1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/generics/wildcards/AssignmentDifferentTypes6.java Wed Apr 27 01:34:52 2016 +0800 1.3 @@ -0,0 +1,47 @@ 1.4 +/* 1.5 + * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @summary Test subtyping for wildcards with related type bounds. 1.30 + * 1.31 + * @compile/fail AssignmentDifferentTypes6.java 1.32 + */ 1.33 + 1.34 +public class AssignmentDifferentTypes6 { 1.35 + 1.36 + public static void main(String[] args) { 1.37 + Ref<Der> derexact = null; 1.38 + Ref<Base> baseexact = null; 1.39 + Ref<? extends Der> derext = null; 1.40 + Ref<? extends Base> baseext = null; 1.41 + Ref<? super Der> dersuper = null; 1.42 + Ref<? super Base> basesuper = null; 1.43 + 1.44 + derext = basesuper; // <<fail>> <? extends Der> = <? super Base> 1.45 + } 1.46 +} 1.47 + 1.48 +class Ref<T> {} 1.49 +class Base {} 1.50 +class Der extends Base {}