// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 11.13.2-41-s description: > Strict Mode - TypeError is thrown if The LeftHandSide of a Compound Assignment operator(>>>=) is a reference to an accessor property with the attribute value {[[Set]]:undefined} flags: [onlyStrict] includes: [runTestCase.js] ---*/ function testcase() { var obj = {}; Object.defineProperty(obj, "prop", { get: function () { return 11; }, set: undefined, enumerable: true, configurable: true }); try { obj.prop >>>= 20; return false; } catch (e) { return e instanceof TypeError && obj.prop === 11; } } runTestCase(testcase);