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

; 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.InsertOnlyConcurrentSet = type { %class.ConcurrentContainer.176 }
%class.ConcurrentContainer.176 = type { ptr, [83 x %"class.cc_impl::ConcurrentHashtable.177"] }
%"class.cc_impl::ConcurrentHashtable.177" = type { %"struct.std::atomic.178", %"struct.std::atomic.66", %"struct.std::atomic.68", %"struct.std::atomic.180" }
%"struct.std::atomic.178" = type { %"struct.std::__atomic_base.179" }
%"struct.std::__atomic_base.179" = type { ptr }
%"struct.std::atomic.66" = type { %"struct.std::__atomic_base.67" }
%"struct.std::__atomic_base.67" = type { i64 }
%"struct.std::atomic.68" = type { %"struct.std::__atomic_base.69" }
%"struct.std::__atomic_base.69" = type { i8 }
%"struct.std::atomic.180" = type { %"struct.std::__atomic_base.181" }
%"struct.std::__atomic_base.181" = type { ptr }
%class.anon.183 = type { ptr, ptr }

; 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 uwtable
define dso_local void @_ZN21method_override_graph21get_non_true_virtualsERKNS_5GraphERKSt6vectorIP8DexClassSaIS5_EE(ptr dead_on_unwind noalias writable sret(%class.InsertOnlyConcurrentSet) align 8 %0, ptr noundef nonnull align 8 dereferenceable(5984) %1, ptr noundef nonnull align 8 dereferenceable(24) %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 %class.anon.183, align 8
  %9 = alloca ptr, align 8
  %10 = 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 @_ZN23InsertOnlyConcurrentSetIP9DexMethodSt4hashIS1_ESt8equal_toIS1_ELm83EEC2Ev(ptr noundef nonnull align 8 dereferenceable(2664) %0) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #4
  %11 = getelementptr inbounds %class.anon.183, ptr %8, i32 0, i32 0
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %12, ptr %11, align 8, !tbaa !5
  %13 = getelementptr inbounds %class.anon.183, ptr %8, i32 0, i32 1
  store ptr %0, ptr %13, align 8, !tbaa !5
  %14 = load ptr, ptr %6, align 8, !tbaa !5
  %15 = invoke noundef i64 @_ZN14redex_parallel19default_num_threadsEv()
          to label %16 unwind label %20

16:                                               ; preds = %3
  %17 = trunc i64 %15 to i32
  invoke void @"_Z13workqueue_runIP8DexClassZN21method_override_graph21get_non_true_virtualsERKNS2_5GraphERKSt6vectorIS1_SaIS1_EEE3$_0S8_TnNSt9enable_ifIXeqsr5ArityIT0_EE5valueLi1EEiE4typeELi0EEvRKSD_RKT1_jb"(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 8 dereferenceable(24) %14, i32 noundef %17, i1 noundef zeroext false)
          to label %18 unwind label %20

18:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #4
  store i1 true, ptr %7, align 1
  %19 = load i1, ptr %7, align 1
  br i1 %19, label %25, label %24

20:                                               ; preds = %16, %3
  %21 = landingpad { ptr, i32 }
          cleanup
  %22 = extractvalue { ptr, i32 } %21, 0
  store ptr %22, ptr %9, align 8
  %23 = extractvalue { ptr, i32 } %21, 1
  store i32 %23, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #4
  call void @_ZN19ConcurrentContainerISt13unordered_setIP9DexMethodSt4hashIS2_ESt8equal_toIS2_ESaIS2_EELm83EED2Ev(ptr noundef nonnull align 8 dereferenceable(2664) %0) #4
  br label %26

24:                                               ; preds = %18
  call void @_ZN19ConcurrentContainerISt13unordered_setIP9DexMethodSt4hashIS2_ESt8equal_toIS2_ESaIS2_EELm83EED2Ev(ptr noundef nonnull align 8 dereferenceable(2664) %0) #4
  br label %25

