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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

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 * 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

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 *

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/**

 * @test GuardShrinkWarning

 * @summary Remove warning about CMS generation shrinking.

 * @bug 8012111

 * @key gc

 * @key regression

 * @library /testlibrary

 * @modules java.base/sun.misc

 *          java.management

 * @run main/othervm GuardShrinkWarning

 * @author jon.masamitsu@oracle.com

 */

import jdk.test.lib.*;

public class GuardShrinkWarning {

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

    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

      "-showversion",

      "-XX:+UseConcMarkSweepGC",

      "-XX:+ExplicitGCInvokesConcurrent",

      "GuardShrinkWarning$SystemGCCaller"

      );

    OutputAnalyzer output = new OutputAnalyzer(pb.start());

    output.shouldNotContain("Shrinking of CMS not yet implemented");

    output.shouldNotContain("error");

    output.shouldHaveExitValue(0);

  }

  static class SystemGCCaller {

    public static void main(String [] args) {

      System.gc();

    }

  }

}