| /* |
| * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 6866651 |
| * @summary delay dead node elimination in set_req_X to prevent killing the current node when it is in use |
| * |
| * @run main compiler.c2.Test6866651 |
| */ |
| |
| package compiler.c2; |
| |
| public class Test6866651 { |
| |
| static int sum() { |
| int s = 0; |
| for (int x = 1, y = 0; x != 0; x++, y--) { |
| s ^= y; |
| } |
| return s; |
| } |
| |
| public static void main(final String[] args) { |
| for (int k = 0; k < 2; k++) { |
| System.err.println(String.valueOf(sum())); |
| } |
| } |
| } |