11e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// Copyright 2011 the V8 project authors. All rights reserved. 21e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// Redistribution and use in source and binary forms, with or without 31e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// modification, are permitted provided that the following conditions are 41e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// met: 51e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// 61e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// * Redistributions of source code must retain the above copyright 71e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// notice, this list of conditions and the following disclaimer. 81e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// * Redistributions in binary form must reproduce the above 91e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// copyright notice, this list of conditions and the following 101e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// disclaimer in the documentation and/or other materials provided 111e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// with the distribution. 121e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// * Neither the name of Google Inc. nor the names of its 131e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// contributors may be used to endorse or promote products derived 141e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// from this software without specific prior written permission. 151e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// 161e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 171e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 181e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 191e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 201e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 211e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 221e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 231e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 241e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 251e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 261e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 271e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 283fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// Regression test for a crash. A data property in the global object's 293fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// prototype shadowed by a setter in the global object's prototype's 303fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch// prototype would crash or assert when seen by Runtime_DeclareContextSlot. 313fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdochvar called = false; 323fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochObject.prototype.__defineSetter__('x', function(x) { called = true; }); 333fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochObject.prototype.__defineGetter__('x', function () { return 0; }); 341e0659c275bb392c045087af4f6b0d7565cb3d77Steve Block 353fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdochthis.__proto__ = { x: 1 }; 36e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen Murdoch 373fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdochtry { fail; } catch (e) { eval('const x = 2'); } 383fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdoch 393fb3ca8c7ca439d408449a395897395c0faae8d1Ben Murdochvar o = Object.getOwnPropertyDescriptor(this, 'x'); 403fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochassertFalse(called); 413fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochassertEquals(2, o.value); 423fb3ca8c7ca439d408449a395897395c0faae8d1Ben MurdochassertEquals(false, o.writable); 43