1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8036100
  27  * @summary Default method returns true for a while, and then returns false
  28  * @run main/othervm -Xcomp -XX:CompileOnly=InlineDefaultMethod1::test
  29  *                   -XX:CompileOnly=I1::m -XX:CompileOnly=I2::m
  30  *                   InlineDefaultMethod1
  31  */
  32 interface I1 {
  33     default public int m() { return 0; }
  34 }
  35 
  36 interface I2 extends I1 {
  37     default public int m() { return 1; }
  38 }
  39 
  40 abstract class A implements I1 {
  41 }
  42 
  43 class B extends A implements I2 {
  44 }
  45 
  46 public class InlineDefaultMethod1 {
  47     public static void test(A obj) {
  48         int id = obj.m();
  49         if (id != 1) {
  50             throw new AssertionError("Called wrong method: 1 != "+id);
  51         }
  52     }
  53 
  54     public static void main(String[] args) throws InterruptedException {
  55         test(new B());
  56         System.out.println("TEST PASSED");
  57     }
  58 }