test/langtools/tools/javac/generics/inference/6650759/T6650759d.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug     6650759
 * @summary Inference of formal type parameter (unused in formal parameters) is not performed
 * @compile T6650759d.java
 */

public class T6650759d {

    static abstract class A<X> {

        static <T> A<T> m(Iterable<? extends T> elements) {
            return null;
        }
    }

    static abstract class B {}

    static abstract class C<X extends B> {}

    <U extends C<V>, V extends B> Iterable<V> get(U u) {
        return null;
    }

    <U extends C<V>, V extends B> void m(U u) {
        A<V> a = A.m(get(u));
    }
}