/*

 * @test /nodynamiccopyright/

 * @bug     6400189

 * @summary raw types and inference

 * @author  mcimadamore

 * @compile/fail/ref=T6400189b.out T6400189b.java -Xlint:unchecked -XDrawDiagnostics

 */

class T6400189b<T> {

    static class A {

        <T> T m(T6400189b<T> x) {

            return null;

        }

    }

    static class B<T> extends A {

        <T> T m(T6400189b<T> x) {

            return null;

        }

    }

    void test(B b) {

        Integer i = b.m(new T6400189b<Integer>());

    }

}