; LLVM IR from Tunghohin/Competitive_Coding :: Daimayuan/759.ll (Z16topological_sorti)

; 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"

%struct.edge = type { i32, i32 }
%"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<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::queue" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }

@in_degree = external dso_local global [10010 x i32], align 16
@e = external dso_local global [100010 x %struct.edge], align 16
@head = external dso_local global [10010 x i32], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z16topological_sorti(i32 noundef %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca i1, align 1
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::priority_queue", align 8
  %5 = alloca %"class.std::queue", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #4
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
  call void @llvm.lifetime.start.p0(i64 80, ptr %5) #4
  invoke void @_ZNSt5queueIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %5)
          to label %13 unwind label %19

13:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %37, %13
  %15 = load i32, ptr %8, align 4, !tbaa !5
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = icmp sle i32 %15, %16
  br i1 %17, label %23, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %40

19:                                               ; preds = %1
  %20 = landingpad { ptr, i32 }
          cleanup
  %21 = extractvalue { ptr, i32 } %20, 0
  store ptr %21, ptr %6, align 8
  %22 = extractvalue { ptr, i32 } %20, 1
  store i32 %22, ptr %7, align 4
  br label %109

23:                                               ; preds = %14
  %24 = load i32, ptr %8, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [10010 x i32], ptr @in_degree, i64 0, i64 %25
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %28 = icmp eq i32 %27, 0
  br i1 %28, label %29, label %36

29:                                               ; preds = %23
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %4, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %30 unwind label %32

30:                                               ; preds = %29
  invoke void @_ZNSt5queueIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80) %5, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %31 unwind label %32

31:                                               ; preds = %30
  br label %36

32:                                               ; preds = %30, %29
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %6, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %108

36:                                               ; preds = %31, %23
  br label %37

37:                                               ; preds = %36
  %38 = load i32, ptr %8, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %8, align 4, !tbaa !5
  br label %14, !llvm.loop !9

40:                                               ; preds = %18
  br label %41

41:                                               ; preds = %96, %40
  %42 = invoke noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
          to label %43 unwind label %58

43:                                               ; preds = %41
  %44 = xor i1 %42, true
  br i1 %44, label %45, label %98

45:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  %46 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
          to label %47 unwind label %62

47:                                               ; preds = %45
  %48 = load i32, ptr %46, align 4, !tbaa !5
  store i32 %48, ptr %9, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %4)
          to label %49 unwind label %62

49:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  %50 = load i32, ptr %9, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [10010 x i32], ptr @head, i64 0, i64 %51
  %53 = load i32, ptr %52, align 4, !tbaa !5
  store i32 %53, ptr %10, align 4, !tbaa !5
  br label %54

54:                                               ; preds = %90, %49
  %55 = load i32, ptr %10, align 4, !tbaa !5
  %56 = icmp ne i32 %55, 0
  br i1 %56, label %66, label %57

57:                                               ; preds = %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %96

58:                                               ; preds = %98, %41
  %59 = landingpad { ptr, i32 }
          cleanup
  %60 = extractvalue { ptr, i32 } %59, 0
  store ptr %60, ptr %6, align 8
  %61 = extractvalue { ptr, i32 } %59, 1
  store i32 %61, ptr %7, align 4
  br label %108

62:                                               ; preds = %47, %45
  %63 = landingpad { ptr, i32 }
          cleanup
  %64 = extractvalue { ptr, i32 } %63, 0
  store ptr %64, ptr %6, align 8
  %65 = extractvalue { ptr, i32 } %63, 1
  store i32 %65, ptr %7, align 4
  br label %97

66:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  %67 = load i32, ptr %10, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [100010 x %struct.edge], ptr @e, i64 0, i64 %68
  %70 = getelementptr inbounds %struct.edge, ptr %69, i32 0, i32 0
  %71 = load i32, ptr %70, align 8, !tbaa !11
  store i32 %71, ptr %11, align 4, !tbaa !5
  %72 = load i32, ptr %11, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [10010 x i32], ptr @in_degree, i64 0, i64 %73
  %75 = load i32, ptr %74, align 4, !tbaa !5
  %76 = add nsw i32 %75, -1
  store i32 %76, ptr %74, align 4, !tbaa !5
  %77 = load i32, ptr %11, align 4, !tbaa !5
  %78 = sext i32 %77 to i64
  %79 = getelementptr inbounds [10010 x i32], ptr @in_degree, i64 0, i64 %78
  %80 = load i32, ptr %79, align 4, !tbaa !5
  %81 = icmp eq i32 %80, 0
  br i1 %81, label %82, label %89

