// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1.  Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
// 2.  Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
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//
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// Flags: --allow-natives-syntax --turbofan

if (isNeverOptimizeLiteMode()) {
  print("Warning: skipping test that requires optimization in Lite mode.");
  testRunner.quit(0);
}

(function ArgumentsObjectChange() {
  function f(x) {
    x = 42;
    return f.arguments[0];
  };
  %PrepareFunctionForOptimization(f);
  %EnsureFeedbackVectorForFunction(f);
  f(0);
  %OptimizeFunctionOnNextCall(f);
  assertEquals(42, f(0));
})();