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fpizlo@apple.com authored
https://bugs.webkit.org/show_bug.cgi?id=112658 Reviewed by Mark Hahnenberg. Implemented by injecting a ToString(StringObject:@a) or ToString(StringOrStringObject:@a) prior to GetArrayLength with ArrayMode(Array::String) if @a is predicted StringObject or StringOrStringObject. * dfg/DFGFixupPhase.cpp: (JSC::DFG::FixupPhase::fixupNode): (JSC::DFG::FixupPhase::createToString): (FixupPhase): (JSC::DFG::FixupPhase::attemptToForceStringArrayModeByToStringConversion): (JSC::DFG::FixupPhase::convertStringAddUse): git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146247 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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