JSTests/test262/test/language/function-code/10.4.3-1-103.js

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

/*---
es5id: 10.4.3-1-103
description: >
    Non strict mode should ToObject thisArg if not an object.
    Abstract equality operator should succeed.
---*/

  Object.defineProperty(Object.prototype, "x", { get: function () { return this; } }); 

assert.sameValue((5).x == 0, false, '(5).x == 0');
assert((5).x == 5, '(5).x == 5');