1/* 2 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 4890134 27 * @summary generics: used of ? get bound error 28 * @author gafter 29 * 30 * @compile BoundBug.java 31 */ 32 33class BoundBug { 34 class C {} 35 36 class B<T extends C> 37 { 38 void foo() { 39 B<? super T> con = null; //ok 40 B<? extends T> cov = null; //ok 41 B<?> biv = null; //fails 42 B<T> inv = null; 43 } 44 } 45 46 static 47 { 48 B<? super C> con = null; //ok 49 B<? extends C> cov = null; //ok 50 B<?> biv = null; //fails 51 B<C> inv = null; 52 } 53} 54