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 var a = [function(a) { return a+10; }, 29 function(a) { return a+20; }]; 30 a.__proto__.test = function(a) { return a+30; } 31 function f(i) { 32 return "r" + (1, a[i](i+1), a[i](i+2)); 33 } 34 35 assertEquals("r12", f(0)); 36 assertEquals("r12", f(0)); 37 assertEquals("r23", f(1)); 38 assertEquals("r23", f(1)); 39 40 // Deopt the stub. 41 assertEquals("rtest230", f("test")); 42 43 var a2 = [function(a) { return a+10; },, 44 function(a) { return a+20; }]; 45 a2.__proto__.test = function(a) { return a+30; } 46 function f2(i) { 47 return "r" + (1, a2[i](i+1), a2[i](i+2)); 48 } 49 50 assertEquals("r12", f2(0)); 51 assertEquals("r12", f2(0)); 52 assertEquals("r24", f2(2)); 53 assertEquals("r24", f2(2)); 54 55 // Deopt the stub. This will throw given that undefined is not a function. 56 assertThrows(function() { f2(1) }); 57
