1/*
2 * Copyright (c) 2009, 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 6866651
27 * @summary delay dead node elimination in set_req_X to prevent killing the current node when it is in use
28 *
29 * @run main compiler.c2.Test6866651
30 */
31
32package compiler.c2;
33
34public class Test6866651 {
35
36    static int sum() {
37        int s = 0;
38        for (int x = 1, y = 0; x != 0; x++, y--) {
39            s ^= y;
40        }
41        return s;
42    }
43
44    public static void main(final String[] args) {
45        for (int k = 0; k < 2; k++) {
46            System.err.println(String.valueOf(sum()));
47        }
48    }
49}
50