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bug 517795 - followup to fix the issue 512046.

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This commit is contained in:
Igor Bukanov 2009-09-21 12:49:12 +04:00
parent ed88fddf07
commit 1e96fce476
1 changed files with 4 additions and 0 deletions
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4
js/src/jsiter.cpp
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@ -123,6 +123,10 @@ iterator_trace(JSTracer *trc, JSObject *obj)
* simplicity. * simplicity.
*/ */
JSObject *iterable = obj->getParent(); JSObject *iterable = obj->getParent();
if (!iterable) {
/* for (x in null) creates an iterator object with a null parent. */
return;
}
jsval iter_state = obj->fslots[JSSLOT_ITER_STATE]; jsval iter_state = obj->fslots[JSSLOT_ITER_STATE];
js_MarkEnumeratorState(trc, iterable, iter_state); js_MarkEnumeratorState(trc, iterable, iter_state);
} }