0, i64 %15
  %.01220 = load i32, ptr %23, align 4, !tbaa !5
  %.not1721 = icmp eq i32 %.01220, 0
  br i1 %.not1721, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %22
  %24 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %15
  br label %25

25:                                               ; preds = %.lr.ph, %41
  %.01222 = phi i32 [ %.01220, %.lr.ph ], [ %.012, %41 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  %26 = sext i32 %.01222 to i64
  %27 = getelementptr inbounds [80010 x i32], ptr @ver, i64 0, i64 %26
  %28 = load i32, ptr %27, align 4, !tbaa !5
  store i32 %28, ptr %4, align 4, !tbaa !5
  %29 = getelementptr inbounds [80010 x i32], ptr @edge, i64 0, i64 %26
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = sext i32 %28 to i64
  %32 = getelementptr inbounds [20010 x i32], ptr @d, i64 0, i64 %31
  %33 = load i32, ptr %32, align 4, !tbaa !5
  %34 = load i32, ptr %24, align 4, !tbaa !5
  %35 = add nsw i32 %34, %30
  %36 = icmp sgt i32 %33, %35
  br i1 %36, label %37, label %41

37:                                               ; preds = %25
  store i32 %35, ptr %32, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %5, ptr noundef nonnull align 4 dereferenceable(4) %32, ptr noundef nonnull align 4 dereferenceable(4) %4)
  invoke void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25) %1, ptr noundef nonnull align 4 dereferenceable(8) %5)
          to label %38 unwind label %39

38:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br label %41

39:                                               ; preds = %37
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  br label %44

41:                                               ; preds = %38, %25
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  %42 = getelementptr inbounds [80010 x i32], ptr @Next, i64 0, i64 %26
  %.012 = load i32, ptr %42, align 4, !tbaa !5
  %.not17 = icmp eq i32 %.012, 0
  br i1 %.not17, label %.loopexit, label %25, !llvm.loop !13

.loopexit:                                        ; preds = %41, %22, %14
  %43 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) %1)
  %.not = icmp eq i64 %43, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph24

._crit_edge:                                      ; preds = %.loopexit, %9
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #5
  ret void

44:                                               ; preds = %20, %39, %18
  %.pn.pn = phi { ptr, i32 } [ %19, %18 ], [ %40, %39 ], [ %21, %20 ]
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn.pn
}

; 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 nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiRiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; 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 i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #4 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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 #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, !6, i64 4}
!10 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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