1 /* 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * NASHORN-703 26 * 27 * Self modifying assignments and ++/-- operators had two issues 28 * 1) the base was loaded twice 29 * 2) if the base was anything but an IdentNode, AccessNode or IndexNode and in the scope, it would 30 * only be evaluated once, leading to bytecode stack underflow 31 * 32 * This file is split into two tests as the presence of eval affects the whole script 33 * 34 * @test 35 * @run 36 */ 37 38 function template() { 39 this.count = 17; 40 eval(); 41 } 42 43 //self assignment to accessnode in scope 44 function test1() { 45 a.count++; 46 eval(); 47 } 48 49 function test2() { 50 a2[0].count++; 51 eval(); 52 } 53 54 function test3() { 55 a3[0]++; 56 eval(); 57 } 58 59 function test4() { 60 a4 *= 17; 61 eval(); 62 } 63 64 function test5() { 65 a5.count *= 17; 66 eval(); 67 } 68 69 function test6() { 70 a6[0].count *= 17; 71 eval(); 72 } 73 74 function test7() { 75 a7[0] *= 17; 76 eval(); 77 } 78 79 function tpl() { 80 return new template(); 81 } 82 83 function count() { 84 tpl().count++; 85 eval(); 86 } 87 88 var a = new template(); 89 test1(); 90 print(a.count); 91 92 var a2 = [new template()]; 93 test2(); 94 print(a2[0].count); 95 96 var a3 = [1]; 97 test3(); 98 print(a3); 99 100 var a4 = 4711; 101 test4(); 102 print(a4); 103 104 var a5 = new template(); 105 test5(); 106 print(a5.count); 107 108 var a6 = [new template()]; 109 test6(); 110 print(a6[0].count); 111 112 var a7 = [1]; 113 test7(); 114 print(a7[0]); 115 116 117 118 119 120 121 122