; LLVM IR from schostac/Algorithms-on-Graphs :: week6 (contraction_hierarchies_small_and_large_dist)

; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%struct.Graph = type { %"class.std::vector", %"class.std::vector.0", %"class.std::vector.5", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.10", %"class.std::priority_queue", %"class.std::priority_queue" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = 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::priority_queue" = type <{ %"class.std::vector.15", [8 x i8] }>
%"class.std::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = 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.ContractionHierarchies = type { i8, i32, i32, %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.33", ptr, %"class.std::priority_queue", %"class.std::vector.10" }
%"class.std::vector.33" = type { %"struct.std::_Vector_base.34" }
%"struct.std::_Vector_base.34" = type { %"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl" }
%"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl" = type { %"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl_data" }
%"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

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) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN5Graph17get_shortest_distEii(ptr noundef nonnull align 8 dereferenceable(232), i32 noundef, i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN22ContractionHierarchies16preprocess_graphEv(ptr noundef nonnull align 8 dereferenceable(176)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN5Graph8add_edgeEiii(ptr noundef nonnull align 8 dereferenceable(232), i32 noundef, i32 noundef, i32 noundef) #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %struct.Graph, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca %struct.ContractionHierarchies, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %15, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 232, ptr %7) #6
  %17 = load i32, ptr %2, align 4, !tbaa !5
  call void @_ZN5GraphC1Ei(ptr noundef nonnull align 8 dereferenceable(232) %7, i32 noundef %17)
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %36, %0
  %19 = load i32, ptr %8, align 4, !tbaa !5
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %43

23:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  %24 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %25 unwind label %39

25:                                               ; preds = %23
  %26 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %24, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %27 unwind label %39

27:                                               ; preds = %25
  %28 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %26, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %29 unwind label %39

29:                                               ; preds = %27
  %30 = load i32, ptr %9, align 4, !tbaa !5
  %31 = sub nsw i32 %30, 1
  %32 = load i32, ptr %10, align 4, !tbaa !5
  %33 = sub nsw i32 %32, 1
  %34 = load i32, ptr %11, align 4, !tbaa !5
  invoke void @_ZN5Graph8add_edgeEiii(ptr noundef nonnull align 8 dereferenceable(232) %7, i32 noundef %31, i32 noundef %33, i32 noundef %34)
          to label %35 unwind label %39

35:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %36

36:                                               ; preds = %35
  %37 = load i32, ptr %8, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr %8, align 4, !tbaa !5
  br label %18, !llvm.loop !9

39:                                               ; preds = %29, %27, %25, %23
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %12, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %82

43:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 176, ptr %14) #6
  invoke void @_ZN22ContractionHierarchiesC2ER5Graph(ptr noundef nonnull align 8 dereferenceable(176) %14, ptr noundef nonnull align 8 dereferenceable(232) %7)
          to label %44 unwind label %71

44:                                               ; preds = %43
  invoke void @_ZN22ContractionHierarchies16preprocess_graphEv(ptr noundef nonnull align 8 dereferenceable(176) %14)
          to label %45 unwind label %75

45:                                               ; preds = %44
  %46 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %47 unwind label %75

47:                                               ; preds = %45
  %48 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %46, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %49 unwind label %75

49:                                               ; preds = %47
  %50 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %51 unwind label %75

51:                                               ; preds = %49
  br label %52

52:                                               ; preds = %70, %51
  %53 = load i32, ptr %6, align 4, !tbaa !5
  %54 = add nsw i32 %53, -1
  store i32 %54, ptr %6, align 4, !tbaa !5
  %55 = icmp ne i32 %53, 0
  br i1 %55, label %56, label %79

56:                                               ; preds = %52
  %57 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %58 unwind label %75

58:                                               ; preds = %56
  %59 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %57, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %60 unwind label %75

60:                                               ; preds = %58
  %61 = load i32, ptr %4, align 4, !tbaa !5
  %62 = sub nsw i32 %61, 1
  %63 = load i32, ptr %5, align 4, !tbaa !5
  %64 = sub nsw i32 %63, 1
  %65 = invoke noundef i32 @_ZN5Graph17get_shortest_distEii(ptr noundef nonnull align 8 dereferenceable(232) %7, i32 noundef %62, i32 noundef %64)
          to label %66 unwind label %75

66:                                               ; preds = %60
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %65)
          to label %68 unwind label %75

68:                                               ; preds = %66
  %69 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %67, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %70 unwind label %75

70:                                               ; preds = %68
  br label %52, !llvm.loop !11

