1/*
2 * Copyright (c) 2014, 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 8039214
27 * @summary Capture variable passed through multiple levels of nested inference
28 * @compile NestedCapture.java
29 * @compile -Xlint:-options -source 7 NestedCapture.java
30 */
31
32abstract class NestedCapture {
33  interface List<T> {}
34  abstract <T> List<T> copyOf(List<? extends T> lx);
35  abstract <E> List<E> filter(List<E> lx);
36
37  <U> void test1(List<U> lx) {
38    copyOf(filter(lx));
39  }
40
41  void test2(List<?> lx) {
42    copyOf(filter(lx));
43  }
44
45}
46