Version 3.9.21

Fixed push-to-trunk script (and re-push).

Added API call that identifies strings that are guaranteed only to contain ASCII characters.

git-svn-id: http://v8.googlecode.com/svn/trunk@11082 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/full-codegen.cc b/src/full-codegen.cc
index f77c82d..d963979 100644
--- a/src/full-codegen.cc
+++ b/src/full-codegen.cc
@@ -313,7 +313,8 @@
 
   Code::Flags flags = Code::ComputeFlags(Code::FUNCTION);
   Handle<Code> code = CodeGenerator::MakeCodeEpilogue(&masm, flags, info);
-  code->set_optimizable(info->IsOptimizable());
+  code->set_optimizable(info->IsOptimizable() &&
+                        !info->function()->flags()->Contains(kDontOptimize));
   code->set_self_optimization_header(cgen.has_self_optimization_header_);
   cgen.PopulateDeoptimizationData(code);
   cgen.PopulateTypeFeedbackInfo(code);