Disable ParserSync test in GC stress mode for now.

test/cctest/test-parsing.cc

 // 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:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1220 matching lines @@
 
   const char* termination_data[] = {
     "",
     ";",
     "\n",
     ";\n",
     "\n;",
     NULL
   };
 
+  // TODO(mstarzinger): Disabled in GC stress mode for now, we should find the
+  // correct timeout for this and re-enable this test again.
+  if (i::FLAG_stress_compaction) return;
+
   v8::HandleScope handles(v8::Isolate::GetCurrent());
   v8::Persistent<v8::Context> context = v8::Context::New();
   v8::Context::Scope context_scope(context);
 
   int marker;
   i::Isolate::Current()->stack_guard()->SetStackLimit(
       reinterpret_cast<uintptr_t>(&marker) - 128 * 1024);
 
   for (int i = 0; context_data[i][0] != NULL; ++i) {
     for (int j = 0; statement_data[j] != NULL; ++j) {
@@ skipping 37 matching lines @@
       "  b = function() {    \n"
       "    01;               \n"
       "  };                  \n"
       "};                    \n";
   v8::Script::Compile(v8::String::New(script));
   CHECK(try_catch.HasCaught());
   v8::String::Utf8Value exception(try_catch.Exception());
   CHECK_EQ("SyntaxError: Octal literals are not allowed in strict mode.",
            *exception);
 }