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