Index: src/ia32/stub-cache-ia32.cc |
diff --git a/src/ia32/stub-cache-ia32.cc b/src/ia32/stub-cache-ia32.cc |
index 51c3692e432bfb779d8e63b4e001efe1b4b9847d..f7c570aea82620a3a02b1b4738989aaa69b66ff7 100644 |
--- a/src/ia32/stub-cache-ia32.cc |
+++ b/src/ia32/stub-cache-ia32.cc |
@@ -890,7 +890,8 @@ void StubCompiler::GenerateStoreTransition(MacroAssembler* masm, |
ASSERT(object->IsJSGlobalProxy() || !object->IsAccessCheckNeeded()); |
// Perform map transition for the receiver if necessary. |
- if (object->map()->unused_property_fields() == 0) { |
+ if (details.type() == FIELD && |
+ object->map()->unused_property_fields() == 0) { |
// The properties must be extended before we can store the value. |
// We jump to a runtime call that extends the properties array. |
__ pop(scratch1); // Return address. |