156454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org// Copyright 2012 the V8 project authors. All rights reserved.
23c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// Redistribution and use in source and binary forms, with or without
33c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// modification, are permitted provided that the following conditions are
43c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// met:
53c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//
63c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//     * Redistributions of source code must retain the above copyright
73c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//       notice, this list of conditions and the following disclaimer.
83c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//     * Redistributions in binary form must reproduce the above
93c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//       copyright notice, this list of conditions and the following
103c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//       disclaimer in the documentation and/or other materials provided
113c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//       with the distribution.
123c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//     * Neither the name of Google Inc. nor the names of its
133c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//       contributors may be used to endorse or promote products derived
143c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//       from this software without specific prior written permission.
153c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org//
163c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
173c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
183c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
193c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
203c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
213c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
223c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
233c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
243c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
253c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
263c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
273c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org
283c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// See: http://code.google.com/p/v8/issues/detail?id=1878
293c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org
303c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org// Flags: --allow-natives-syntax --expose_natives_as=natives
313c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.org
323c93e774a3c6dc64c4d10d9cc7d5e071f0e8a28esvenpanne@chromium.orgvar a = Array();
3356454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org
3456454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.orgfor (var i = 0; i < 1000; i++) {
3556454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org  var ai = natives.InternalArray(10000);
3656454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org  assertFalse(%HaveSameMap(ai, a));
37830d30c478be03b0ac560f4002833ab141e41effsvenpanne@chromium.org  assertTrue(%HasFastObjectElements(ai));
3856454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org}
3956454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org
4056454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.orgfor (var i = 0; i < 1000; i++) {
4156454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org  var ai = new natives.InternalArray(10000);
4256454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org  assertFalse(%HaveSameMap(ai, a));
43830d30c478be03b0ac560f4002833ab141e41effsvenpanne@chromium.org  assertTrue(%HasFastObjectElements(ai));
4456454717593e7552d6846198b8e0f661fa36a3cayangguo@chromium.org}
45