/*

 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.

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

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * 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).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @ bug

 * @summary Positive regression test from odersky

 * @author odersky

 *

 * @compile  Test3.java

 */

class Test3 {

    interface I {}

    interface J {}

    static class C implements I, J {}

    static class D implements I, J {}

    interface Ord {}

    static C c = new C();

    static D d = new D();

    static <B extends Ord> List<B> nil() { return new List<B>(); }

    static <B extends I & J> B f(B x) { return x; }

    static <A> List<A> cons(A x, List<A> xs) { return xs.prepend(x); }

    static <A> Cell<A> makeCell(A x) { return new Cell<A>(x); }

    static <A> A id(A x) { return x; }

    public static void main(String[] args) {

        I i = f(c);

        J j = f(d);

        f(c);

        f(d);

    }

}