jdk8-mips64-public/langtools: test/tools/javac/generics/wildcards/neg/CastWarn10.java@9d9f26857129

     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 4916607

    27  * @summary Test casts (legal, warning, and errors)

    28  * @author gafter

    29  *

    30  * @compile/fail  -Werror -Xlint:unchecked CastWarn10.java

    31  */

    33 import java.util.*;

    35 class CastTest {

    37     // --- Disjoint ---

    39     private interface DA<T> { }

    40     private interface DB<T> extends DA<T> { }

    41     private interface DC<T> extends DA<Integer> { }

    43     private <N extends Number, I extends Integer, R extends Runnable, S extends String> void disjointness() {

    44         Object o;

    46         o = (DA<N>) (DA<R>) null; // <<warn 10>>

    47     }

    49 }

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