-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
if (receiver->elements()->map() ==
isolate()->heap()->non_strict_arguments_elements_map()) {
stub = non_strict_arguments_stub();
+ } else if (receiver->elements()->map() ==
+ isolate()->heap()->fixed_cow_array_map()) {
+ // Do nothing, just keep the generic stub.
} else if (!force_generic) {
if (key->IsSmi() && (target() != *non_strict_arguments_stub())) {
StubKind stub_kind = STORE_NO_TRANSITION;