duke@1: /*
duke@1:  * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
duke@1:  * published by the Free Software Foundation.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
duke@1:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@1:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@1:  * have any questions.
duke@1:  */
duke@1: 
duke@1: /*
duke@1:  * @test
duke@1:  * @summary Test subtyping for wildcards with related type bounds.
duke@1:  *
darcy@289:  * @compile/fail  AssignmentDifferentTypes4.java
duke@1:  */
duke@1: 
duke@1: public class AssignmentDifferentTypes4 {
duke@1: 
duke@1:     public static void main(String[] args) {
duke@1:         Ref<Der> derexact = null;
duke@1:         Ref<Base> baseexact = null;
duke@1:         Ref<? extends Der> derext = null;
duke@1:         Ref<? extends Base> baseext = null;
duke@1:         Ref<? super Der> dersuper = null;
duke@1:         Ref<? super Base> basesuper = null;
duke@1: 
duke@1:         derext = baseext;       // <<fail>> <? extends Der> = <? extends Base>
duke@1:     }
duke@1: }
duke@1: 
duke@1: class Ref<T> {}
duke@1: class Base {}
duke@1: class Der extends Base {}