JSTests/test262/test/language/expressions/delete/11.4.1-5-a-28-s.js

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

/*---
es5id: 11.4.1-5-a-28-s
description: Strict Mode - TypeError is not thrown when deleting RegExp.length
---*/

    var a = new RegExp();
    var b = delete RegExp.length;