; LLVM IR from bqi343/cp-notebook :: Contests/USACO Solutions/2010-11/solder.ll (Z3dfsii)

; 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.state = type { i64, %"struct.std::pair", %struct.LineContainer, %"class.std::vector" }
%"struct.std::pair" = type { i32, i64 }
%struct.LineContainer = type { %"class.std::multiset", i64 }
%"class.std::multiset" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<Line, Line, std::_Identity<Line>, std::less<Line>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<Line, Line, std::_Identity<Line>, std::less<Line>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.6" = type { %"struct.std::_Vector_base.7" }
%"struct.std::_Vector_base.7" = 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.__gnu_cxx::__normal_iterator.11" = type { ptr }

@cur = external dso_local global [50001 x %struct.state], align 16
@adj = external dso_local global [50001 x %"class.std::vector.6"], align 16
@sum = external dso_local global i64, align 8
@Z = external dso_local global %struct.state, align 8
@.str.9 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [96 x i8], align 1
@__PRETTY_FUNCTION__._Z3dfsii = external hidden unnamed_addr constant [19 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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z4swapR5stateS0_(ptr noundef nonnull align 8 dereferenceable(104), ptr noundef nonnull align 8 dereferenceable(104)) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z2adi(i32 noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z4combi(i32 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN5state4sizeEv(ptr noundef nonnull align 8 dereferenceable(104)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5state3insESt4pairIixE(ptr noundef nonnull align 8 dereferenceable(104), i32, i64) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsii(i32 noundef %0, i32 noundef %1) #2 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %9 = alloca ptr, align 8
  %10 = alloca %"struct.std::pair", align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca ptr, align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %16 = alloca ptr, align 8
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %17 = load i32, ptr %3, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = getelementptr inbounds [50001 x %"class.std::vector.6"], ptr @adj, i64 0, i64 %18
  store ptr %19, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %20 = load ptr, ptr %6, align 8, !tbaa !9
  %21 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %20) #5
  %22 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.11", ptr %7, i32 0, i32 0
  store ptr %21, ptr %22, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %23 = load ptr, ptr %6, align 8, !tbaa !9
  %24 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  %25 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.11", ptr %8, i32 0, i32 0
  store ptr %24, ptr %25, align 8
  br label %26

26:                                               ; preds = %44, %2
  %27 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  br i1 %27, label %29, label %28

28:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %46

29:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  store ptr %30, ptr %9, align 8, !tbaa !9
  %31 = load ptr, ptr %9, align 8, !tbaa !9
  %32 = load i32, ptr %31, align 4, !tbaa !5
  %33 = load i32, ptr %4, align 4, !tbaa !5
  %34 = icmp ne i32 %32, %33
  br i1 %34, label %35, label %43

35:                                               ; preds = %29
  %36 = load ptr, ptr %9, align 8, !tbaa !9
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = load i32, ptr %3, align 4, !tbaa !5
  call void @_Z3dfsii(i32 noundef %37, i32 noundef %38)
  %39 = load ptr, ptr %9, align 8, !tbaa !9
  %40 = load i32, ptr %39, align 4, !tbaa !5
  call void @_Z2adi(i32 noundef %40)
  %41 = load i32, ptr %5, align 4, !tbaa !5
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %5, align 4, !tbaa !5
  br label %43

43:                                               ; preds = %35, %29
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %44

44:                                               ; preds = %43
  %45 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br label %26

46:                                               ; preds = %28
  %47 = load i32, ptr %5, align 4, !tbaa !5
  %48 = icmp eq i32 %47, 0
  br i1 %48, label %49, label %57

49:                                               ; preds = %46
  %50 = load i32, ptr %3, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [50001 x %struct.state], ptr @cur, i64 0, i64 %51
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  store i32 0, ptr %12, align 4, !tbaa !5
  call void @_ZNSt4pairIixEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
  %53 = getelementptr inbounds { i32, i64 }, ptr %10, i32 0, i32 0
  %54 = load i32, ptr %53, align 8
  %55 = getelementptr inbounds { i32, i64 }, ptr %10, i32 0, i32 1
  %56 = load i64, ptr %55, align 8
  call void @_ZN5state3insESt4pairIixE(ptr noundef nonnull align 8 dereferenceable(104) %52, i32 %54, i64 %56)
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %93

