1/* 2 * Copyright (c) 2009, 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 * @test 26 * @bug 6795161 27 * @summary Escape analysis leads to data corruption 28 * 29 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -Xcomp -XX:+DoEscapeAnalysis 30 * -XX:CompileCommand=compileonly,compiler.escapeAnalysis.cr6795161.Test::* 31 * compiler.escapeAnalysis.cr6795161.Test 32 */ 33 34package compiler.escapeAnalysis.cr6795161; 35 36class Test_Class_1 { 37 static String var_1; 38 39 static void badFunc(int size) 40 { 41 try { 42 for (int i = 0; i < 1; (new byte[size-i])[0] = 0, i++) {} 43 } catch (Exception e) { 44 // don't comment it out, it will lead to correct results ;) 45 //System.out.println("Got exception: " + e); 46 } 47 } 48} 49 50public class Test { 51 static String var_1_copy = Test_Class_1.var_1; 52 53 static byte var_check; 54 55 public static void main(String[] args) 56 { 57 var_check = 1; 58 59 Test_Class_1.badFunc(-1); 60 61 System.out.println("EATester.var_check = " + Test.var_check + " (expected 1)\n"); 62 } 63} 64 65