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Unified Diff: src/heap/objects-visiting-inl.h

Issue 1163073002: Replace ad-hoc weakness in prototype transitions with WeakCell. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix crash Created 5 years, 6 months ago
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Index: src/heap/objects-visiting-inl.h
diff --git a/src/heap/objects-visiting-inl.h b/src/heap/objects-visiting-inl.h
index 3ef51866b6341715e424292e44a6c68a06356cc8..4133e22f732f2ab0815e21b8654e4a766b7138da 100644
--- a/src/heap/objects-visiting-inl.h
+++ b/src/heap/objects-visiting-inl.h
@@ -601,13 +601,8 @@ void StaticMarkingVisitor<StaticVisitor>::MarkTransitionArray(
if (!StaticVisitor::MarkObjectWithoutPush(heap, transitions)) return;
if (transitions->HasPrototypeTransitions()) {
- // Mark prototype transitions array but do not push it onto marking
- // stack, this will make references from it weak. We will clean dead
- // prototype transitions in ClearNonLiveReferences.
- Object** slot = transitions->GetPrototypeTransitionsSlot();
- HeapObject* obj = HeapObject::cast(*slot);
- heap->mark_compact_collector()->RecordSlot(slot, slot, obj);
- StaticVisitor::MarkObjectWithoutPush(heap, obj);
+ StaticVisitor::VisitPointer(heap,
+ transitions->GetPrototypeTransitionsSlot());
}
int num_transitions = TransitionArray::NumberOfTransitions(transitions);
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