Avoid using full array literal boilerplate cloning for non-nested...

bleeding_edge/src/ia32/codegen-ia32.cc

Index: bleeding_edge/src/ia32/codegen-ia32.cc
===================================================================
--- bleeding_edge/src/ia32/codegen-ia32.cc	(revision 3488)
+++ bleeding_edge/src/ia32/codegen-ia32.cc	(working copy)
@@ -4443,10 +4443,13 @@
   // Clone the boilerplate object.
   int length = node->values()->length();
   Result clone;
-  if (node->depth() == 1 &&
-      length <= FastCloneShallowArrayStub::kMaximumLength) {
-    FastCloneShallowArrayStub stub(length);
-    clone = frame_->CallStub(&stub, 1);
+  if (node->depth() == 1) {
+    if (length <= FastCloneShallowArrayStub::kMaximumLength) {
+      FastCloneShallowArrayStub stub(length);
+      clone = frame_->CallStub(&stub, 1);
+    } else {
+      clone = frame_->CallRuntime(Runtime::kCloneShallowLiteralBoilerplate, 1);
+    }
   } else {
     clone = frame_->CallRuntime(Runtime::kCloneLiteralBoilerplate, 1);
   }