langtools/test/tools/javac/lambda/MostSpecific27.java
author mcimadamore
Wed, 26 Oct 2016 15:41:25 +0100
changeset 41856 13a056e8f16e
parent 34995 e4e19f521ee7
child 43033 c37b643739a7
permissions -rw-r--r--
8168774: Polymorhic signature method check crashes javac Summary: Check for polysig method assumes arity is greater than zero Reviewed-by: vromero

/*
 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 8143852
 * @summary Most specific inference constraints derived from intersection bound
 * @compile MostSpecific27.java
 */
class MostSpecific27 {
    interface F1<T> { <X extends Iterable<T> & Runnable> Object apply(T arg); }
    interface F2 { <Y extends Iterable<Number> & Runnable> String apply(Number arg); }

    static <T> T m1(F1<T> f) { return null; }
    static Object m1(F2 f) { return null; }

    static String foo(Object in) { return "a"; }

    void test() {
        m1(MostSpecific27::foo);
    }

}