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