; LLVM IR from eyangch/competitive-programming :: Codeforces/252/e.ll (Z3bfsxxx)

; 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::queue" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl" }
%"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl" = type { %"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl_data" }
%"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::pair" = type { i64, i64 }

@dist = external dso_local global [360361 x i64], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z3bfsxxx(i64 noundef %0, i64 noundef %1, i64 noundef %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::queue", align 8
  %9 = alloca %"struct.std::pair", align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i32, align 4
  %16 = alloca %"struct.std::pair", align 8
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca %"struct.std::pair", align 8
  %21 = alloca i64, align 8
  %22 = alloca i64, align 8
  store i64 %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !5
  store i64 %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 -1, ptr %7, align 4, !tbaa !9
  call void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef @dist, ptr noundef getelementptr inbounds (i64, ptr @dist, i64 360361), ptr noundef nonnull align 4 dereferenceable(4) %7)
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 80, ptr %8) #5
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %8)
  call void @llvm.lifetime.start.p0(i64 16, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !9
  invoke void @_ZNSt4pairIxxEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %23 unwind label %47

23:                                               ; preds = %3
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %8, ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %24 unwind label %47

24:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #5
  br label %25

25:                                               ; preds = %102, %100, %24
  %26 = invoke noundef zeroext i1 @_ZNKSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %8)
          to label %27 unwind label %51

27:                                               ; preds = %25
  %28 = xor i1 %26, true
  br i1 %28, label %29, label %105

29:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %30 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %8)
          to label %31 unwind label %55

31:                                               ; preds = %29
  %32 = getelementptr inbounds %"struct.std::pair", ptr %30, i32 0, i32 0
  %33 = load i64, ptr %32, align 8, !tbaa !11
  store i64 %33, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %34 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %8)
          to label %35 unwind label %59

35:                                               ; preds = %31
  %36 = getelementptr inbounds %"struct.std::pair", ptr %34, i32 0, i32 1
  %37 = load i64, ptr %36, align 8, !tbaa !13
  store i64 %37, ptr %14, align 8, !tbaa !5
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %8)
          to label %38 unwind label %59

38:                                               ; preds = %35
  %39 = load i64, ptr %13, align 8, !tbaa !5
  %40 = icmp eq i64 %39, -1
  br i1 %40, label %46, label %41

41:                                               ; preds = %38
  %42 = load i64, ptr %13, align 8, !tbaa !5
  %43 = getelementptr inbounds [360361 x i64], ptr @dist, i64 0, i64 %42
  %44 = load i64, ptr %43, align 8, !tbaa !5
  %45 = icmp sge i64 %44, 0
  br i1 %45, label %46, label %63

46:                                               ; preds = %41, %38
  store i32 2, ptr %15, align 4
  br label %100, !llvm.loop !14

47:                                               ; preds = %23, %3
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %11, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #5
  br label %109

51:                                               ; preds = %25
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %11, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %12, align 4
  br label %109

55:                                               ; preds = %29
  %56 = landingpad { ptr, i32 }
          cleanup
  %57 = extractvalue { ptr, i32 } %56, 0
  store ptr %57, ptr %11, align 8
  %58 = extractvalue { ptr, i32 } %56, 1
  store i32 %58, ptr %12, align 4
  br label %104

59:                                               ; preds = %35, %31
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %11, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %12, align 4
  br label %103

63:                                               ; preds = %41
  %64 = load i64, ptr %14, align 8, !tbaa !5
  %65 = load i64, ptr %13, align 8, !tbaa !5
  %66 = getelementptr inbounds [360361 x i64], ptr @dist, i64 0, i64 %65
  store i64 %64, ptr %66, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %67 = load i64, ptr %13, align 8, !tbaa !5
  %68 = sub nsw i64 %67, 1
  store i64 %68, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  %69 = load i64, ptr %14, align 8, !tbaa !5
  %70 = add nsw i64 %69, 1
  store i64 %70, ptr %18, align 8, !tbaa !5
  invoke void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef nonnull align 8 dereferenceable(8) %18)
          to label %71 unwind label %78

71:                                               ; preds = %63
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %8, ptr noundef nonnull align 8 dereferenceable(16) %16)
          to label %72 unwind label %78

72:                                               ; preds = %71
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  store i64 2, ptr %19, align 8, !tbaa !5
  br label %73

