T6450290.java revision 26
/*
* Copyright 2004-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
/*
* @test
* @bug 6450290
* @summary Capture of nested wildcards causes type error
* @author Maurizio Cimadamore
* @compile/fail T6450290.java
*/
public class T6450290 {
static class Box<X extends Box<?,?>, T extends X> {
T value;
Box<X, T> same;
}
static class A extends Box<A,A> {}
static class B extends Box<B,B> {}
public static void main(String[] args) {
Box<?,?> b = new Box<Box<A,A>,Box<A,A>>();
b.value.same = new Box<B,B>(); //javac misses this bad assignment
}
}