| /* |
| * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * 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). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 8026735 |
| * @summary CHA in C1 should make correct decisions about default methods |
| * @run main/othervm -Xcomp -XX:CompileOnly=InlineDefaultMethod::test -XX:TieredStopAtLevel=1 InlineDefaultMethod |
| */ |
| |
| |
| interface InterfaceWithDefaultMethod0 { |
| default public int defaultMethod() { |
| return 1; |
| } |
| } |
| |
| interface InterfaceWithDefaultMethod1 extends InterfaceWithDefaultMethod0 { } |
| |
| abstract class Subtype implements InterfaceWithDefaultMethod1 { } |
| |
| class Decoy extends Subtype { |
| public int defaultMethod() { |
| return 2; |
| } |
| } |
| |
| class Instance extends Subtype { } |
| |
| public class InlineDefaultMethod { |
| public static int test(InterfaceWithDefaultMethod1 x) { |
| return x.defaultMethod(); |
| } |
| public static void main(String[] args) { |
| InterfaceWithDefaultMethod1 a = new Decoy(); |
| InterfaceWithDefaultMethod1 b = new Instance(); |
| if (test(a) != 2 || |
| test(b) != 1) { |
| System.err.println("FAILED"); |
| System.exit(97); |
| } |
| System.err.println("PASSED"); |
| } |
| } |