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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
 * 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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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
 * @test
 * @bug     6286112
 * @summary Wildcard cast problem
 * @compile -Xlint:unchecked -Werror T6286112.java
 */

public class T6286112 {
    public Object saveA (AbstractClass<?> busObj) {
        return (ConcreteClass) busObj;
    }
    abstract class AbstractClass<B> {}
    class ConcreteClass extends AbstractClass<String> {}
}