; LLVM IR from facebook/redex :: libredex/IRList.ll (ZN6IRList21remove_branch_targetsEP13IRInstruction)

; 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.boost::intrusive::list_iterator" = type { %"struct.boost::intrusive::iiterator_members" }
%"struct.boost::intrusive::iiterator_members" = type { ptr }
%class.IRList = type { %"class.boost::intrusive::list" }
%"class.boost::intrusive::list" = type { %"class.boost::intrusive::list_impl" }
%"class.boost::intrusive::list_impl" = type { %"struct.boost::intrusive::list_impl<boost::intrusive::mhtraits<MethodItemEntry, boost::intrusive::list_member_hook<>, &MethodItemEntry::list_hook_>, unsigned long, true, void>::data_t" }
%"struct.boost::intrusive::list_impl<boost::intrusive::mhtraits<MethodItemEntry, boost::intrusive::list_member_hook<>, &MethodItemEntry::list_hook_>, unsigned long, true, void>::data_t" = type { %"struct.boost::intrusive::list_impl<boost::intrusive::mhtraits<MethodItemEntry, boost::intrusive::list_member_hook<>, &MethodItemEntry::list_hook_>, unsigned long, true, void>::root_plus_size" }
%"struct.boost::intrusive::list_impl<boost::intrusive::mhtraits<MethodItemEntry, boost::intrusive::list_member_hook<>, &MethodItemEntry::list_hook_>, unsigned long, true, void>::root_plus_size" = type { %"struct.boost::intrusive::detail::size_holder", %"struct.boost::intrusive::detail::default_header_holder" }
%"struct.boost::intrusive::detail::size_holder" = type { i64 }
%"struct.boost::intrusive::detail::default_header_holder" = type { %"struct.boost::intrusive::list_node" }
%"struct.boost::intrusive::list_node" = type { ptr, ptr }
%struct.MethodItemEntry = type { %"class.boost::intrusive::list_member_hook", i32, %union.anon.0 }
%"class.boost::intrusive::list_member_hook" = type { %"class.boost::intrusive::generic_hook" }
%"class.boost::intrusive::generic_hook" = type { %"struct.boost::intrusive::list_node" }
%union.anon.0 = type { ptr }
%struct.BranchTarget = type { ptr, i32, i32 }

@.str.18 = external hidden unnamed_addr constant [68 x i8], align 1
@.str.42 = external hidden unnamed_addr constant [41 x i8], align 1
@__PRETTY_FUNCTION__._ZN6IRList21remove_branch_targetsEP13IRInstruction = external hidden unnamed_addr constant [52 x i8], align 1
@.str.43 = external hidden unnamed_addr constant [41 x i8], align 1

; 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #1

; Function Attrs: noreturn
declare void @_Z11assert_failPKcS0_jS0_10RedexErrorS0_z(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i16 @_ZNK13IRInstruction6opcodeEv(ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE5beginEv(ptr dead_on_unwind noalias writable sret(%"class.boost::intrusive::list_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5boost9intrusiveneERKNS0_13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEES9_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE3endEv(ptr dead_on_unwind noalias writable sret(%"class.boost::intrusive::list_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEppEi(ptr dead_on_unwind noalias writable sret(%"class.boost::intrusive::list_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN6opcode9is_branchE8IROpcode(i16 noundef zeroext) #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #5 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN6IRList21remove_branch_targetsEP13IRInstruction(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1) #4 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.boost::intrusive::list_iterator", align 8
  %6 = alloca %"class.boost::intrusive::list_iterator", align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca %"class.boost::intrusive::list_iterator", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %11 = load ptr, ptr %3, align 8
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = call noundef zeroext i16 @_ZNK13IRInstruction6opcodeEv(ptr noundef nonnull align 8 dereferenceable(32) %12)
  %14 = call noundef zeroext i1 @_ZN6opcode9is_branchE8IROpcode(i16 noundef zeroext %13)
  br i1 %14, label %15, label %16

15:                                               ; preds = %2
  br label %18

16:                                               ; preds = %2
  call void (ptr, ptr, i32, ptr, i32, ptr, ...) @_Z11assert_failPKcS0_jS0_10RedexErrorS0_z(ptr noundef @.str.42, ptr noundef @.str.18, i32 noundef 651, ptr noundef @__PRETTY_FUNCTION__._ZN6IRList21remove_branch_targetsEP13IRInstruction, i32 noundef 2, ptr noundef @.str.43) #7
  unreachable

17:                                               ; No predecessors!
  br label %18

18:                                               ; preds = %17, %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #8
  %19 = getelementptr inbounds %class.IRList, ptr %11, i32 0, i32 0
  call void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE5beginEv(ptr dead_on_unwind writable sret(%"class.boost::intrusive::list_iterator") align 8 %5, ptr noundef nonnull align 8 dereferenceable(24) %19)
  br label %20

20:                                               ; preds = %53, %18
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  %21 = getelementptr inbounds %class.IRList, ptr %11, i32 0, i32 0
  call void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE3endEv(ptr dead_on_unwind writable sret(%"class.boost::intrusive::list_iterator") align 8 %6, ptr noundef nonnull align 8 dereferenceable(24) %21)
  %22 = call noundef zeroext i1 @_ZN5boost9intrusiveneERKNS0_13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEES9_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6)
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  br i1 %22, label %24, label %23

23:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  br label %54

24:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #8
  %25 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5)
  store ptr %25, ptr %7, align 8, !tbaa !5
  %26 = load ptr, ptr %7, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.MethodItemEntry, ptr %26, i32 0, i32 1
  %28 = load i32, ptr %27, align 8, !tbaa !9
  %29 = icmp eq i32 %28, 4
  br i1 %29, label %30, label %52

30:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #8
  %31 = load ptr, ptr %7, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.MethodItemEntry, ptr %31, i32 0, i32 2
  %33 = load ptr, ptr %32, align 8, !tbaa !15
  store ptr %33, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #8
  %34 = load ptr, ptr %8, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.BranchTarget, ptr %34, i32 0, i32 0
  %36 = load ptr, ptr %35, align 8, !tbaa !16
  store ptr %36, ptr %9, align 8, !tbaa !5
  %37 = load ptr, ptr %9, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.MethodItemEntry, ptr %37, i32 0, i32 2
  %39 = load ptr, ptr %38, align 8, !tbaa !15
  %40 = load ptr, ptr %4, align 8, !tbaa !5
  %41 = icmp eq ptr %39, %40
  br i1 %41, label %42, label %51

42:                                               ; preds = %30
  %43 = load ptr, ptr %7, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.MethodItemEntry, ptr %43, i32 0, i32 1
  store i32 8, ptr %44, align 8, !tbaa !9
  %45 = load ptr, ptr %7, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.MethodItemEntry, ptr %45, i32 0, i32 2
  %47 = load ptr, ptr %46, align 8, !tbaa !15
  %48 = icmp eq ptr %47, null
  br i1 %48, label %50, label %49

49:                                               ; preds = %42
  call void @_ZdlPvm(ptr noundef %47, i64 noundef 16) #9
  br label %50

50:                                               ; preds = %49, %42
  br label %51

51:                                               ; preds = %50, %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #8
  br label %52

52:                                               ; preds = %51, %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #8
  br label %53

53:                                               ; preds = %52
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #8
  call void @_ZN5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEppEi(ptr dead_on_unwind writable sret(%"class.boost::intrusive::list_iterator") align 8 %10, ptr noundef nonnull align 8 dereferenceable(8) %5, i32 noundef 0)
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #8
  br label %20, !llvm.loop !20

54:                                               ; preds = %23
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin nounwind "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 = { noreturn "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 = { 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 = { 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 #5 = { 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 #6 = { 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 #7 = { noreturn }
attributes #8 = { nounwind }
attributes #9 = { builtin 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"}
!9 = !{!10, !14, i64 16}
!10 = !{!"_ZTS15MethodItemEntry", !11, i64 0, !14, i64 16, !7, i64 24}
!11 = !{!"_ZTSN5boost9intrusive16list_member_hookIJEEE", !12, i64 0}
!12 = !{!"_ZTSN5boost9intrusive12generic_hookILNS0_10algo_typesE0ENS0_16list_node_traitsIPvEENS0_10member_tagELNS0_14link_mode_typeE1ELNS0_14base_hook_typeE0EEE", !13, i64 0}
!13 = !{!"_ZTSN5boost9intrusive9list_nodeIPvEE", !6, i64 0, !6, i64 8}
!14 = !{!"_ZTS14MethodItemType", !7, i64 0}
!15 = !{!7, !7, i64 0}
!16 = !{!17, !6, i64 0}
!17 = !{!"_ZTS12BranchTarget", !6, i64 0, !18, i64 8, !19, i64 12}
!18 = !{!"_ZTS16BranchTargetType", !7, i64 0}
!19 = !{!"int", !7, i64 0}
!20 = distinct !{!20, !21}
!21 = !{!"llvm.loop.mustprogress"}


; 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.boost::intrusive::list_iterator" = type { %"struct.boost::intrusive::iiterator_members" }
%"struct.boost::intrusive::iiterator_members" = type { ptr }

@.str.18 = external hidden unnamed_addr constant [68 x i8], align 1
@.str.42 = external hidden unnamed_addr constant [41 x i8], align 1
@__PRETTY_FUNCTION__._ZN6IRList21remove_branch_targetsEP13IRInstruction = external hidden unnamed_addr constant [52 x i8], align 1
@.str.43 = external hidden unnamed_addr constant [41 x i8], align 1

; 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: noreturn
declare void @_Z11assert_failPKcS0_jS0_10RedexErrorS0_z(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i16 @_ZNK13IRInstruction6opcodeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE5beginEv(ptr dead_on_unwind noalias writable sret(%"class.boost::intrusive::list_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5boost9intrusiveneERKNS0_13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEES9_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE3endEv(ptr dead_on_unwind noalias writable sret(%"class.boost::intrusive::list_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEppEi(ptr dead_on_unwind noalias writable sret(%"class.boost::intrusive::list_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN6opcode9is_branchE8IROpcode(i16 noundef zeroext) local_unnamed_addr #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN6IRList21remove_branch_targetsEP13IRInstruction(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull %1) local_unnamed_addr #4 align 2 {
  %3 = alloca %"class.boost::intrusive::list_iterator", align 8
  %4 = alloca %"class.boost::intrusive::list_iterator", align 8
  %5 = alloca %"class.boost::intrusive::list_iterator", align 8
  %6 = tail call noundef zeroext i16 @_ZNK13IRInstruction6opcodeEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %7 = tail call noundef zeroext i1 @_ZN6opcode9is_branchE8IROpcode(i16 noundef zeroext %6)
  br i1 %7, label %9, label %8

8:                                                ; preds = %2
  tail call void (ptr, ptr, i32, ptr, i32, ptr, ...) @_Z11assert_failPKcS0_jS0_10RedexErrorS0_z(ptr noundef nonnull @.str.42, ptr noundef nonnull @.str.18, i32 noundef 651, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN6IRList21remove_branch_targetsEP13IRInstruction, i32 noundef 2, ptr noundef nonnull @.str.43) #7
  unreachable

9:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #8
  call void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE5beginEv(ptr dead_on_unwind nonnull writable sret(%"class.boost::intrusive::list_iterator") align 8 %3, ptr noundef nonnull align 8 dereferenceable(24) %0)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #8
  call void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE3endEv(ptr dead_on_unwind nonnull writable sret(%"class.boost::intrusive::list_iterator") align 8 %4, ptr noundef nonnull align 8 dereferenceable(24) %0)
  %10 = call noundef zeroext i1 @_ZN5boost9intrusiveneERKNS0_13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEES9_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #8
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %23, %9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #8
  ret void

.lr.ph:                                           ; preds = %9, %23
  %11 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3)
  %12 = getelementptr inbounds i8, ptr %11, i64 16
  %13 = load i32, ptr %12, align 8, !tbaa !5
  %14 = icmp eq i32 %13, 4
  br i1 %14, label %15, label %23

15:                                               ; preds = %.lr.ph
  %16 = getelementptr inbounds i8, ptr %11, i64 24
  %17 = load ptr, ptr %16, align 8, !tbaa !14
  %18 = load ptr, ptr %17, align 8, !tbaa !15
  %19 = getelementptr inbounds i8, ptr %18, i64 24
  %20 = load ptr, ptr %19, align 8, !tbaa !14
  %21 = icmp eq ptr %20, %1
  br i1 %21, label %22, label %23

22:                                               ; preds = %15
  store i32 8, ptr %12, align 8, !tbaa !5
  call void @_ZdlPvm(ptr noundef nonnull %17, i64 noundef 16) #9
  br label %23

23:                                               ; preds = %15, %22, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #8
  call void @_ZN5boost9intrusive13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEppEi(ptr dead_on_unwind nonnull writable sret(%"class.boost::intrusive::list_iterator") align 8 %5, ptr noundef nonnull align 8 dereferenceable(8) %3, i32 noundef 0)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #8
  call void @_ZN5boost9intrusive9list_implINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEEmLb1EvE3endEv(ptr dead_on_unwind nonnull writable sret(%"class.boost::intrusive::list_iterator") align 8 %4, ptr noundef nonnull align 8 dereferenceable(24) %0)
  %24 = call noundef zeroext i1 @_ZN5boost9intrusiveneERKNS0_13list_iteratorINS0_8mhtraitsI15MethodItemEntryNS0_16list_member_hookIJEEEXadL_ZNS3_10list_hook_EEEEELb0EEES9_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #8
  br i1 %24, label %.lr.ph, label %._crit_edge, !llvm.loop !19
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin nounwind "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 = { noreturn "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 = { 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 = { 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 #5 = { 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 #6 = { 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 #7 = { noreturn }
attributes #8 = { nounwind }
attributes #9 = { builtin 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, !13, i64 16}
!6 = !{!"_ZTS15MethodItemEntry", !7, i64 0, !13, i64 16, !11, i64 24}
!7 = !{!"_ZTSN5boost9intrusive16list_member_hookIJEEE", !8, i64 0}
!8 = !{!"_ZTSN5boost9intrusive12generic_hookILNS0_10algo_typesE0ENS0_16list_node_traitsIPvEENS0_10member_tagELNS0_14link_mode_typeE1ELNS0_14base_hook_typeE0EEE", !9, i64 0}
!9 = !{!"_ZTSN5boost9intrusive9list_nodeIPvEE", !10, i64 0, !10, i64 8}
!10 = !{!"any pointer", !11, i64 0}
!11 = !{!"omnipotent char", !12, i64 0}
!12 = !{!"Simple C++ TBAA"}
!13 = !{!"_ZTS14MethodItemType", !11, i64 0}
!14 = !{!11, !11, i64 0}
!15 = !{!16, !10, i64 0}
!16 = !{!"_ZTS12BranchTarget", !10, i64 0, !17, i64 8, !18, i64 12}
!17 = !{!"_ZTS16BranchTargetType", !11, i64 0}
!18 = !{!"int", !11, i64 0}
!19 = distinct !{!19, !20}
!20 = !{!"llvm.loop.mustprogress"}


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