text: // Copyright (c) 2012 Ecma International.  All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  
  /*---
  es5id: 15.2.3.7-6-a-258
  description: >
      Object.defineProperties - 'O' is an Array, 'P' is an array index
      named property that already exists on 'O' is accessor property and
      'desc' is accessor descriptor, test setting the [[Set]] attribute
      value of 'P' as undefined  (15.4.5.1 step 4.c)
  includes: [propertyHelper.js]
  ---*/
  
  
  var arr = [];
  
  Object.defineProperty(arr, "0", {
      set: function () { },
      configurable: true
  });
  
  Object.defineProperties(arr, {
      "0": {
          set: undefined
      }
  });
  verifyNotEnumerable(arr, "0");
  
  verifyConfigurable(arr, "0");
  