73:                                               ; preds = %92, %72
  %74 = load i64, ptr %19, align 8, !tbaa !5
  %75 = load i64, ptr %5, align 8, !tbaa !5
  %76 = icmp sle i64 %74, %75
  br i1 %76, label %82, label %77

77:                                               ; preds = %73
  store i32 4, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %99

78:                                               ; preds = %71, %63
  %79 = landingpad { ptr, i32 }
          cleanup
  %80 = extractvalue { ptr, i32 } %79, 0
  store ptr %80, ptr %11, align 8
  %81 = extractvalue { ptr, i32 } %79, 1
  store i32 %81, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #5
  br label %103

82:                                               ; preds = %73
  call void @llvm.lifetime.start.p0(i64 16, ptr %20) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  %83 = load i64, ptr %13, align 8, !tbaa !5
  %84 = load i64, ptr %13, align 8, !tbaa !5
  %85 = load i64, ptr %19, align 8, !tbaa !5
  %86 = srem i64 %84, %85
  %87 = sub nsw i64 %83, %86
  store i64 %87, ptr %21, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #5
  %88 = load i64, ptr %14, align 8, !tbaa !5
  %89 = add nsw i64 %88, 1
  store i64 %89, ptr %22, align 8, !tbaa !5
  invoke void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %20, ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull align 8 dereferenceable(8) %22)
          to label %90 unwind label %95

90:                                               ; preds = %82
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %8, ptr noundef nonnull align 8 dereferenceable(16) %20)
          to label %91 unwind label %95

91:                                               ; preds = %90
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %20) #5
  br label %92

92:                                               ; preds = %91
  %93 = load i64, ptr %19, align 8, !tbaa !5
  %94 = add nsw i64 %93, 1
  store i64 %94, ptr %19, align 8, !tbaa !5
  br label %73, !llvm.loop !16

95:                                               ; preds = %90, %82
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %11, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %103

99:                                               ; preds = %77
  store i32 0, ptr %15, align 4
  br label %100

100:                                              ; preds = %99, %46
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  %101 = load i32, ptr %15, align 4
  switch i32 %101, label %115 [
    i32 0, label %102
    i32 2, label %25
  ]

102:                                              ; preds = %100
  br label %25, !llvm.loop !14

103:                                              ; preds = %95, %78, %59
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %104

104:                                              ; preds = %103, %55
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %109

105:                                              ; preds = %27
  %106 = load i64, ptr %6, align 8, !tbaa !5
  %107 = getelementptr inbounds [360361 x i64], ptr @dist, i64 0, i64 %106
  %108 = load i64, ptr %107, align 8, !tbaa !5
  store i32 1, ptr %15, align 4
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %8) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr %8) #5
  ret i64 %108

109:                                              ; preds = %104, %51, %47
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %8) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr %8) #5
  br label %110

110:                                              ; preds = %109
  %111 = load ptr, ptr %11, align 8
  %112 = load i32, ptr %12, align 4
  %113 = insertvalue { ptr, i32 } poison, ptr %111, 0
  %114 = insertvalue { ptr, i32 } %113, i32 %112, 1
  resume { ptr, i32 } %114

115:                                              ; preds = %100
  unreachable
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(16)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) 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 = { inlinehint 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!13 = !{!12, !6, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}


; 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::queue" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl" }
%"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl" = type { %"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl_data" }
%"struct.std::_Deque_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::pair" = type { i64, i64 }

@dist = external dso_local global [360361 x i64], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z3bfsxxx(i64 noundef %0, i64 noundef %1, i64 noundef %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i64, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::queue", align 8
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca %"struct.std::pair", align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  store i64 %0, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  store i32 -1, ptr %5, align 4, !tbaa !9
  call void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef nonnull @dist, ptr noundef nonnull getelementptr inbounds (i8, ptr @dist, i64 2882888), ptr noundef nonnull align 4 dereferenceable(4) %5)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %6) #5
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #5
  store i32 0, ptr %8, align 4, !tbaa !9
  call void @_ZNSt4pairIxxEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 4 dereferenceable(4) %8)
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(16) %7)
          to label %15 unwind label %43

15:                                               ; preds = %3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #5
  %16 = call noundef zeroext i1 @_ZNKSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %16, label %._crit_edge, label %.lr.ph23

.lr.ph23:                                         ; preds = %15
  %.not21 = icmp slt i64 %1, 2
  br i1 %.not21, label %.lr.ph23.split.us, label %.lr.ph23.split

