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  */

    23 

    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 {

    31 

    32     static class U1 {}

    33     static class X1 extends U1 {}

    34 

    35     interface I { }

    36 

    37     interface SAM<T> {

    38         void m(T t);

    39     }

    40 

    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 }