test/hotspot/jtreg/compiler/c2/Test6646019.java
author shade
Fri, 08 Jun 2018 11:41:43 +0200
changeset 50463 929cd9246fc9
parent 47216 71c04702a3d5
permissions -rw-r--r--
8204479: Bitwise AND on byte value sometimes produces wrong result Reviewed-by: kvn, thartmann

/*
 * Copyright (c) 2008, 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 6646019
 * @summary array subscript expressions become top() with -d64
 *
 * @run main/othervm -Xcomp
 *      -XX:CompileCommand=compileonly,compiler.c2.Test6646019::test
 *      compiler.c2.Test6646019
*/

package compiler.c2;

public class Test6646019 {
    final static int i = 2076285318;
    long l = 2;
    short s;

    public static void main(String[] args) {
        Test6646019 t = new Test6646019();
        try {
            t.test();
        } catch (Throwable e) {
            if (t.l != 5) {
                System.out.println("Fails: " + t.l + " != 5");
            }
        }
    }

    private void test() {
        l = 5;
        l = (new short[(byte) -2])[(byte) (l = i)];
    }
}