1// Copyright 2011 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 --smi-only-arrays 29 30function burn() { 31 var a = new Array(3); 32 a[0] = 10; 33 a[1] = 15.5; 34 a[2] = 20; 35 return a; 36} 37 38function check(a) { 39 assertEquals(10, a[0]); 40 assertEquals(15.5, a[1]); 41 assertEquals(20, a[2]); 42} 43 44var b; 45for (var i = 0; i < 3; ++i) { 46 b = burn(); 47 check(b); // all OK 48} 49%OptimizeFunctionOnNextCall(burn); 50b = burn(); 51check(b); // fails 52 53 54function loop_test(x) { 55 for (i=0;i<3;i++) { 56 x[i] = (i+1) * 0.5; 57 } 58} 59 60function check2(b) { 61 assertEquals(0.5, b[0]); 62 assertEquals(1.0, b[1]); 63 assertEquals(1.5, b[2]); 64} 65 66for (var i = 0; i < 3; ++i) { 67 b = [0,1,2]; 68 loop_test(b); 69 check2(b); 70} 71%OptimizeFunctionOnNextCall(loop_test); 72b = [0,1,2]; 73loop_test(b); 74check2(b); 75