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 ch15/15.4/15.4.4/15.4.4.22/15.4.4.22-4-5.js
   * @description Array.prototype.reduceRight throws TypeError if callbackfn is number
   */
  
  
  function testcase() {
  
    var arr = new Array(10);
    try {
      arr.reduceRight(5);    
    }
    catch(e) {
      if(e instanceof TypeError)
        return true;  
    }
  
   }
  runTestCase(testcase);
  