'use strict'; // Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.6-4-293-4 description: > Object.defineProperty - 'O' is an Arguments object of a function that has formal parameters, 'name' is own data property of 'O' which is also defined in [[ParameterMap]] of 'O', test TypeError is not thrown when updating the [[Value]] attribute value of 'name' which is defined as non-writable and configurable (10.6 [[DefineOwnProperty]] step 3 and step 5.b) includes: [propertyHelper.js] flags: [onlyStrict] ---*/ (function(a, b, c) { Object.defineProperty(arguments, "0", { value: 10, writable: false, }); Object.defineProperty(arguments, "0", { value: 20 }); if (a !== 0) { throw new Test262Error('Expected "a === 0", actually ' + a); } verifyProperty(arguments, "0", { value: 20, writable: false, enumerable: true, configurable: true, }); }(0, 1, 2)); reportCompare(0, 0);