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

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<const DexType *, const DexType *, std::_Identity<const DexType *>, dextypes_comparator>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<const DexType *, const DexType *, std::_Identity<const DexType *>, dextypes_comparator>::_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 }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z16get_all_childrenRK12UnorderedMapIPK7DexTypeSt3setIS2_19dextypes_comparatorSaIS2_EESt4hashIS2_ESt8equal_toIS2_EES2_RS6_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef, ptr noundef nonnull align 8 dereferenceable(48)) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z16get_all_childrenRK12UnorderedMapIPK7DexTypeSt3setIS2_19dextypes_comparatorSaIS2_EESt4hashIS2_ESt8equal_toIS2_EES2_(ptr dead_on_unwind noalias writable sret(%"class.std::set") align 8 %0, ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef %2) #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i1, align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  store i1 false, ptr %7, align 1
  call void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #2
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = load ptr, ptr %6, align 8, !tbaa !5
  invoke void @_Z16get_all_childrenRK12UnorderedMapIPK7DexTypeSt3setIS2_19dextypes_comparatorSaIS2_EESt4hashIS2_ESt8equal_toIS2_EES2_RS6_(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef %11, ptr noundef nonnull align 8 dereferenceable(48) %0)
          to label %12 unwind label %14

12:                                               ; preds = %3
  store i1 true, ptr %7, align 1
  %13 = load i1, ptr %7, align 1
  br i1 %13, label %19, label %18

14:                                               ; preds = %3
  %15 = landingpad { ptr, i32 }
          cleanup
  %16 = extractvalue { ptr, i32 } %15, 0
  store ptr %16, ptr %8, align 8
  %17 = extractvalue { ptr, i32 } %15, 1
  store i32 %17, ptr %9, align 4
  call void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #2
  br label %20

18:                                               ; preds = %12
  call void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #2
  br label %19

19:                                               ; preds = %18, %12
  ret void

20:                                               ; preds = %14
  %21 = load ptr, ptr %8, align 8
  %22 = load i32, ptr %9, align 4
  %23 = insertvalue { ptr, i32 } poison, ptr %21, 0
  %24 = insertvalue { ptr, i32 } %23, i32 %22, 1
  resume { ptr, i32 } %24
}

attributes #0 = { 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 #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 = { 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<const DexType *, const DexType *, std::_Identity<const DexType *>, dextypes_comparator>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<const DexType *, const DexType *, std::_Identity<const DexType *>, dextypes_comparator>::_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 }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z16get_all_childrenRK12UnorderedMapIPK7DexTypeSt3setIS2_19dextypes_comparatorSaIS2_EESt4hashIS2_ESt8equal_toIS2_EES2_RS6_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef, ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z16get_all_childrenRK12UnorderedMapIPK7DexTypeSt3setIS2_19dextypes_comparatorSaIS2_EESt4hashIS2_ESt8equal_toIS2_EES2_(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::set") align 8 %0, ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef %2) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  tail call void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #2
  invoke void @_Z16get_all_childrenRK12UnorderedMapIPK7DexTypeSt3setIS2_19dextypes_comparatorSaIS2_EESt4hashIS2_ESt8equal_toIS2_EES2_RS6_(ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef %2, ptr noundef nonnull align 8 dereferenceable(48) %0)
          to label %6 unwind label %4

4:                                                ; preds = %3
  %5 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZNSt3setIPK7DexType19dextypes_comparatorSaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #2
  resume { ptr, i32 } %5

6:                                                ; preds = %3
  ret void
}

attributes #0 = { 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 #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 = { 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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass