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 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

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 *

 * 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).

 *

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package jdk.jfr.event.runtime;

import sun.hotspot.WhiteBox;

import java.util.Objects;

import jdk.test.lib.Platform;

 * @test

 * @bug 8153324

 * @summary Verify instrumented Throwable bytecode by compiling it with C1.

 * @library /test/lib

 * @modules java.base/jdk.internal.misc

 *          java.management

 * @requires vm.compMode!="Xint"

 * @build  sun.hotspot.WhiteBox

 * @run main ClassFileInstaller sun.hotspot.WhiteBox

 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI

 *                   -Xbatch -XX:StartFlightRecording=dumponexit=true jdk.jfr.event.runtime.TestThrowableInstrumentation

 */

public class TestThrowableInstrumentation {

    private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();

    private static int COMP_LEVEL_SIMPLE = 1;

    private static boolean isTieredCompilationEnabled() {

        return Boolean.valueOf(Objects.toString(WHITE_BOX.getVMFlag("TieredCompilation")));

    }

    public static void main(String[] args) {

        // Compile Throwable::<clinit> with C1 (if available)

        if (!WHITE_BOX.enqueueInitializerForCompilation(java.lang.Throwable.class, COMP_LEVEL_SIMPLE)) {

          if (!Platform.isServer() || isTieredCompilationEnabled() || Platform.isEmulatedClient()) {

            throw new RuntimeException("Unable to compile Throwable::<clinit> with C1");

          }

        }

    }

}