; LLVM IR from MtSaka/library :: test/aoj/GRL/GRL_6_A.test (main)

; 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.Dinic = type <{ %"class.std::vector", %"class.std::vector.1", %"class.std::vector.1", i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.1" = type { %"struct.std::_Vector_base.2" }
%"struct.std::_Vector_base.2" = 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 }

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %struct.Dinic, align 8
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  call void @_Z4scanIiJiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 80, ptr %4) #5
  %12 = load i32, ptr %2, align 4, !tbaa !5
  call void @_ZN5DinicIiEC2Ei(ptr noundef nonnull align 8 dereferenceable(76) %4, i32 noundef %12)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %13

13:                                               ; preds = %25, %0
  %14 = load i64, ptr %5, align 8, !tbaa !9
  %15 = load i32, ptr %3, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = icmp slt i64 %14, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %32

19:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  invoke void @_Z4scanIiJiiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %20 unwind label %28

20:                                               ; preds = %19
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = load i32, ptr %7, align 4, !tbaa !5
  %23 = load i32, ptr %8, align 4, !tbaa !5
  invoke void @_ZN5DinicIiE8add_edgeEiiii(ptr noundef nonnull align 8 dereferenceable(76) %4, i32 noundef %21, i32 noundef %22, i32 noundef %23, i32 noundef -1)
          to label %24 unwind label %28

24:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %25

25:                                               ; preds = %24
  %26 = load i64, ptr %5, align 8, !tbaa !9
  %27 = add nsw i64 %26, 1
  store i64 %27, ptr %5, align 8, !tbaa !9
  br label %13, !llvm.loop !11

28:                                               ; preds = %20, %19
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %9, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %43

32:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  %33 = load i32, ptr %2, align 4, !tbaa !5
  %34 = sub nsw i32 %33, 1
  %35 = invoke noundef i32 @_ZN5DinicIiE8max_flowEii(ptr noundef nonnull align 8 dereferenceable(76) %4, i32 noundef 0, i32 noundef %34)
          to label %36 unwind label %39

36:                                               ; preds = %32
  store i32 %35, ptr %11, align 4, !tbaa !5
  invoke void @_Z5printIiEvRKT_(ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %37 unwind label %39

37:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @_ZN5DinicIiED2Ev(ptr noundef nonnull align 8 dereferenceable(76) %4) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  %38 = load i32, ptr %1, align 4
  ret i32 %38

39:                                               ; preds = %36, %32
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %9, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %43

43:                                               ; preds = %39, %28
  call void @_ZN5DinicIiED2Ev(ptr noundef nonnull align 8 dereferenceable(76) %4) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %44

44:                                               ; preds = %43
  %45 = load ptr, ptr %9, align 8
  %46 = load i32, ptr %10, align 4
  %47 = insertvalue { ptr, i32 } poison, ptr %45, 0
  %48 = insertvalue { ptr, i32 } %47, i32 %46, 1
  resume { ptr, i32 } %48
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_Z4scanIiJiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5DinicIiEC2Ei(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_Z4scanIiJiiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5DinicIiE8add_edgeEiiii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef, i32 noundef, i32 noundef) #3 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_Z5printIiEvRKT_(ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN5DinicIiE8max_flowEii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5DinicIiED2Ev(ptr noundef nonnull align 8 dereferenceable(76)) unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = !{!"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}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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.Dinic = type <{ %"class.std::vector", %"class.std::vector.1", %"class.std::vector.1", i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<Dinic<int>::Edge>, std::allocator<std::vector<Dinic<int>::Edge>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.1" = type { %"struct.std::_Vector_base.2" }
%"struct.std::_Vector_base.2" = 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 }

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %struct.Dinic, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  call void @_Z4scanIiJiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4) %1, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %3) #5
  %8 = load i32, ptr %1, align 4, !tbaa !5
  call void @_ZN5DinicIiEC2Ei(ptr noundef nonnull align 8 dereferenceable(76) %3, i32 noundef %8)
  %9 = load i32, ptr %2, align 4, !tbaa !5
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %18, %0
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  %11 = load i32, ptr %1, align 4, !tbaa !5
  %12 = add nsw i32 %11, -1
  %13 = invoke noundef i32 @_ZN5DinicIiE8max_flowEii(ptr noundef nonnull align 8 dereferenceable(76) %3, i32 noundef 0, i32 noundef %12)
          to label %25 unwind label %27

.lr.ph:                                           ; preds = %0, %18
  %.057 = phi i64 [ %19, %18 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  invoke void @_Z4scanIiJiiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %14 unwind label %23

14:                                               ; preds = %.lr.ph
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = load i32, ptr %5, align 4, !tbaa !5
  %17 = load i32, ptr %6, align 4, !tbaa !5
  invoke void @_ZN5DinicIiE8add_edgeEiiii(ptr noundef nonnull align 8 dereferenceable(76) %3, i32 noundef %15, i32 noundef %16, i32 noundef %17, i32 noundef -1)
          to label %18 unwind label %23

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  %19 = add nuw nsw i64 %.057, 1
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = icmp slt i64 %19, %21
  br i1 %22, label %.lr.ph, label %._crit_edge, !llvm.loop !9

23:                                               ; preds = %14, %.lr.ph
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  br label %29

25:                                               ; preds = %._crit_edge
  store i32 %13, ptr %7, align 4, !tbaa !5
  invoke void @_Z5printIiEvRKT_(ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %26 unwind label %27

26:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @_ZN5DinicIiED2Ev(ptr noundef nonnull align 8 dereferenceable(76) %3) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0

27:                                               ; preds = %25, %._crit_edge
  %28 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  br label %29

29:                                               ; preds = %27, %23
  %.pn = phi { ptr, i32 } [ %24, %23 ], [ %28, %27 ]
  call void @_ZN5DinicIiED2Ev(ptr noundef nonnull align 8 dereferenceable(76) %3) #5
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_Z4scanIiJiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5DinicIiEC2Ei(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_Z4scanIiJiiEEvRT_DpRT0_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5DinicIiE8add_edgeEiiii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #3 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_Z5printIiEvRKT_(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN5DinicIiE8max_flowEii(ptr noundef nonnull align 8 dereferenceable(76), i32 noundef, i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5DinicIiED2Ev(ptr noundef nonnull align 8 dereferenceable(76)) unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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