jdk8-mips64-public/langtools: test/tools/javac/generics/inference/6650759/T6650759i.java@93012e2a5d1d

     1 /*

     2  * Copyright (c) 2009, 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     6650759

    27  * @summary Inference of formal type parameter (unused in formal parameters) is not performed

    28  * @compile T6650759i.java

    29  */

    30 public class T6650759i {

    32     static class A<X extends A, Y extends B> {}

    34     static class B<X extends B> {}

    36     static class C<X extends A<X, Y>, Y extends B<Y>> {}

    38     static <U extends A<U, V>, V extends B<V>> Class<U> m1(U x) {

    39         return null;

    40     }

    42     static <U extends A<U, V>, V extends B<V>> U m2(Class<U> c) {

    43         return null;

    44     }

    46     static <W, U extends A<U, V>, V extends B<V>> W m3(Class<W> c1, C<U, V> c2) {

    47         return null;

    48     }

    50     static <U extends A<U, V>, V extends B<V>> void test(U u, C<U, V> c) {

    51         m2(m1(u));

    52         U res = m3(m1(u), c);

    53     }

    54 }

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