1// Copyright 2014 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Flags: --allow-natives-syntax
6
7a = [1];
8b = [];
9a.__defineGetter__(0, function () {
10  b.length = 0xffffffff;
11});
12c = a.concat(b);
13for (var i = 0; i < 20; i++) {
14  assertEquals(undefined, (c[i]));
15}
16