src/hydrogen-instructions.cc - Issue 7003109: Merge r8237 to V8 3.3 branch. Fix bug v8:1434, optimized compare of undefined can fail.

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Unified Diff: src/hydrogen-instructions.cc

Issue 7003109: Merge r8237 to V8 3.3 branch. Fix bug v8:1434, optimized compare of undefined can fail. (Closed) Base URL: http://v8.googlecode.com/svn/branches/3.3/

Patch Set: '' Created 9 years, 6 months ago

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Index: src/hydrogen-instructions.cc

===================================================================

--- src/hydrogen-instructions.cc (revision 8253)

+++ src/hydrogen-instructions.cc (working copy)

@@ -1231,6 +1231,10 @@

if (r.IsTagged()) {

SetAllSideEffects();

ClearFlag(kUseGVN);

+ } else if (r.IsDouble()) {

+ SetFlag(kDeoptimizeOnUndefined);

+ ClearAllSideEffects();

+ SetFlag(kUseGVN);

} else {

ClearAllSideEffects();

SetFlag(kUseGVN);

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