Wed, 27 Apr 2016 01:34:52 +0800
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17
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 */
24 /*
25 * @test
26 * @bug 4892571
27 * @summary generics: type cast with instance of
28 * @author gafter
29 *
30 * @compile -Werror InstanceOf.java
31 */
33 class InstanceOf<T> {
34 static interface I1<T> {
35 public T[] toArray();
36 }
37 static interface I2<T> extends I1<T> {
38 public T[] toArray();
39 }
40 static interface I3<T> extends I2<T> { }
41 InstanceOf() {
42 I1<T> inv = null;
43 I1<? extends T> cov = null;
44 I1<? super T> con = null;
45 boolean b;
46 b = inv instanceof I3; // <<pass>>
47 b = cov instanceof I3; // <<pass>>
48 b = con instanceof I3; // <<pass>>
49 }
50 }