Fri, 27 Sep 2013 10:24:56 +0100
8024497: crash returning this-referencing lambda from default method
Reviewed-by: jjg, rfield
1 /*
2 * Copyright (c) 2013, 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 8023389
27 * @summary Javac fails to infer type for lambda used with intersection type and wildcards
28 * @compile T8023389.java
29 */
30 public class T8023389 {
32 static class U1 {}
33 static class X1 extends U1 {}
35 interface I { }
37 interface SAM<T> {
38 void m(T t);
39 }
41 /* Strictly speaking only the second of the following declarations provokes the bug.
42 * But the first line is also a useful test case.
43 */
44 SAM<? extends U1> sam1 = (SAM<? extends U1>) (X1 x) -> { };
45 SAM<? extends U1> sam2 = (SAM<? extends U1> & I) (X1 x) -> { };
46 }