| // Copyright 2016 the V8 project authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| for (var i = 0; i < 2000; i++) { | |
| Object.prototype['X'+i] = true; | |
| } | |
| var m = new Map(); | |
| m.set(Object.prototype, 23); | |
| var o = {}; | |
| m.set(o, 42); |