AuroraMiddleware/v8
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[turbofan] Disable optimization of dynamic lookup slots.

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Note that this essentially disables optimization of "with" as well.

R=hablich@chromium.org
BUG=chromium:491897,chromium:491018
LOG=N

Review URL: https://codereview.chromium.org/1158343003

Cr-Commit-Position: refs/heads/master@{#28725}
This commit is contained in:
mstarzinger 2015-06-01 04:40:13 -07:00 committed by Commit bot
parent b14305c161
commit 7a70987531
1 changed files with 1 additions and 1 deletions
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2
src/ast-numbering.cc
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@ -155,7 +155,7 @@ void AstNumberingVisitor::VisitRegExpLiteral(RegExpLiteral* node) {
void AstNumberingVisitor::VisitVariableProxy(VariableProxy* node) {
IncrementNodeCount();
if (node->var()->IsLookupSlot()) {
DisableCrankshaft(kReferenceToAVariableWhichRequiresDynamicLookup);
DisableOptimization(kReferenceToAVariableWhichRequiresDynamicLookup);
}
ReserveFeedbackSlots(node);
node->set_base_id(ReserveIdRange(VariableProxy::num_ids()));