Implement KeyedStoreICs to grow arrays on out-of-bound stores.

src/ic-inl.h

Index: src/ic-inl.h
diff --git a/src/ic-inl.h b/src/ic-inl.h
index 56cea817600c29748fc0e9cd9e0037d3b70cd20d..b8c7e8d8570d0475249fb92c29440d85d8bdcd52 100644
--- a/src/ic-inl.h
+++ b/src/ic-inl.h
@@ -1,4 +1,4 @@
-// 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:
@@ -83,7 +83,8 @@ void IC::SetTargetAtAddress(Address address, Code* target) {
   Code* old_target = GetTargetAtAddress(address);
   if (old_target->kind() == Code::STORE_IC ||
       old_target->kind() == Code::KEYED_STORE_IC) {
-    ASSERT(old_target->extra_ic_state() == target->extra_ic_state());
+    ASSERT(Code::GetStrictMode(old_target->extra_ic_state()) ==
+           Code::GetStrictMode(target->extra_ic_state()));
   }
 #endif
   Assembler::set_target_address_at(address, target->instruction_start());