Test FeedbackVectorPreservedAcrossRecompiles needs crankshaft

test/cctest/test-compiler.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 298 matching lines @@
             v8::String::NewFromUtf8(CcTest::isolate(), "f")));
     CHECK_EQ(i, f->GetScriptLineNumber());
   }
 }
 
 
 TEST(FeedbackVectorPreservedAcrossRecompiles) {
   if (i::FLAG_always_opt || !i::FLAG_crankshaft) return;
   i::FLAG_allow_natives_syntax = true;
   CcTest::InitializeVM();
+  if (!CcTest::i_isolate()->use_crankshaft()) return;
   v8::HandleScope scope(CcTest::isolate());
 
   // Make sure function f has a call that uses a type feedback slot.
   CompileRun("function fun() {};"
              "fun1 = fun;"
              "function f(a) { a(); } f(fun1);");
 
   Handle<JSFunction> f =
       v8::Utils::OpenHandle(
           *v8::Handle<v8::Function>::Cast(
@@ skipping 98 matching lines @@
   CompileRun("function f() { a = 12345678 }; f();");
   CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f"));
   CompileRun("function f(x) { a = 12345678 + x}; f(1);");
   CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f"));
   CompileRun("function f(x) { var arguments = 1; x += 12345678}; f(1);");
   CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f"));
   CompileRun("function f(x) { var arguments = 1; x = 12345678}; f(1);");
   CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f"));
 }
 #endif