TestArrayCopyCheckCast.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 *
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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
 * accompanied this code).
 *
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 * 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 TestArrayCopyCheckCast
 * @requires vm.gc.Shenandoah
 *
 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:TieredStopAtLevel=0 -Xmx16m TestArrayCopyCheckCast
 */
public class TestArrayCopyCheckCast {

    static class Foo {}
    static class Bar {}

    public static void main(String[] args) throws Exception {
        try {
            Object[] array1 = new Object[1];
            array1[0] = new Bar();
            Foo[] array2 = new Foo[1];
            System.arraycopy(array1, 0, array2, 0, 1);
            throw new RuntimeException();
        } catch (ArrayStoreException ex) {
            // expected
        }
    }

}