text: /// Copyright (c) 2012 Ecma International.  All rights reserved. 
  /// Ecma International makes this code available under the terms and conditions set
  /// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
  /// "Use Terms").   Any redistribution of this code must retain the above 
  /// copyright and this notice and otherwise comply with the Use Terms.
  /**
   * @path ch15/15.4/15.4.4/15.4.4.15/15.4.4.15-8-b-i-3.js
   * @description Array.prototype.lastIndexOf - element to be retrieved is own data property that overrides an inherited data property on an Array
   */
  
  
  function testcase() {
          try {
              Array.prototype[0] = Object;
              return [Object.prototype].lastIndexOf(Object.prototype) === 0;
          } finally {
              delete Array.prototype[0];
          }
      }
  runTestCase(testcase);
  