82:                                               ; preds = %66
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %4, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %83 unwind label %85

83:                                               ; preds = %82
  invoke void @_ZNSt5queueIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80) %5, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %84 unwind label %85

84:                                               ; preds = %83
  br label %89

85:                                               ; preds = %83, %82
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %6, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %97

89:                                               ; preds = %84, %66
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %90

90:                                               ; preds = %89
  %91 = load i32, ptr %10, align 4, !tbaa !5
  %92 = sext i32 %91 to i64
  %93 = getelementptr inbounds [100010 x %struct.edge], ptr @e, i64 0, i64 %92
  %94 = getelementptr inbounds %struct.edge, ptr %93, i32 0, i32 1
  %95 = load i32, ptr %94, align 4, !tbaa !13
  store i32 %95, ptr %10, align 4, !tbaa !5
  br label %54, !llvm.loop !14

96:                                               ; preds = %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %41, !llvm.loop !15

97:                                               ; preds = %85, %62
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %108

98:                                               ; preds = %43
  %99 = invoke noundef i64 @_ZNKSt5queueIiSt5dequeIiSaIiEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(80) %5)
          to label %100 unwind label %58

100:                                              ; preds = %98
  %101 = load i32, ptr %3, align 4, !tbaa !5
  %102 = sext i32 %101 to i64
  %103 = icmp eq i64 %99, %102
  br i1 %103, label %104, label %105

104:                                              ; preds = %100
  store i1 true, ptr %2, align 1
  store i32 1, ptr %12, align 4
  br label %106

105:                                              ; preds = %100
  store i1 false, ptr %2, align 1
  store i32 1, ptr %12, align 4
  br label %106

106:                                              ; preds = %105, %104
  call void @_ZNSt5queueIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %5) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr %5) #4
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %4) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #4
  %107 = load i1, ptr %2, align 1
  ret i1 %107

108:                                              ; preds = %97, %58, %32
  call void @_ZNSt5queueIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %5) #4
  br label %109

109:                                              ; preds = %108, %19
  call void @llvm.lifetime.end.p0(i64 80, ptr %5) #4
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %4) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #4
  br label %110

110:                                              ; preds = %109
  %111 = load ptr, ptr %6, align 8
  %112 = load i32, ptr %7, align 4
  %113 = insertvalue { ptr, i32 } poison, ptr %111, 0
  %114 = insertvalue { ptr, i32 } %113, i32 %112, 1
  resume { ptr, i32 } %114
}

; 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_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt5queueIiSt5dequeIiSaIiEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #3 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, !6, i64 0}
!12 = !{!"_ZTS4edge", !6, i64 0, !6, i64 4}
!13 = !{!12, !6, i64 4}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


; 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"

%struct.edge = type { i32, i32 }
%"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<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::queue" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }

@in_degree = external dso_local local_unnamed_addr global [10010 x i32], align 16
@e = external dso_local local_unnamed_addr global [100010 x %struct.edge], align 16
@head = external dso_local local_unnamed_addr global [10010 x i32], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z16topological_sorti(i32 noundef %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::priority_queue", align 8
  %3 = alloca %"class.std::queue", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #4
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %2)
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %3) #4
  invoke void @_ZNSt5queueIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %3)
          to label %6 unwind label %8

6:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  store i32 1, ptr %4, align 4, !tbaa !5
  %.not20 = icmp slt i32 %0, 1
  br i1 %.not20, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %18, %6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  %7 = call noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %2)
  br i1 %7, label %._crit_edge29, label %.lr.ph28

8:                                                ; preds = %1
  %9 = landingpad { ptr, i32 }
          cleanup
  br label %47

