Index: src/objects.cc |
diff --git a/src/objects.cc b/src/objects.cc |
index d32450d97acd84a57176495ce19a2204659dd349..5cf5b41d7205b8299061835a431acefcfd97fa4b 100644 |
--- a/src/objects.cc |
+++ b/src/objects.cc |
@@ -1327,6 +1327,7 @@ Maybe<bool> Object::HasInPrototypeChain(Isolate* isolate, Handle<Object> object, |
Handle<Object> proto) { |
PrototypeIterator iter(isolate, object, PrototypeIterator::START_AT_RECEIVER); |
while (true) { |
+ if (!iter.HasAccess()) return Just<bool>(false); |
if (!iter.AdvanceFollowingProxies()) return Nothing<bool>(); |
if (iter.IsAtEnd()) return Just(false); |
if (iter.IsAtEnd(proto)) return Just(true); |