src/ast.cc - Issue 9722041: Insert explicit deoptimization for named loads that have "uninitialized" type feedback.

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Unified Diff: src/ast.cc

Issue 9722041: Insert explicit deoptimization for named loads that have "uninitialized" type feedback. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/

Patch Set: Created 8 years, 9 months ago

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Index: src/ast.cc

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

--- src/ast.cc (revision 11076)

+++ src/ast.cc (working copy)

@@ -399,6 +399,9 @@

void Property::RecordTypeFeedback(TypeFeedbackOracle* oracle) {

// Record type feedback from the oracle in the AST.

+ is_uninitialized_ = oracle->LoadIsUninitialized(this);

+ if (is_uninitialized_) return;

is_monomorphic_ = oracle->LoadIsMonomorphicNormal(this);

receiver_types_.Clear();

if (key()->IsPropertyName()) {

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