test/runtime/8024804/RegisterNatives.java

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/*
 * @test
 * @bug 8024804
 * @bug 8028741
 * @summary interface method resolution should skip finding j.l.Object's registerNatives() and succeed in selecting class B's registerNatives()
 * @run main RegisterNatives
 */
public class RegisterNatives {
  interface I { void registerNatives(); }
  interface J extends I {}
  static class B implements J { public void registerNatives() { System.out.println("B"); } }
  public static void main(String... args) {
    System.out.println("Regression test for JDK-8024804, crash when InterfaceMethodref resolves to Object.registerNatives\n");
    J val = new B();
    try {
      val.registerNatives();
    } catch (IllegalAccessError e) {
      System.out.println("TEST FAILS - JDK 8 JVMS, static and non-public methods of j.l.Object should be ignored during interface method resolution\n");
      e.printStackTrace();
      throw e;
    }
    System.out.println("TEST PASSES - no IAE resulted\n");
  }
}