; LLVM IR from alibaba/euler :: euler/core/graph (graph_builder)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

; 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN5euler12GraphBuilder10ParseEdgesEPNS_6FileIOEPSt6vectorIPNS_4EdgeESaIS5_EE(ptr noundef nonnull align 1 dereferenceable(1) %0, ptr noundef %1, ptr noundef %2) #2 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  %13 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %14

14:                                               ; preds = %44, %3
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  %16 = invoke noundef zeroext i1 @_ZN5euler6FileIO4ReadEPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef %8)
          to label %17 unwind label %26

17:                                               ; preds = %14
  br i1 %16, label %18, label %46

18:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %19 = invoke noalias noundef nonnull ptr @_Znwm(i64 noundef 192) #7
          to label %20 unwind label %30

20:                                               ; preds = %18
  invoke void @_ZN5euler4EdgeC2Ev(ptr noundef nonnull align 8 dereferenceable(192) %19)
          to label %21 unwind label %34

21:                                               ; preds = %20
  store ptr %19, ptr %11, align 8, !tbaa !5
  %22 = load ptr, ptr %11, align 8, !tbaa !5
  %23 = invoke noundef zeroext i1 @_ZN5euler4Edge11DeSerializeERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(192) %22, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %24 unwind label %30

24:                                               ; preds = %21
  br i1 %23, label %38, label %25

25:                                               ; preds = %24
  store i1 false, ptr %4, align 1
  store i32 1, ptr %12, align 4
  br label %42

26:                                               ; preds = %14
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %9, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %10, align 4
  br label %49

30:                                               ; preds = %38, %21, %18
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %9, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, ptr %10, align 4
  br label %45

34:                                               ; preds = %20
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %9, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %10, align 4
  call void @_ZdlPvm(ptr noundef %19, i64 noundef 192) #8
  br label %45

38:                                               ; preds = %24
  %39 = load ptr, ptr %7, align 8, !tbaa !5
  %40 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5euler4EdgeESaIS2_EE12emplace_backIJRS2_EEES6_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %39, ptr noundef nonnull align 8 dereferenceable(8) %11)
          to label %41 unwind label %30

41:                                               ; preds = %38
  store i32 0, ptr %12, align 4
  br label %42

42:                                               ; preds = %41, %25
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  %43 = load i32, ptr %12, align 4
  switch i32 %43, label %47 [
    i32 0, label %44
  ]

44:                                               ; preds = %42
  br label %14, !llvm.loop !9

45:                                               ; preds = %34, %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br label %49

46:                                               ; preds = %17
  store i1 true, ptr %4, align 1
  store i32 1, ptr %12, align 4
  br label %47

47:                                               ; preds = %46, %42
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #6
  %48 = load i1, ptr %4, align 1
  ret i1 %48

49:                                               ; preds = %45, %26
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #6
  br label %50

50:                                               ; preds = %49
  %51 = load ptr, ptr %9, align 8
  %52 = load i32, ptr %10, align 4
  %53 = insertvalue { ptr, i32 } poison, ptr %51, 0
  %54 = insertvalue { ptr, i32 } %53, i32 %52, 1
  resume { ptr, i32 } %54
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5euler6FileIO4ReadEPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #3 align 2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #4

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN5euler4EdgeC2Ev(ptr noundef nonnull align 8 dereferenceable(192)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5euler4Edge11DeSerializeERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(192), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5euler4EdgeESaIS2_EE12emplace_backIJRS2_EEES6_DpOT_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

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 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 = { nobuiltin allocsize(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 = { nobuiltin 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 #6 = { nounwind }
attributes #7 = { builtin allocsize(0) }
attributes #8 = { builtin 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"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"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

; 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN5euler12GraphBuilder10ParseEdgesEPNS_6FileIOEPSt6vectorIPNS_4EdgeESaIS5_EE(ptr nocapture noundef nonnull readnone align 1 dereferenceable(1) %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca ptr, align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  br label %6

6:                                                ; preds = %20, %3
  %7 = invoke noundef zeroext i1 @_ZN5euler6FileIO4ReadEPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull %4)
          to label %8 unwind label %14

8:                                                ; preds = %6
  br i1 %7, label %9, label %.loopexit

9:                                                ; preds = %8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %10 = invoke noalias noundef nonnull dereferenceable(192) ptr @_Znwm(i64 noundef 192) #6
          to label %11 unwind label %16

11:                                               ; preds = %9
  call void @_ZN5euler4EdgeC2Ev(ptr noundef nonnull align 8 dereferenceable(192) %10)
  store ptr %10, ptr %5, align 8, !tbaa !5
  %12 = invoke noundef zeroext i1 @_ZN5euler4Edge11DeSerializeERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(192) %10, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %13 unwind label %16

13:                                               ; preds = %11
  br i1 %12, label %18, label %.critedge

14:                                               ; preds = %6
  %15 = landingpad { ptr, i32 }
          cleanup
  br label %21

16:                                               ; preds = %18, %11, %9
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br label %21

18:                                               ; preds = %13
  %19 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5euler4EdgeESaIS2_EE12emplace_backIJRS2_EEES6_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %20 unwind label %16

20:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br label %6

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

.loopexit:                                        ; preds = %8, %.critedge
  %.2 = xor i1 %7, true
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  ret i1 %.2

21:                                               ; preds = %16, %14
  %.pn = phi { ptr, i32 } [ %17, %16 ], [ %15, %14 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5euler6FileIO4ReadEPNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #3 align 2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN5euler4EdgeC2Ev(ptr noundef nonnull align 8 dereferenceable(192)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5euler4Edge11DeSerializeERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(192), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5euler4EdgeESaIS2_EE12emplace_backIJRS2_EEES6_DpOT_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

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 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 = { nobuiltin allocsize(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 }
attributes #6 = { builtin allocsize(0) }

!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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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