71:                                               ; preds = %43
  %72 = landingpad { ptr, i32 }
          cleanup
  %73 = extractvalue { ptr, i32 } %72, 0
  store ptr %73, ptr %12, align 8
  %74 = extractvalue { ptr, i32 } %72, 1
  store i32 %74, ptr %13, align 4
  br label %81

75:                                               ; preds = %68, %66, %60, %58, %56, %49, %47, %45, %44
  %76 = landingpad { ptr, i32 }
          cleanup
  %77 = extractvalue { ptr, i32 } %76, 0
  store ptr %77, ptr %12, align 8
  %78 = extractvalue { ptr, i32 } %76, 1
  store i32 %78, ptr %13, align 4
  call void @_ZN22ContractionHierarchiesD2Ev(ptr noundef nonnull align 8 dereferenceable(176) %14) #6
  br label %81

79:                                               ; preds = %52
  store i32 0, ptr %1, align 4
  call void @_ZN22ContractionHierarchiesD2Ev(ptr noundef nonnull align 8 dereferenceable(176) %14) #6
  call void @llvm.lifetime.end.p0(i64 176, ptr %14) #6
  call void @_ZN5GraphD2Ev(ptr noundef nonnull align 8 dereferenceable(232) %7) #6
  call void @llvm.lifetime.end.p0(i64 232, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %80 = load i32, ptr %1, align 4
  ret i32 %80

81:                                               ; preds = %75, %71
  call void @llvm.lifetime.end.p0(i64 176, ptr %14) #6
  br label %82

82:                                               ; preds = %81, %39
  call void @_ZN5GraphD2Ev(ptr noundef nonnull align 8 dereferenceable(232) %7) #6
  call void @llvm.lifetime.end.p0(i64 232, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %83

83:                                               ; preds = %82
  %84 = load ptr, ptr %12, align 8
  %85 = load i32, ptr %13, align 4
  %86 = insertvalue { ptr, i32 } poison, ptr %84, 0
  %87 = insertvalue { ptr, i32 } %86, i32 %85, 1
  resume { ptr, i32 } %87
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN22ContractionHierarchiesC2ER5Graph(ptr noundef nonnull align 8 dereferenceable(176), ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN22ContractionHierarchiesD2Ev(ptr noundef nonnull align 8 dereferenceable(176)) unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5GraphD2Ev(ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #5 align 2

declare void @_ZN5GraphC1Ei(ptr, i32)

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { 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 #3 = { mustprogress norecurse 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 = { "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 = { 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 #6 = { 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}


; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%struct.Graph = type { %"class.std::vector", %"class.std::vector.0", %"class.std::vector.5", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.10", %"class.std::priority_queue", %"class.std::priority_queue" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<std::vector<std::pair<int, int>>>, std::allocator<std::vector<std::vector<std::pair<int, int>>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = 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::priority_queue" = type <{ %"class.std::vector.15", [8 x i8] }>
%"class.std::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = 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.ContractionHierarchies = type { i8, i32, i32, %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.33", ptr, %"class.std::priority_queue", %"class.std::vector.10" }
%"class.std::vector.33" = type { %"struct.std::_Vector_base.34" }
%"struct.std::_Vector_base.34" = type { %"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl" }
%"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl" = type { %"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl_data" }
%"struct.std::_Vector_base<ContractionHierarchies::Shortcut, std::allocator<ContractionHierarchies::Shortcut>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

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) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN5Graph17get_shortest_distEii(ptr noundef nonnull align 8 dereferenceable(232), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN22ContractionHierarchies16preprocess_graphEv(ptr noundef nonnull align 8 dereferenceable(176)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN5Graph8add_edgeEiii(ptr noundef nonnull align 8 dereferenceable(232), i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %struct.Graph, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %struct.ContractionHierarchies, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 232, ptr nonnull %6) #6
  %13 = load i32, ptr %1, align 4, !tbaa !5
  call void @_ZN5GraphC1Ei(ptr noundef nonnull align 8 dereferenceable(232) %6, i32 noundef %13)
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = icmp sgt i32 %14, 0
  br i1 %15, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %27, %0
  call void @llvm.lifetime.start.p0(i64 176, ptr nonnull %10) #6
  invoke void @_ZN22ContractionHierarchiesC2ER5Graph(ptr noundef nonnull align 8 dereferenceable(176) %10, ptr noundef nonnull align 8 dereferenceable(232) %6)
          to label %33 unwind label %56

.lr.ph:                                           ; preds = %0, %27
  %.0610 = phi i32 [ %28, %27 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #6
  %16 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %17 unwind label %31

17:                                               ; preds = %.lr.ph
  %18 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %19 unwind label %31

