// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.4.4.21-9-10
description: >
    Array.prototype.reduce called with an initial value doesn't
    consider new elements added to array after it is called
---*/

  function callbackfn(prevVal, curVal, idx, obj) {
    arr[5] = 6;
    arr[2] = 3;   
    return prevVal + curVal;
  }

  var arr = [1,2,,4,'5'];

assert.sameValue(arr.reduce(callbackfn, ""), "12345", 'arr.reduce(callbackfn, "")');
