test/langtools/tools/javac/T8047338/FilterNonMembersToObtainFunctionDescriptorTest.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 *
 * 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).
 *
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 * 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 8047338
 * @summary javac is not correctly filtering non-members methods to obtain the function descriptor
 * @compile FilterNonMembersToObtainFunctionDescriptorTest.java
 */

public class FilterNonMembersToObtainFunctionDescriptorTest {
    <V, E extends Exception> V fails(CallableFail<V, E> callable) throws E {
        return null;
    }

    <V, E extends Exception> V failsSub(CallableFailSub<V, E> callable) throws E {
        return null;
    }

    void m() throws Exception {
        fails((String s) -> 2);
        failsSub((String s) -> 2);
    }

    interface Callable<V> {
        V callFail(String s) throws Exception;
    }

    interface CallableFail<V, E extends Exception> extends Callable<V> {
        @Override
        V callFail(String s) throws E;
    }

    interface CallableFailSub<V, E extends Exception> extends CallableFail<V, E> {}
}