43 lines
1.5 KiB
Java
43 lines
1.5 KiB
Java
/*
|
|
* Copyright 2003 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 4949303
|
|
* @summary A method returning a raw type cannot override a method returning a generic type
|
|
* @author gafter
|
|
*
|
|
* @compile UncheckedCovariance.java
|
|
* @compile/fail -Xlint:unchecked -Werror UncheckedCovariance.java
|
|
*/
|
|
|
|
class UncheckedCovariance {
|
|
static class Box<T> { }
|
|
static class A {
|
|
Box<Integer> f() { return null; }
|
|
}
|
|
static class B extends A {
|
|
Box f() { return null; }
|
|
}
|
|
}
|