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

; 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.cfg::InstructionIteratorImpl" = type { ptr, %"struct.std::_Rb_tree_const_iterator", %"class.ir_list::InstructionIteratorImpl" }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.ir_list::InstructionIteratorImpl" = type { %"class.boost::intrusive::list_iterator", %"class.boost::intrusive::list_iterator" }
%"class.boost::intrusive::list_iterator" = type { %"struct.boost::intrusive::iiterator_members" }
%"struct.boost::intrusive::iiterator_members" = type { ptr }
%"class.cfg::InstructionIterableImpl" = type { ptr }

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9transform15remap_registersER15MethodItemEntryRK12UnorderedMapIjjSt4hashIjESt8equal_toIjEE(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(56)) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3cfg23InstructionIterableImplILb0EEC2ERNS_16ControlFlowGraphE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(160)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3cfg23InstructionIterableImplILb0EE5beginEv(ptr dead_on_unwind noalias writable sret(%"class.cfg::InstructionIteratorImpl") align 8, ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3cfg23InstructionIterableImplILb0EE3endEv(ptr dead_on_unwind noalias writable sret(%"class.cfg::InstructionIteratorImpl") align 8, ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK3cfg23InstructionIteratorImplILb0EEneERKS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK3cfg23InstructionIteratorImplILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN3cfg23InstructionIteratorImplILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9transform15remap_registersERN3cfg16ControlFlowGraphERK12UnorderedMapIjjSt4hashIjESt8equal_toIjEE(ptr noundef nonnull align 8 dereferenceable(160) %0, ptr noundef nonnull align 8 dereferenceable(56) %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.cfg::InstructionIterableImpl", align 8
  %7 = alloca %"class.cfg::InstructionIteratorImpl", align 8
  %8 = alloca %"class.cfg::InstructionIteratorImpl", 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
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  call void @_ZN3cfg23InstructionIterableImplILb0EEC2ERNS_16ControlFlowGraphE(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(160) %10)
  store ptr %6, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #3
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZN3cfg23InstructionIterableImplILb0EE5beginEv(ptr dead_on_unwind writable sret(%"class.cfg::InstructionIteratorImpl") align 8 %7, ptr noundef nonnull align 8 dereferenceable(8) %11)
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #3
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZN3cfg23InstructionIterableImplILb0EE3endEv(ptr dead_on_unwind writable sret(%"class.cfg::InstructionIteratorImpl") align 8 %8, ptr noundef nonnull align 8 dereferenceable(8) %12)
  br label %13

13:                                               ; preds = %20, %2
  %14 = call noundef zeroext i1 @_ZNK3cfg23InstructionIteratorImplILb0EEneERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 8 dereferenceable(32) %8)
  br i1 %14, label %16, label %15

15:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 32, 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 %22

16:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %17 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK3cfg23InstructionIteratorImplILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(32) %7)
  store ptr %17, ptr %9, align 8, !tbaa !5
  %18 = load ptr, ptr %9, align 8, !tbaa !5
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN9transform15remap_registersER15MethodItemEntryRK12UnorderedMapIjjSt4hashIjESt8equal_toIjEE(ptr noundef nonnull align 8 dereferenceable(32) %18, ptr noundef nonnull align 8 dereferenceable(56) %19)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  br label %20

20:                                               ; preds = %16
  %21 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZN3cfg23InstructionIteratorImplILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(32) %7)
  br label %13

22:                                               ; preds = %15
  ret void
}

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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.cfg::InstructionIteratorImpl" = type { ptr, %"struct.std::_Rb_tree_const_iterator", %"class.ir_list::InstructionIteratorImpl" }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.ir_list::InstructionIteratorImpl" = type { %"class.boost::intrusive::list_iterator", %"class.boost::intrusive::list_iterator" }
%"class.boost::intrusive::list_iterator" = type { %"struct.boost::intrusive::iiterator_members" }
%"struct.boost::intrusive::iiterator_members" = type { ptr }
%"class.cfg::InstructionIterableImpl" = type { ptr }

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9transform15remap_registersER15MethodItemEntryRK12UnorderedMapIjjSt4hashIjESt8equal_toIjEE(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3cfg23InstructionIterableImplILb0EEC2ERNS_16ControlFlowGraphE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(160)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3cfg23InstructionIterableImplILb0EE5beginEv(ptr dead_on_unwind noalias writable sret(%"class.cfg::InstructionIteratorImpl") align 8, ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3cfg23InstructionIterableImplILb0EE3endEv(ptr dead_on_unwind noalias writable sret(%"class.cfg::InstructionIteratorImpl") align 8, ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK3cfg23InstructionIteratorImplILb0EEneERKS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK3cfg23InstructionIteratorImplILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN3cfg23InstructionIteratorImplILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9transform15remap_registersERN3cfg16ControlFlowGraphERK12UnorderedMapIjjSt4hashIjESt8equal_toIjEE(ptr noundef nonnull align 8 dereferenceable(160) %0, ptr noundef nonnull align 8 dereferenceable(56) %1) local_unnamed_addr #0 {
  %3 = alloca %"class.cfg::InstructionIterableImpl", align 8
  %4 = alloca %"class.cfg::InstructionIteratorImpl", align 8
  %5 = alloca %"class.cfg::InstructionIteratorImpl", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  call void @_ZN3cfg23InstructionIterableImplILb0EEC2ERNS_16ControlFlowGraphE(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(160) %0)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #3
  call void @_ZN3cfg23InstructionIterableImplILb0EE5beginEv(ptr dead_on_unwind nonnull writable sret(%"class.cfg::InstructionIteratorImpl") align 8 %4, ptr noundef nonnull align 8 dereferenceable(8) %3)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #3
  call void @_ZN3cfg23InstructionIterableImplILb0EE3endEv(ptr dead_on_unwind nonnull writable sret(%"class.cfg::InstructionIteratorImpl") align 8 %5, ptr noundef nonnull align 8 dereferenceable(8) %3)
  %6 = call noundef zeroext i1 @_ZNK3cfg23InstructionIteratorImplILb0EEneERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) %5)
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  ret void

.lr.ph:                                           ; preds = %2, %.lr.ph
  %7 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK3cfg23InstructionIteratorImplILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(32) %4)
  call void @_ZN9transform15remap_registersER15MethodItemEntryRK12UnorderedMapIjjSt4hashIjESt8equal_toIjEE(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 8 dereferenceable(56) %1)
  %8 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZN3cfg23InstructionIteratorImplILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(32) %4)
  %9 = call noundef zeroext i1 @_ZNK3cfg23InstructionIteratorImplILb0EEneERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) %5)
  br i1 %9, label %.lr.ph, label %._crit_edge
}

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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)"}


; Effective O3 passes: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass