; LLVM IR from opset/openset :: src/attributes.ll (ZN7openset2db10AttributesD2Ev)

; 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.robin_hood::detail::unordered_map<true, 80, openset::db::attr_key_s, openset::db::Attr_s *, robin_hood::hash<openset::db::attr_key_s>, std::equal_to<openset::db::attr_key_s>>::Iter" = type { ptr, ptr }
%"class.openset::db::Attributes" = type <{ %"class.robin_hood::detail::unordered_map", %"class.robin_hood::detail::unordered_map.292", ptr, ptr, ptr, i32, [4 x i8] }>
%"class.robin_hood::detail::unordered_map" = type { ptr, ptr, i64, i64, i64, i32, i32 }
%"class.robin_hood::detail::unordered_map.292" = type { ptr, ptr, i64, i64, i64, i32, i32 }
%"struct.robin_hood::pair" = type { %"struct.openset::db::attr_key_s", ptr }
%"struct.openset::db::attr_key_s" = type <{ i32, i64 }>

; 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 nounwind uwtable
define dso_local void @_ZN7openset2db10AttributesD2Ev(ptr noundef nonnull align 8 dereferenceable(124) %0) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca %"class.robin_hood::detail::unordered_map<true, 80, openset::db::attr_key_s, openset::db::Attr_s *, robin_hood::hash<openset::db::attr_key_s>, std::equal_to<openset::db::attr_key_s>>::Iter", align 8
  %5 = alloca %"class.robin_hood::detail::unordered_map<true, 80, openset::db::attr_key_s, openset::db::Attr_s *, robin_hood::hash<openset::db::attr_key_s>, std::equal_to<openset::db::attr_key_s>>::Iter", align 8
  %6 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %7 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %8 = getelementptr inbounds %"class.openset::db::Attributes", ptr %7, i32 0, i32 0
  store ptr %8, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %4) #5
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = invoke { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %9)
          to label %11 unwind label %42

11:                                               ; preds = %1
  %12 = getelementptr inbounds { ptr, ptr }, ptr %4, i32 0, i32 0
  %13 = extractvalue { ptr, ptr } %10, 0
  store ptr %13, ptr %12, align 8
  %14 = getelementptr inbounds { ptr, ptr }, ptr %4, i32 0, i32 1
  %15 = extractvalue { ptr, ptr } %10, 1
  store ptr %15, ptr %14, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %5) #5
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = invoke { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %16)
          to label %18 unwind label %42

18:                                               ; preds = %11
  %19 = getelementptr inbounds { ptr, ptr }, ptr %5, i32 0, i32 0
  %20 = extractvalue { ptr, ptr } %17, 0
  store ptr %20, ptr %19, align 8
  %21 = getelementptr inbounds { ptr, ptr }, ptr %5, i32 0, i32 1
  %22 = extractvalue { ptr, ptr } %17, 1
  store ptr %22, ptr %21, align 8
  br label %23

23:                                               ; preds = %37, %18
  %24 = call noundef zeroext i1 @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEneILb0EEEbRKNSC_IXT_EEE(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull align 8 dereferenceable(16) %5) #5
  br i1 %24, label %26, label %25

25:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  br label %39

26:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %27 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(16) %4)
          to label %28 unwind label %42

28:                                               ; preds = %26
  store ptr %27, ptr %6, align 8, !tbaa !5
  %29 = invoke noundef nonnull align 8 dereferenceable(48) ptr @_ZN7PoolMem7getPoolEv()
          to label %30 unwind label %42

30:                                               ; preds = %28
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = getelementptr inbounds %"struct.robin_hood::pair", ptr %31, i32 0, i32 1
  %33 = load ptr, ptr %32, align 8, !tbaa !9
  invoke void @_ZN7PoolMem7freePtrEPv(ptr noundef nonnull align 8 dereferenceable(48) %29, ptr noundef %33)
          to label %34 unwind label %42

34:                                               ; preds = %30
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = getelementptr inbounds %"struct.robin_hood::pair", ptr %35, i32 0, i32 1
  store ptr null, ptr %36, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %37

37:                                               ; preds = %34
  %38 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(16) %4) #5
  br label %23

39:                                               ; preds = %25
  %40 = getelementptr inbounds %"class.openset::db::Attributes", ptr %7, i32 0, i32 1
  call void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sESt6vectorINS3_14Attr_changes_sESaIS6_EENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %40) #5
  %41 = getelementptr inbounds %"class.openset::db::Attributes", ptr %7, i32 0, i32 0
  call void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %41) #5
  ret void

42:                                               ; preds = %30, %28, %26, %11, %1
  %43 = landingpad { ptr, i32 }
          catch ptr null
  %44 = extractvalue { ptr, i32 } %43, 0
  call void @__clang_call_terminate(ptr %44) #6
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEneILb0EEEbRKNSC_IXT_EEE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(48) ptr @_ZN7PoolMem7getPoolEv() #2 align 2

declare void @_ZN7PoolMem7freePtrEPv(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sESt6vectorINS3_14Attr_changes_sESaIS6_EENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { noinline noreturn nounwind uwtable "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 = { "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 = { nounwind }
attributes #6 = { noreturn 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, !6, i64 16}
!10 = !{!"_ZTSN10robin_hood4pairIN7openset2db10attr_key_sEPNS2_6Attr_sEEE", !11, i64 0, !6, i64 16}
!11 = !{!"_ZTSN7openset2db10attr_key_sE", !12, i64 0, !13, i64 4}
!12 = !{!"int", !7, i64 0}
!13 = !{!"long", !7, i64 0}


; 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.robin_hood::detail::unordered_map<true, 80, openset::db::attr_key_s, openset::db::Attr_s *, robin_hood::hash<openset::db::attr_key_s>, std::equal_to<openset::db::attr_key_s>>::Iter" = 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 nounwind uwtable
define dso_local void @_ZN7openset2db10AttributesD2Ev(ptr noundef nonnull align 8 dereferenceable(124) %0) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.robin_hood::detail::unordered_map<true, 80, openset::db::attr_key_s, openset::db::Attr_s *, robin_hood::hash<openset::db::attr_key_s>, std::equal_to<openset::db::attr_key_s>>::Iter", align 8
  %3 = alloca %"class.robin_hood::detail::unordered_map<true, 80, openset::db::attr_key_s, openset::db::Attr_s *, robin_hood::hash<openset::db::attr_key_s>, std::equal_to<openset::db::attr_key_s>>::Iter", align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %2) #5
  %4 = invoke { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %0)
          to label %5 unwind label %.loopexit.split-lp

5:                                                ; preds = %1
  %6 = extractvalue { ptr, ptr } %4, 0
  store ptr %6, ptr %2, align 8
  %7 = getelementptr inbounds i8, ptr %2, i64 8
  %8 = extractvalue { ptr, ptr } %4, 1
  store ptr %8, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #5
  %9 = tail call { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %0)
  %10 = extractvalue { ptr, ptr } %9, 0
  store ptr %10, ptr %3, align 8
  %11 = getelementptr inbounds i8, ptr %3, i64 8
  %12 = extractvalue { ptr, ptr } %9, 1
  store ptr %12, ptr %11, align 8
  %13 = call noundef zeroext i1 @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEneILb0EEEbRKNSC_IXT_EEE(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 8 dereferenceable(16) %3) #5
  br i1 %13, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %20, %5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %2) #5
  %14 = getelementptr inbounds i8, ptr %0, i64 48
  call void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sESt6vectorINS3_14Attr_changes_sESaIS6_EENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %14) #5
  call void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #5
  ret void

.lr.ph:                                           ; preds = %5, %20
  %15 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(16) %2)
  %16 = invoke noundef nonnull align 8 dereferenceable(48) ptr @_ZN7PoolMem7getPoolEv()
          to label %17 unwind label %.loopexit

17:                                               ; preds = %.lr.ph
  %18 = getelementptr inbounds i8, ptr %15, i64 16
  %19 = load ptr, ptr %18, align 8, !tbaa !5
  invoke void @_ZN7PoolMem7freePtrEPv(ptr noundef nonnull align 8 dereferenceable(48) %16, ptr noundef %19)
          to label %20 unwind label %.loopexit

20:                                               ; preds = %17
  store ptr null, ptr %18, align 8, !tbaa !5
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(16) %2) #5
  %22 = call noundef zeroext i1 @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEneILb0EEEbRKNSC_IXT_EEE(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 8 dereferenceable(16) %3) #5
  br i1 %22, label %.lr.ph, label %._crit_edge

.loopexit:                                        ; preds = %.lr.ph, %17
  %lpad.loopexit = landingpad { ptr, i32 }
          catch ptr null
  br label %23

.loopexit.split-lp:                               ; preds = %1
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          catch ptr null
  br label %23

23:                                               ; preds = %.loopexit.split-lp, %.loopexit
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  %24 = extractvalue { ptr, i32 } %lpad.phi, 0
  call void @__clang_call_terminate(ptr %24) #6
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, ptr } @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEneILb0EEEbRKNSC_IXT_EEE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(48) ptr @_ZN7PoolMem7getPoolEv() local_unnamed_addr #2 align 2

declare void @_ZN7PoolMem7freePtrEPv(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EE4IterILb0EEppEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sESt6vectorINS3_14Attr_changes_sESaIS6_EENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10robin_hood6detail13unordered_mapILb1ELm80EN7openset2db10attr_key_sEPNS3_6Attr_sENS_4hashIS4_EESt8equal_toIS4_EED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { noinline noreturn nounwind uwtable "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 = { "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 = { nounwind }
attributes #6 = { noreturn 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, !12, i64 16}
!6 = !{!"_ZTSN10robin_hood4pairIN7openset2db10attr_key_sEPNS2_6Attr_sEEE", !7, i64 0, !12, i64 16}
!7 = !{!"_ZTSN7openset2db10attr_key_sE", !8, i64 0, !11, i64 4}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"long", !9, i64 0}
!12 = !{!"any pointer", !9, i64 0}


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