57:                                               ; preds = %46
  store i64 0, ptr @sum, align 8, !tbaa !11
  %58 = call noundef i32 @_ZN5state4sizeEv(ptr noundef nonnull align 8 dereferenceable(104) @Z)
  %59 = icmp ne i32 %58, 0
  %60 = xor i1 %59, true
  br i1 %60, label %61, label %62

61:                                               ; preds = %57
  br label %64

62:                                               ; preds = %57
  call void @__assert_fail(ptr noundef @.str.9, ptr noundef @.str.10, i32 noundef 269, ptr noundef @__PRETTY_FUNCTION__._Z3dfsii) #6
  unreachable

63:                                               ; No predecessors!
  br label %64

64:                                               ; preds = %63, %61
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %65 = load i32, ptr %3, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [50001 x %"class.std::vector.6"], ptr @adj, i64 0, i64 %66
  store ptr %67, ptr %13, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %68 = load ptr, ptr %13, align 8, !tbaa !9
  %69 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %68) #5
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.11", ptr %14, i32 0, i32 0
  store ptr %69, ptr %70, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %71 = load ptr, ptr %13, align 8, !tbaa !9
  %72 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %71) #5
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.11", ptr %15, i32 0, i32 0
  store ptr %72, ptr %73, align 8
  br label %74

74:                                               ; preds = %87, %64
  %75 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #5
  br i1 %75, label %77, label %76

76:                                               ; preds = %74
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %89

77:                                               ; preds = %74
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %78 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  store ptr %78, ptr %16, align 8, !tbaa !9
  %79 = load ptr, ptr %16, align 8, !tbaa !9
  %80 = load i32, ptr %79, align 4, !tbaa !5
  %81 = load i32, ptr %4, align 4, !tbaa !5
  %82 = icmp ne i32 %80, %81
  br i1 %82, label %83, label %86

83:                                               ; preds = %77
  %84 = load ptr, ptr %16, align 8, !tbaa !9
  %85 = load i32, ptr %84, align 4, !tbaa !5
  call void @_Z4combi(i32 noundef %85)
  br label %86

86:                                               ; preds = %83, %77
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %87

87:                                               ; preds = %86
  %88 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  br label %74

89:                                               ; preds = %76
  %90 = load i32, ptr %3, align 4, !tbaa !5
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [50001 x %struct.state], ptr @cur, i64 0, i64 %91
  call void @_Z4swapR5stateS0_(ptr noundef nonnull align 8 dereferenceable(104) %92, ptr noundef nonnull align 8 dereferenceable(104) @Z)
  br label %93

93:                                               ; preds = %89, %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIixEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 = { 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 = { noreturn nounwind "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 }
attributes #6 = { noreturn nounwind }

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

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


; 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.state = type { i64, %"struct.std::pair", %struct.LineContainer, %"class.std::vector" }
%"struct.std::pair" = type { i32, i64 }
%struct.LineContainer = type { %"class.std::multiset", i64 }
%"class.std::multiset" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<Line, Line, std::_Identity<Line>, std::less<Line>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<Line, Line, std::_Identity<Line>, std::less<Line>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, long long>, std::allocator<std::pair<int, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.6" = type { %"struct.std::_Vector_base.7" }
%"struct.std::_Vector_base.7" = 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.__gnu_cxx::__normal_iterator.11" = type { ptr }

@cur = external dso_local global [50001 x %struct.state], align 16
@adj = external dso_local global [50001 x %"class.std::vector.6"], align 16
@sum = external dso_local local_unnamed_addr global i64, align 8
@Z = external dso_local global %struct.state, align 8
@.str.9 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [96 x i8], align 1
@__PRETTY_FUNCTION__._Z3dfsii = external hidden unnamed_addr constant [19 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