19:                                               ; preds = %17
  %20 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %21 unwind label %31

21:                                               ; preds = %19
  %22 = load i32, ptr %7, align 4, !tbaa !5
  %23 = add nsw i32 %22, -1
  %24 = load i32, ptr %8, align 4, !tbaa !5
  %25 = add nsw i32 %24, -1
  %26 = load i32, ptr %9, align 4, !tbaa !5
  invoke void @_ZN5Graph8add_edgeEiii(ptr noundef nonnull align 8 dereferenceable(232) %6, i32 noundef %23, i32 noundef %25, i32 noundef %26)
          to label %27 unwind label %31

27:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  %28 = add nuw nsw i32 %.0610, 1
  %29 = load i32, ptr %2, align 4, !tbaa !5
  %30 = icmp slt i32 %28, %29
  br i1 %30, label %.lr.ph, label %._crit_edge, !llvm.loop !9

31:                                               ; preds = %21, %19, %17, %.lr.ph
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  br label %61

33:                                               ; preds = %._crit_edge
  invoke void @_ZN22ContractionHierarchies16preprocess_graphEv(ptr noundef nonnull align 8 dereferenceable(176) %10)
          to label %34 unwind label %.loopexit.split-lp

34:                                               ; preds = %33
  %35 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %36 unwind label %.loopexit.split-lp

36:                                               ; preds = %34
  %37 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %35, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %38 unwind label %.loopexit.split-lp

38:                                               ; preds = %36
  %39 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %.preheader unwind label %.loopexit.split-lp

.preheader:                                       ; preds = %38, %54
  %40 = load i32, ptr %5, align 4, !tbaa !5
  %41 = add nsw i32 %40, -1
  store i32 %41, ptr %5, align 4, !tbaa !5
  %.not = icmp eq i32 %40, 0
  br i1 %.not, label %59, label %42

42:                                               ; preds = %.preheader
  %43 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %44 unwind label %.loopexit

44:                                               ; preds = %42
  %45 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %43, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %46 unwind label %.loopexit

46:                                               ; preds = %44
  %47 = load i32, ptr %3, align 4, !tbaa !5
  %48 = add nsw i32 %47, -1
  %49 = load i32, ptr %4, align 4, !tbaa !5
  %50 = add nsw i32 %49, -1
  %51 = invoke noundef i32 @_ZN5Graph17get_shortest_distEii(ptr noundef nonnull align 8 dereferenceable(232) %6, i32 noundef %48, i32 noundef %50)
          to label %52 unwind label %.loopexit

52:                                               ; preds = %46
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %51)
          to label %54 unwind label %.loopexit

54:                                               ; preds = %52
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.preheader unwind label %.loopexit, !llvm.loop !11

56:                                               ; preds = %._crit_edge
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %60

.loopexit:                                        ; preds = %42, %44, %46, %52, %54
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %58

.loopexit.split-lp:                               ; preds = %33, %34, %36, %38
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %58

58:                                               ; preds = %.loopexit.split-lp, %.loopexit
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZN22ContractionHierarchiesD2Ev(ptr noundef nonnull align 8 dereferenceable(176) %10) #6
  br label %60

59:                                               ; preds = %.preheader
  call void @_ZN22ContractionHierarchiesD2Ev(ptr noundef nonnull align 8 dereferenceable(176) %10) #6
  call void @llvm.lifetime.end.p0(i64 176, ptr nonnull %10) #6
  call void @_ZN5GraphD2Ev(ptr noundef nonnull align 8 dereferenceable(232) %6) #6
  call void @llvm.lifetime.end.p0(i64 232, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

60:                                               ; preds = %58, %56
  %.pn = phi { ptr, i32 } [ %lpad.phi, %58 ], [ %57, %56 ]
  call void @llvm.lifetime.end.p0(i64 176, ptr nonnull %10) #6
  br label %61

61:                                               ; preds = %60, %31
  %.pn8 = phi { ptr, i32 } [ %32, %31 ], [ %.pn, %60 ]
  call void @_ZN5GraphD2Ev(ptr noundef nonnull align 8 dereferenceable(232) %6) #6
  call void @llvm.lifetime.end.p0(i64 232, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn8
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN22ContractionHierarchiesC2ER5Graph(ptr noundef nonnull align 8 dereferenceable(176), ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN22ContractionHierarchiesD2Ev(ptr noundef nonnull align 8 dereferenceable(176)) unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5GraphD2Ev(ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #5 align 2

declare void @_ZN5GraphC1Ei(ptr, i32) local_unnamed_addr

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { 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 #3 = { mustprogress norecurse 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 = { "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 = { 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 #6 = { 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}


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