src/runtime.cc - Issue 10909007: Sharing of descriptor arrays.

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Unified Diff: src/runtime.cc

Issue 10909007: Sharing of descriptor arrays. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Ensure descriptor arrays are not shared acrossed severed transition chains. Created 8 years, 3 months ago

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Index: src/runtime.cc

diff --git a/src/runtime.cc b/src/runtime.cc

index 48022b049c0790f18292984843e39aaa3872e9db..14650402bd8c41c9f1e3129540cb1ebdf1de0d69 100644

--- a/src/runtime.cc

+++ b/src/runtime.cc

@@ -2166,7 +2166,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_FunctionSetReadOnlyPrototype) {

// Construct a new field descriptor with updated attributes.

DescriptorArray* instance_desc = function->map()->instance_descriptors();

- int index = instance_desc->SearchWithCache(name);

+ int index = instance_desc->SearchWithCache(name, function->map());

ASSERT(index != DescriptorArray::kNotFound);

PropertyDetails details = instance_desc->GetDetails(index);