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[INFER] FrameState::isEntryCopied shouldn't look at entries not on the stack, bug 640102.

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This commit is contained in:
Brian Hackett 2011-03-10 08:25:22 -08:00
parent fefd549185
commit 18571341e5
2 changed files with 4 additions and 1 deletions
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3
js/src/jit-test/tests/jaeger/bug640102.js Normal file
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@ -0,0 +1,3 @@
try {
eval("v>>([]=x)")
} catch (e) {}

2
js/src/methodjit/FrameState.cpp
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@ -216,7 +216,7 @@ FrameState::isEntryCopied(FrameEntry *fe) const
for (uint32 i = fe->trackerIndex() + 1; i < tracker.nentries; i++) {
FrameEntry *nfe = tracker[i];
if (nfe->isCopy() && nfe->copyOf() == fe)
if (nfe < sp && nfe->isCopy() && nfe->copyOf() == fe)
return true;
}