T6273455.java

/*
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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,
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/*
 * @test
 * @bug     6273455
 * @summary Stack overflow in Types.java:347
 * @compile T6273455.java
 */

import java.util.*;

public class T6273455<T extends Comparable<? super T>> {

    abstract class Group<E extends Comparable<? super E>>
        extends ArrayList<E>
        implements Comparable<Group<? extends E>> {}

    abstract class Sequence<E extends Comparable<? super E>>
        extends TreeSet<E>
        implements Comparable<Sequence<? extends E>> {}

    public void containsCombination(SortedSet<Group<T>> groups,
                                    SortedSet<Sequence<T>> sequences) {
        foo(groups, sequences);
    }

    <C extends Collection<T>> void foo(SortedSet<? extends C> setToCheck,
                                       SortedSet<? extends C> validSet) {}

}