Land the Fan (disabled)

test/mjsunit/assert-opt-and-deopt.js

 // Copyright 2011 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 119 matching lines @@
  */
 OptTracker.prototype.DisableAsserts_ = function(func) {
   switch(%GetOptimizationStatus(func)) {
     case OptTracker.OptimizationState.YES:
     case OptTracker.OptimizationState.NO:
       return false;
     case OptTracker.OptimizationState.ALWAYS:
     case OptTracker.OptimizationState.NEVER:
       return true;
   }
-  return false;
+  return true;
 }
 // (End of class OptTracker.)
 
 // Example function used by the test below.
 function f(a) {
   return a+1;
 }
 
 var tracker = new OptTracker();
 tracker.CheckpointOptCount(f);
@@ skipping 23 matching lines @@
 // Let's trigger optimization for another type.
 for (var i = 0; i < 5; i++) f("a");
 
 %OptimizeFunctionOnNextCall(f);
 f("b");
 
 tracker.AssertOptCount(f, 2);
 tracker.AssertIsOptimized(f, true);
 tracker.AssertDeoptHappened(f, true);
 tracker.AssertDeoptCount(f, 1);