.lr.ph:                                           ; preds = %6, %18
  %storemerge21 = phi i32 [ %20, %18 ], [ 1, %6 ]
  %10 = sext i32 %storemerge21 to i64
  %11 = getelementptr inbounds [10010 x i32], ptr @in_degree, i64 0, i64 %10
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %13 = icmp eq i32 %12, 0
  br i1 %13, label %14, label %18

14:                                               ; preds = %.lr.ph
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %2, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %15 unwind label %16

15:                                               ; preds = %14
  invoke void @_ZNSt5queueIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %._crit_edge30 unwind label %16

._crit_edge30:                                    ; preds = %15
  %.pre = load i32, ptr %4, align 4, !tbaa !5
  br label %18

16:                                               ; preds = %15, %14
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  br label %46

18:                                               ; preds = %._crit_edge30, %.lr.ph
  %19 = phi i32 [ %.pre, %._crit_edge30 ], [ %storemerge21, %.lr.ph ]
  %20 = add nsw i32 %19, 1
  store i32 %20, ptr %4, align 4, !tbaa !5
  %.not.not = icmp slt i32 %19, %0
  br i1 %.not.not, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.loopexit:                                        ; preds = %41, %24
  %21 = call noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %2)
  br i1 %21, label %._crit_edge29, label %.lr.ph28, !llvm.loop !11

.lr.ph28:                                         ; preds = %._crit_edge, %.loopexit
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %2)
  %23 = load i32, ptr %22, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %2)
          to label %24 unwind label %27

24:                                               ; preds = %.lr.ph28
  %25 = sext i32 %23 to i64
  %26 = getelementptr inbounds [10010 x i32], ptr @head, i64 0, i64 %25
  %.022 = load i32, ptr %26, align 4, !tbaa !5
  %.not1523 = icmp eq i32 %.022, 0
  br i1 %.not1523, label %.loopexit, label %.lr.ph26

27:                                               ; preds = %.lr.ph28
  %28 = landingpad { ptr, i32 }
          cleanup
  br label %46

.lr.ph26:                                         ; preds = %24, %41
  %.024 = phi i32 [ %.0, %41 ], [ %.022, %24 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  %29 = sext i32 %.024 to i64
  %30 = getelementptr inbounds [100010 x %struct.edge], ptr @e, i64 0, i64 %29
  %31 = load i32, ptr %30, align 8, !tbaa !12
  store i32 %31, ptr %5, align 4, !tbaa !5
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [10010 x i32], ptr @in_degree, i64 0, i64 %32
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = add nsw i32 %34, -1
  store i32 %35, ptr %33, align 4, !tbaa !5
  %36 = icmp eq i32 %35, 0
  br i1 %36, label %37, label %41

37:                                               ; preds = %.lr.ph26
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %2, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %38 unwind label %39

38:                                               ; preds = %37
  invoke void @_ZNSt5queueIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %41 unwind label %39

39:                                               ; preds = %38, %37
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  br label %46

41:                                               ; preds = %38, %.lr.ph26
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  %42 = getelementptr inbounds i8, ptr %30, i64 4
  %.0 = load i32, ptr %42, align 4, !tbaa !5
  %.not15 = icmp eq i32 %.0, 0
  br i1 %.not15, label %.loopexit, label %.lr.ph26, !llvm.loop !14

._crit_edge29:                                    ; preds = %.loopexit, %._crit_edge
  %43 = call noundef i64 @_ZNKSt5queueIiSt5dequeIiSaIiEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(80) %3)
  %44 = sext i32 %0 to i64
  %45 = icmp eq i64 %43, %44
  call void @_ZNSt5queueIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %3) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %3) #4
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #4
  ret i1 %45

46:                                               ; preds = %27, %39, %16
  %.pn17 = phi { ptr, i32 } [ %17, %16 ], [ %40, %39 ], [ %28, %27 ]
  call void @_ZNSt5queueIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %3) #4
  br label %47

47:                                               ; preds = %46, %8
  %.pn17.pn = phi { ptr, i32 } [ %.pn17, %46 ], [ %9, %8 ]
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %3) #4
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #4
  resume { ptr, i32 } %.pn17.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_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(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(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt5queueIiSt5dequeIiSaIiEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #3 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !6, i64 0}
!13 = !{!"_ZTS4edge", !6, i64 0, !6, i64 4}
!14 = distinct !{!14, !10}


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