; LLVM IR from facebook/redex :: libredex (ControlFlow)

; 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.UnorderedSet<cfg::Edge *>::ConstUnorderedIterable" = type { ptr }
%"struct.std::__detail::_Node_const_iterator" = type { %"struct.std::__detail::_Node_iterator_base.407" }
%"struct.std::__detail::_Node_iterator_base.407" = type { ptr }

; 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 uwtable
declare dso_local ptr @_Z17UnorderedIterableI12UnorderedSetIPN3cfg4EdgeESt4hashIS3_ESt8equal_toIS3_EETnNSt9enable_ifIXsr3stdE12is_base_of_vI13UnorderedBaseIT_ESB_EEbE4typeELb1EEDaRKSB_(ptr noundef nonnull align 8 dereferenceable(56)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable5beginEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable3endEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIPN3cfg4EdgeELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3cfg16ControlFlowGraph9free_edgeEPNS_4EdgeE(ptr noundef nonnull align 8 dereferenceable(160), ptr noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3cfg16ControlFlowGraph10free_edgesERK12UnorderedSetIPNS_4EdgeESt4hashIS3_ESt8equal_toIS3_EE(ptr noundef nonnull align 8 dereferenceable(160) %0, ptr noundef nonnull align 8 dereferenceable(56) %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.UnorderedSet<cfg::Edge *>::ConstUnorderedIterable", align 8
  %7 = alloca %"struct.std::__detail::_Node_const_iterator", align 8
  %8 = alloca %"struct.std::__detail::_Node_const_iterator", align 8
  %9 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = call ptr @_Z17UnorderedIterableI12UnorderedSetIPN3cfg4EdgeESt4hashIS3_ESt8equal_toIS3_EETnNSt9enable_ifIXsr3stdE12is_base_of_vI13UnorderedBaseIT_ESB_EEbE4typeELb1EEDaRKSB_(ptr noundef nonnull align 8 dereferenceable(56) %11)
  %13 = getelementptr inbounds %"class.UnorderedSet<cfg::Edge *>::ConstUnorderedIterable", ptr %6, i32 0, i32 0
  store ptr %12, ptr %13, align 8
  store ptr %6, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = call ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable5beginEv(ptr noundef nonnull align 8 dereferenceable(8) %14)
  %16 = getelementptr inbounds %"struct.std::__detail::_Node_const_iterator", ptr %7, i32 0, i32 0
  %17 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base.407", ptr %16, i32 0, i32 0
  store ptr %15, ptr %17, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = call ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable3endEv(ptr noundef nonnull align 8 dereferenceable(8) %18)
  %20 = getelementptr inbounds %"struct.std::__detail::_Node_const_iterator", ptr %8, i32 0, i32 0
  %21 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base.407", ptr %20, i32 0, i32 0
  store ptr %19, ptr %21, align 8
  br label %22

22:                                               ; preds = %29, %2
  %23 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIPN3cfg4EdgeELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #3
  br i1 %23, label %25, label %24

24:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  br label %31

25:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #3
  %27 = load ptr, ptr %26, align 8, !tbaa !5
  store ptr %27, ptr %9, align 8, !tbaa !5
  %28 = load ptr, ptr %9, align 8, !tbaa !5
  call void @_ZN3cfg16ControlFlowGraph9free_edgeEPNS_4EdgeE(ptr noundef nonnull align 8 dereferenceable(160) %10, ptr noundef %28)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  br label %29

29:                                               ; preds = %25
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #3
  br label %22

31:                                               ; preds = %24
  ret void
}

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 = { 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 #3 = { 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.UnorderedSet<cfg::Edge *>::ConstUnorderedIterable" = type { ptr }
%"struct.std::__detail::_Node_const_iterator" = type { %"struct.std::__detail::_Node_iterator_base.407" }
%"struct.std::__detail::_Node_iterator_base.407" = type { ptr }

; 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 uwtable
declare dso_local ptr @_Z17UnorderedIterableI12UnorderedSetIPN3cfg4EdgeESt4hashIS3_ESt8equal_toIS3_EETnNSt9enable_ifIXsr3stdE12is_base_of_vI13UnorderedBaseIT_ESB_EEbE4typeELb1EEDaRKSB_(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable5beginEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable3endEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIPN3cfg4EdgeELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3cfg16ControlFlowGraph9free_edgeEPNS_4EdgeE(ptr noundef nonnull align 8 dereferenceable(160), ptr noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3cfg16ControlFlowGraph10free_edgesERK12UnorderedSetIPNS_4EdgeESt4hashIS3_ESt8equal_toIS3_EE(ptr noundef nonnull align 8 dereferenceable(160) %0, ptr noundef nonnull align 8 dereferenceable(56) %1) local_unnamed_addr #1 align 2 {
  %3 = alloca %"class.UnorderedSet<cfg::Edge *>::ConstUnorderedIterable", align 8
  %4 = alloca %"struct.std::__detail::_Node_const_iterator", align 8
  %5 = alloca %"struct.std::__detail::_Node_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %6 = tail call ptr @_Z17UnorderedIterableI12UnorderedSetIPN3cfg4EdgeESt4hashIS3_ESt8equal_toIS3_EETnNSt9enable_ifIXsr3stdE12is_base_of_vI13UnorderedBaseIT_ESB_EEbE4typeELb1EEDaRKSB_(ptr noundef nonnull align 8 dereferenceable(56) %1)
  store ptr %6, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %7 = call ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable5beginEv(ptr noundef nonnull align 8 dereferenceable(8) %3)
  store ptr %7, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %8 = call ptr @_ZNK12UnorderedSetIPN3cfg4EdgeESt4hashIS2_ESt8equal_toIS2_EE22ConstUnorderedIterable3endEv(ptr noundef nonnull align 8 dereferenceable(8) %3)
  store ptr %8, ptr %5, align 8
  %9 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIPN3cfg4EdgeELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  br i1 %9, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  ret void

.lr.ph:                                           ; preds = %2, %.lr.ph
  %10 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %11 = load ptr, ptr %10, align 8, !tbaa !5
  call void @_ZN3cfg16ControlFlowGraph9free_edgeEPNS_4EdgeE(ptr noundef nonnull align 8 dereferenceable(160) %0, ptr noundef %11)
  %12 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail20_Node_const_iteratorIPN3cfg4EdgeELb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %13 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIPN3cfg4EdgeELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  br i1 %13, label %.lr.ph, label %._crit_edge
}

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 = { 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 #3 = { 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,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass