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 28// Flags: --allow-natives-syntax 29 30var g1 = { a:1 } 31 32function load() { 33 return g1.a; 34} 35 36assertEquals(1, load()); 37assertEquals(1, load()); 38%OptimizeFunctionOnNextCall(load); 39assertEquals(1, load()); 40delete g1.a; 41assertEquals(undefined, load()); 42 43var g2 = { a:2 } 44 45function load2() { 46 return g2.a; 47} 48 49assertEquals(2, load2()); 50assertEquals(2, load2()); 51%OptimizeFunctionOnNextCall(load2); 52assertEquals(2, load2()); 53g2.b = 10; 54g2.a = 5; 55assertEquals(5, load2()); 56 57var g3 = { a:2, b:9, c:1 } 58 59function store(v) { 60 g3.a = v; 61 return g3.a; 62} 63 64assertEquals(5, store(5)); 65assertEquals(8, store(8)); 66%OptimizeFunctionOnNextCall(store); 67assertEquals(10, store(10)); 68delete g3.c; 69store(7); 70assertEquals({a:7, b:9}, g3); 71