25:                                               ; preds = %24, %18
  ret void

26:                                               ; preds = %20
  %27 = load ptr, ptr %9, align 8
  %28 = load i32, ptr %10, align 4
  %29 = insertvalue { ptr, i32 } poison, ptr %27, 0
  %30 = insertvalue { ptr, i32 } %29, i32 %28, 1
  resume { ptr, i32 } %30
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN23InsertOnlyConcurrentSetIP9DexMethodSt4hashIS1_ESt8equal_toIS1_ELm83EEC2Ev(ptr noundef nonnull align 8 dereferenceable(2664)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @"_Z13workqueue_runIP8DexClassZN21method_override_graph21get_non_true_virtualsERKNS2_5GraphERKSt6vectorIS1_SaIS1_EEE3$_0S8_TnNSt9enable_ifIXeqsr5ArityIT0_EE5valueLi1EEiE4typeELi0EEvRKSD_RKT1_jb"(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i1 noundef zeroext) #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZN14redex_parallel19default_num_threadsEv() #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN19ConcurrentContainerISt13unordered_setIP9DexMethodSt4hashIS2_ESt8equal_toIS2_ESaIS2_EELm83EED2Ev(ptr noundef nonnull align 8 dereferenceable(2664)) unnamed_addr #2 align 2

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 = { 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 = { 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.InsertOnlyConcurrentSet = type { %class.ConcurrentContainer.176 }
%class.ConcurrentContainer.176 = type { ptr, [83 x %"class.cc_impl::ConcurrentHashtable.177"] }
%"class.cc_impl::ConcurrentHashtable.177" = type { %"struct.std::atomic.178", %"struct.std::atomic.66", %"struct.std::atomic.68", %"struct.std::atomic.180" }
%"struct.std::atomic.178" = type { %"struct.std::__atomic_base.179" }
%"struct.std::__atomic_base.179" = type { ptr }
%"struct.std::atomic.66" = type { %"struct.std::__atomic_base.67" }
%"struct.std::__atomic_base.67" = type { i64 }
%"struct.std::atomic.68" = type { %"struct.std::__atomic_base.69" }
%"struct.std::__atomic_base.69" = type { i8 }
%"struct.std::atomic.180" = type { %"struct.std::__atomic_base.181" }
%"struct.std::__atomic_base.181" = type { ptr }
%class.anon.183 = type { ptr, ptr }

; 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 uwtable
define dso_local void @_ZN21method_override_graph21get_non_true_virtualsERKNS_5GraphERKSt6vectorIP8DexClassSaIS5_EE(ptr dead_on_unwind noalias nonnull writable sret(%class.InsertOnlyConcurrentSet) align 8 %0, ptr noundef nonnull align 8 dereferenceable(5984) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca %class.anon.183, align 8
  tail call void @_ZN23InsertOnlyConcurrentSetIP9DexMethodSt4hashIS1_ESt8equal_toIS1_ELm83EEC2Ev(ptr noundef nonnull align 8 dereferenceable(2664) %0) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #4
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %4, i64 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  %6 = invoke noundef i64 @_ZN14redex_parallel19default_num_threadsEv()
          to label %7 unwind label %10

7:                                                ; preds = %3
  %8 = trunc i64 %6 to i32
  invoke void @"_Z13workqueue_runIP8DexClassZN21method_override_graph21get_non_true_virtualsERKNS2_5GraphERKSt6vectorIS1_SaIS1_EEE3$_0S8_TnNSt9enable_ifIXeqsr5ArityIT0_EE5valueLi1EEiE4typeELi0EEvRKSD_RKT1_jb"(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef %8, i1 noundef zeroext false)
          to label %9 unwind label %10

9:                                                ; preds = %7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #4
  ret void

10:                                               ; preds = %7, %3
  %11 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #4
  call void @_ZN19ConcurrentContainerISt13unordered_setIP9DexMethodSt4hashIS2_ESt8equal_toIS2_ESaIS2_EELm83EED2Ev(ptr noundef nonnull align 8 dereferenceable(2664) %0) #4
  resume { ptr, i32 } %11
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN23InsertOnlyConcurrentSetIP9DexMethodSt4hashIS1_ESt8equal_toIS1_ELm83EEC2Ev(ptr noundef nonnull align 8 dereferenceable(2664)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @"_Z13workqueue_runIP8DexClassZN21method_override_graph21get_non_true_virtualsERKNS2_5GraphERKSt6vectorIS1_SaIS1_EEE3$_0S8_TnNSt9enable_ifIXeqsr5ArityIT0_EE5valueLi1EEiE4typeELi0EEvRKSD_RKT1_jb"(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i1 noundef zeroext) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZN14redex_parallel19default_num_threadsEv() local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN19ConcurrentContainerISt13unordered_setIP9DexMethodSt4hashIS2_ESt8equal_toIS2_ESaIS2_EELm83EED2Ev(ptr noundef nonnull align 8 dereferenceable(2664)) unnamed_addr #2 align 2

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 = { 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 = { 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,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass