; LLVM IR from NervanaSystems/ngraph :: src/ngraph/node.ll (ZN6ngraph4Node27add_node_control_dependentsESt10shared_ptrIS0_E)

; 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::shared_ptr.74" = type { %"class.std::__shared_ptr.75" }
%"class.std::__shared_ptr.75" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.127" = type { ptr }

declare i32 @__gxx_personality_v0(...)

; 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 noundef ptr @_ZNKSt19__shared_ptr_accessIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6ngraph4Node22add_control_dependencyESt10shared_ptrIS0_E(ptr noundef nonnull align 8 dereferenceable(680), ptr noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt23enable_shared_from_thisIN6ngraph4NodeEE16shared_from_thisEv(ptr dead_on_unwind noalias writable sret(%"class.std::shared_ptr.74") align 8, ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6ngraph4Node22get_control_dependentsEv(ptr noundef nonnull align 8 dereferenceable(680)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN6ngraph4Node27add_node_control_dependentsESt10shared_ptrIS0_E(ptr noundef nonnull align 8 dereferenceable(680) %0, ptr noundef %1) #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.127", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.127", align 8
  %8 = alloca ptr, align 8
  %9 = alloca %"class.std::shared_ptr.74", align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %12 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %13 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %1) #4
  %14 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6ngraph4Node22get_control_dependentsEv(ptr noundef nonnull align 8 dereferenceable(680) %13)
  store ptr %14, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = call ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #4
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.127", ptr %6, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = call ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %18) #4
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.127", ptr %7, i32 0, i32 0
  store ptr %19, ptr %20, align 8
  br label %21

21:                                               ; preds = %30, %2
  %22 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br i1 %22, label %24, label %23

23:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %36

24:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  %26 = load ptr, ptr %25, align 8, !tbaa !5
  store ptr %26, ptr %8, align 8, !tbaa !5
  %27 = load ptr, ptr %8, align 8, !tbaa !5
  %28 = getelementptr inbounds i8, ptr %12, i64 8
  call void @_ZNSt23enable_shared_from_thisIN6ngraph4NodeEE16shared_from_thisEv(ptr dead_on_unwind writable sret(%"class.std::shared_ptr.74") align 8 %9, ptr noundef nonnull align 8 dereferenceable(16) %28)
  invoke void @_ZN6ngraph4Node22add_control_dependencyESt10shared_ptrIS0_E(ptr noundef nonnull align 8 dereferenceable(680) %27, ptr noundef %9)
          to label %29 unwind label %32

29:                                               ; preds = %24
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %30

30:                                               ; preds = %29
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br label %21

32:                                               ; preds = %24
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %10, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %11, align 4
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %37

36:                                               ; preds = %23
  ret void

37:                                               ; preds = %32
  %38 = load ptr, ptr %10, align 8
  %39 = load i32, ptr %11, align 4
  %40 = insertvalue { ptr, i32 } poison, ptr %38, 0
  %41 = insertvalue { ptr, i32 } %40, i32 %39, 1
  resume { ptr, i32 } %41
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(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 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEdeEv(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_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 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 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 = { 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"}


; 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::shared_ptr.74" = type { %"class.std::__shared_ptr.75" }
%"class.std::__shared_ptr.75" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.127" = type { ptr }

declare i32 @__gxx_personality_v0(...)

; 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 noundef ptr @_ZNKSt19__shared_ptr_accessIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6ngraph4Node22add_control_dependencyESt10shared_ptrIS0_E(ptr noundef nonnull align 8 dereferenceable(680), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt23enable_shared_from_thisIN6ngraph4NodeEE16shared_from_thisEv(ptr dead_on_unwind noalias writable sret(%"class.std::shared_ptr.74") align 8, ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6ngraph4Node22get_control_dependentsEv(ptr noundef nonnull align 8 dereferenceable(680)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN6ngraph4Node27add_node_control_dependentsESt10shared_ptrIS0_E(ptr noundef nonnull align 8 dereferenceable(680) %0, ptr noundef nonnull %1) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.127", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.127", align 8
  %5 = alloca %"class.std::shared_ptr.74", align 8
  %6 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %1) #4
  %7 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6ngraph4Node22get_control_dependentsEv(ptr noundef nonnull align 8 dereferenceable(680) %6)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %8 = tail call ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  store ptr %8, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %9 = tail call ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  store ptr %9, ptr %4, align 8
  %10 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %10, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2
  %11 = getelementptr inbounds i8, ptr %0, i64 8
  br label %12

._crit_edge:                                      ; preds = %15, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  ret void

12:                                               ; preds = %.lr.ph, %15
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %14 = load ptr, ptr %13, align 8, !tbaa !5
  call void @_ZNSt23enable_shared_from_thisIN6ngraph4NodeEE16shared_from_thisEv(ptr dead_on_unwind nonnull writable sret(%"class.std::shared_ptr.74") align 8 %5, ptr noundef nonnull align 8 dereferenceable(16) %11)
  invoke void @_ZN6ngraph4Node22add_control_dependencyESt10shared_ptrIS0_E(ptr noundef nonnull align 8 dereferenceable(680) %14, ptr noundef nonnull %5)
          to label %15 unwind label %18

15:                                               ; preds = %12
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %5) #4
  %16 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %17, label %12, label %._crit_edge

18:                                               ; preds = %12
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  resume { ptr, i32 } %19
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIPN6ngraph4NodeESaIS2_EE3endEv(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_cxxneIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESE_(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 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEdeEv(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_iteratorIPKPN6ngraph4NodeESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 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 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 = { 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"}


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