Fix infinite loop in regress-opt-after-deopt.

src/runtime.cc

Index: src/runtime.cc
diff --git a/src/runtime.cc b/src/runtime.cc
index 081774f21a614d5ea61234735c7789098aa7da2c..1283daaa4cfcb10519ec3d71e3e6823da3d4d3c0 100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -8315,7 +8315,9 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_CompleteOptimization) {
   CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0);
   if (FLAG_parallel_recompilation && V8::UseCrankshaft()) {
     // While function is in optimization pipeline, it is marked with builtins.

[Hannes Payer (out of office), 2013/07/01 08:54:26]

Can we update the comment with the description you gave in the CL?

-    while (function->code()->kind() == Code::BUILTIN) {
+    while (function->IsMarkedForParallelRecompilation() ||
+           function->IsInRecompileQueue() ||
+           function->IsMarkedForInstallingRecompiledCode()) {
       isolate->optimizing_compiler_thread()->InstallOptimizedFunctions();
       OS::Sleep(50);
     }