1 /* 2 * Copyright (c) 2010, 2014, 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 * JDK-8034055: delete on global object not properly guarded 26 * 27 * @test 28 * @run 29 */ 30 31 32 var global = this; 33 var x; 34 35 function test(defineGlobals) { 36 if (defineGlobals) { 37 global.x = 1; 38 global.y = 2; 39 } 40 try { 41 print(x); 42 print(y); 43 } catch (e) { 44 print(e); 45 } finally { 46 print(delete global.x); 47 print(delete global.y); 48 } 49 } 50 51 // Repeatedly set and delete global variables 52 test(true); 53 test(false); 54 test(true); 55 test(false);