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Unified Diff: src/builtins.cc

Issue 6460038: Version 3.1.3.... (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: Created 9 years, 10 months ago
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Index: src/builtins.cc
===================================================================
--- src/builtins.cc (revision 6703)
+++ src/builtins.cc (working copy)
@@ -368,7 +368,9 @@
array_proto = JSObject::cast(array_proto->GetPrototype());
ASSERT(array_proto->elements() == Heap::empty_fixed_array());
// Object.prototype
- array_proto = JSObject::cast(array_proto->GetPrototype());
+ Object* proto = array_proto->GetPrototype();
+ if (proto == Heap::null_value()) return false;
+ array_proto = JSObject::cast(proto);
if (array_proto != global_context->initial_object_prototype()) return false;
if (array_proto->elements() != Heap::empty_fixed_array()) return false;
ASSERT(array_proto->GetPrototype()->IsNull());
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