1 /*

     2  * Copyright (c) 2017, 2019, 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 package gc.concurrent_phase_control;

    25 

    26 /*

    27  * @test TestConcurrentPhaseControlCMS

    28  * @bug 8169517

    29  * @requires vm.gc.ConcMarkSweep & !vm.graal.enabled

    30  * @summary Verify CMS GC doesn't support WhiteBox concurrent phase control.

    31  * @key gc

    32  * @modules java.base

    33  * @library /test/lib /

    34  * @build sun.hotspot.WhiteBox

    35  * @run driver ClassFileInstaller sun.hotspot.WhiteBox

    36  *    sun.hotspot.WhiteBox$WhiteBoxPermission

    37  * @run main/othervm -XX:+UseConcMarkSweepGC

    38  *   -Xbootclasspath/a:.

    39  *   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI

    40  *   gc.concurrent_phase_control.TestConcurrentPhaseControlCMS

    41  */

    42 

    43 import gc.concurrent_phase_control.CheckUnsupported;

    44 

    45 public class TestConcurrentPhaseControlCMS {

    46 

    47     public static void main(String[] args) throws Exception {

    48         CheckUnsupported.check("CMS");

    49     }

    50 }