Test6866651.java

/*
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 * 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.
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 */

/**
 * @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()));
        }
    }
}