1// Copyright 2013 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28this.__proto__ = null; 29this.x = 10; 30delete this.x; 31 32function s(v) { 33 return v.x = 1; 34} 35 36function s_strict(v) { 37 "use strict"; 38 return v.x = 1; 39} 40 41function c() { 42 var o = {__proto__:this}; 43 return o; 44} 45 46var o1 = c(); 47var o2 = c(); 48var o1_strict = c(); 49var o2_strict = c(); 50var o3 = c(); 51var o4 = c(); 52 53// Initialize the store IC. 54s(o1); 55s(o2); 56s_strict(o1_strict); 57s_strict(o2_strict); 58 59Object.defineProperty(this, "x", {writable:false, configurable:true}); 60 61// Verify that directly setting x fails. 62o3.x = 1; 63assertEquals(undefined, o3.x); 64 65// Verify that setting x through the IC fails. 66assertThrows("s_strict(o4)", TypeError); 67s(o4); 68assertEquals(undefined, o4.x); 69