.lr.ph23.split.us:                                ; preds = %.lr.ph23, %30
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %18 = load i64, ptr %17, align 8, !tbaa !11
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %20 = getelementptr inbounds i8, ptr %19, i64 8
  %21 = load i64, ptr %20, align 8, !tbaa !13
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %22 = icmp eq i64 %18, -1
  br i1 %22, label %30, label %23, !llvm.loop !14

23:                                               ; preds = %.lr.ph23.split.us
  %24 = getelementptr inbounds [360361 x i64], ptr @dist, i64 0, i64 %18
  %25 = load i64, ptr %24, align 8, !tbaa !5
  %26 = icmp sgt i64 %25, -1
  br i1 %26, label %30, label %27, !llvm.loop !14

27:                                               ; preds = %23
  store i64 %21, ptr %24, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %28 = add nsw i64 %18, -1
  store i64 %28, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %29 = add nsw i64 %21, 1
  store i64 %29, ptr %11, align 8, !tbaa !5
  call void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11)
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %.loopexit.us unwind label %.split.us

.loopexit.us:                                     ; preds = %27
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #5
  br label %30

30:                                               ; preds = %.loopexit.us, %23, %.lr.ph23.split.us
  %31 = call noundef zeroext i1 @_ZNKSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %31, label %._crit_edge, label %.lr.ph23.split.us

.split.us:                                        ; preds = %27
  %32 = landingpad { ptr, i32 }
          cleanup
  br label %49

.lr.ph23.split:                                   ; preds = %.lr.ph23, %..loopexit_crit_edge
  %33 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %34 = load i64, ptr %33, align 8, !tbaa !11
  %35 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %36 = getelementptr inbounds i8, ptr %35, i64 8
  %37 = load i64, ptr %36, align 8, !tbaa !13
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %38 = icmp eq i64 %34, -1
  br i1 %38, label %..loopexit_crit_edge, label %39, !llvm.loop !14

39:                                               ; preds = %.lr.ph23.split
  %40 = getelementptr inbounds [360361 x i64], ptr @dist, i64 0, i64 %34
  %41 = load i64, ptr %40, align 8, !tbaa !5
  %42 = icmp sgt i64 %41, -1
  br i1 %42, label %..loopexit_crit_edge, label %45, !llvm.loop !14

43:                                               ; preds = %3
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #5
  br label %60

45:                                               ; preds = %39
  store i64 %37, ptr %40, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %46 = add nsw i64 %34, -1
  store i64 %46, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %47 = add nsw i64 %37, 1
  store i64 %47, ptr %11, align 8, !tbaa !5
  call void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11)
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %.lr.ph unwind label %.split

.lr.ph:                                           ; preds = %45
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #5
  br label %50

.split:                                           ; preds = %45
  %48 = landingpad { ptr, i32 }
          cleanup
  br label %49

49:                                               ; preds = %.split.us, %.split
  %.us-phi = phi { ptr, i32 } [ %48, %.split ], [ %32, %.split.us ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #5
  br label %60

50:                                               ; preds = %.lr.ph, %53
  %.022 = phi i64 [ 2, %.lr.ph ], [ %54, %53 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %12) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #5
  %51 = srem i64 %34, %.022
  %52 = sub nsw i64 %34, %51
  store i64 %52, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #5
  store i64 %47, ptr %14, align 8, !tbaa !5
  call void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %12, ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14)
  invoke void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(16) %12)
          to label %53 unwind label %55

53:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #5
  %54 = add nuw i64 %.022, 1
  %exitcond.not = icmp eq i64 %.022, %1
  br i1 %exitcond.not, label %..loopexit_crit_edge, label %50, !llvm.loop !16

55:                                               ; preds = %50
  %56 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #5
  br label %60

..loopexit_crit_edge:                             ; preds = %53, %.lr.ph23.split, %39
  %57 = call noundef zeroext i1 @_ZNKSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %57, label %._crit_edge, label %.lr.ph23.split

._crit_edge:                                      ; preds = %..loopexit_crit_edge, %30, %15
  %58 = getelementptr inbounds [360361 x i64], ptr @dist, i64 0, i64 %2
  %59 = load i64, ptr %58, align 8, !tbaa !5
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #5
  ret i64 %59

60:                                               ; preds = %49, %55, %43
  %.pn.pn = phi { ptr, i32 } [ %44, %43 ], [ %56, %55 ], [ %.us-phi, %49 ]
  call void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #5
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueISt4pairIxxESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) 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 = { inlinehint 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!13 = !{!12, !6, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}


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