/*

 * @test    /nodynamiccopyright/

 * @bug     4721069

 * @summary javac allows an interface to override a final method in Object

 * @author  gafter

 *

 * @compile/fail/ref=T4721069.out -XDrawDiagnostics  T4721069.java

 */

interface I {

    Class getClass(); // error: cannot overide final from Object

    static class T {

        static void f(I i) {

            if (i == null) {

                Integer x = Integer.valueOf(2);

            } else {

                I x = i;

                x.getClass();

            }

        }

        public static void main(String[] args) {

            f(null);

        }

    }

}