; 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 nounwind uwtable
declare dso_local void @_Z4swapR5stateS0_(ptr noundef nonnull align 8 dereferenceable(104), ptr noundef nonnull align 8 dereferenceable(104)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z2adi(i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z4combi(i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN5state4sizeEv(ptr noundef nonnull align 8 dereferenceable(104)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5state3insESt4pairIixE(ptr noundef nonnull align 8 dereferenceable(104), i32, i64) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #2 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator.11", align 8
  %10 = sext i32 %0 to i64
  %11 = getelementptr inbounds [50001 x %"class.std::vector.6"], ptr @adj, i64 0, i64 %10
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %12 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %12, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %13 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %13, ptr %4, align 8
  %14 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  br i1 %14, label %.lr.ph, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  br label %24

._crit_edge:                                      ; preds = %21
  %15 = icmp eq i32 %.1, 0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  br i1 %15, label %24, label %29

.lr.ph:                                           ; preds = %2, %21
  %.021 = phi i32 [ %.1, %21 ], [ 0, %2 ]
  %16 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %17 = load i32, ptr %16, align 4, !tbaa !5
  %.not20 = icmp eq i32 %17, %1
  br i1 %.not20, label %21, label %18

18:                                               ; preds = %.lr.ph
  call void @_Z3dfsii(i32 noundef %17, i32 noundef %0)
  %19 = load i32, ptr %16, align 4, !tbaa !5
  call void @_Z2adi(i32 noundef %19)
  %20 = add nsw i32 %.021, 1
  br label %21

21:                                               ; preds = %18, %.lr.ph
  %.1 = phi i32 [ %20, %18 ], [ %.021, %.lr.ph ]
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %23 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  br i1 %23, label %.lr.ph, label %._crit_edge

24:                                               ; preds = %._crit_edge.thread, %._crit_edge
  %25 = getelementptr inbounds [50001 x %struct.state], ptr @cur, i64 0, i64 %10
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @_ZNSt4pairIixEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %26 = load i32, ptr %5, align 8
  %27 = getelementptr inbounds i8, ptr %5, i64 8
  %28 = load i64, ptr %27, align 8
  call void @_ZN5state3insESt4pairIixE(ptr noundef nonnull align 8 dereferenceable(104) %25, i32 %26, i64 %28)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  br label %43

29:                                               ; preds = %._crit_edge
  store i64 0, ptr @sum, align 8, !tbaa !9
  %30 = call noundef i32 @_ZN5state4sizeEv(ptr noundef nonnull align 8 dereferenceable(104) @Z)
  %.not = icmp eq i32 %30, 0
  br i1 %.not, label %32, label %31

31:                                               ; preds = %29
  call void @__assert_fail(ptr noundef nonnull @.str.9, ptr noundef nonnull @.str.10, i32 noundef 269, ptr noundef nonnull @__PRETTY_FUNCTION__._Z3dfsii) #6
  unreachable

32:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %33 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %33, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %34 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #5
  store ptr %34, ptr %9, align 8
  %35 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br i1 %35, label %.lr.ph23, label %._crit_edge24

._crit_edge24:                                    ; preds = %40, %32
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  %36 = getelementptr inbounds [50001 x %struct.state], ptr @cur, i64 0, i64 %10
  call void @_Z4swapR5stateS0_(ptr noundef nonnull align 8 dereferenceable(104) %36, ptr noundef nonnull align 8 dereferenceable(104) @Z)
  br label %43

.lr.ph23:                                         ; preds = %32, %40
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %.not19 = icmp eq i32 %38, %1
  br i1 %.not19, label %40, label %39

39:                                               ; preds = %.lr.ph23
  call void @_Z4combi(i32 noundef %38)
  br label %40

40:                                               ; preds = %39, %.lr.ph23
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %42 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br i1 %42, label %.lr.ph23, label %._crit_edge24

43:                                               ; preds = %._crit_edge24, %24
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIixEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 = { 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 = { noreturn nounwind "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 }
attributes #6 = { noreturn nounwind }

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

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


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