mcimadamore@156: /*
ohair@554:  * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
mcimadamore@156:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
mcimadamore@156:  *
mcimadamore@156:  * This code is free software; you can redistribute it and/or modify it
mcimadamore@156:  * under the terms of the GNU General Public License version 2 only, as
mcimadamore@156:  * published by the Free Software Foundation.
mcimadamore@156:  *
mcimadamore@156:  * This code is distributed in the hope that it will be useful, but WITHOUT
mcimadamore@156:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
mcimadamore@156:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
mcimadamore@156:  * version 2 for more details (a copy is included in the LICENSE file that
mcimadamore@156:  * accompanied this code).
mcimadamore@156:  *
mcimadamore@156:  * You should have received a copy of the GNU General Public License version
mcimadamore@156:  * 2 along with this work; if not, write to the Free Software Foundation,
mcimadamore@156:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
mcimadamore@156:  *
ohair@554:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554:  * or visit www.oracle.com if you need additional information or have any
ohair@554:  * questions.
mcimadamore@156:  */
mcimadamore@156: 
mcimadamore@156: /*
mcimadamore@156:  * @test
mcimadamore@156:  * @bug     6487370
mcimadamore@156:  * @author Maurizio Cimadamore
mcimadamore@156:  * @summary javac incorrectly gives ambiguity warning with override-equivalent abstract inherited methods
mcimadamore@156:  */
mcimadamore@156: 
mcimadamore@156: public class T6487370 {
mcimadamore@156: 
mcimadamore@156:     interface I1 {
mcimadamore@156:         String m(Number n);
mcimadamore@156:     }
mcimadamore@156: 
mcimadamore@156:     interface I2 {
mcimadamore@156:         Object m(Number n);
mcimadamore@156:     }
mcimadamore@156: 
mcimadamore@156:     static abstract class X implements I1, I2 {
mcimadamore@156:         String test() {
mcimadamore@156:             return m(0.0f);
mcimadamore@156:         }
mcimadamore@156:     }
mcimadamore@156: 
mcimadamore@156:     static class W extends X {
mcimadamore@156:         public String m(Number n) {
mcimadamore@156:             return "Hello!";
mcimadamore@156:         }
mcimadamore@156:     }
mcimadamore@156: 
mcimadamore@156:     public static void main(String args[]) {
mcimadamore@156:         System.out.println(new W().test());
mcimadamore@156:     }
mcimadamore@156: }