| /* |
| * Copyright (c) 2014, 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 8031695 |
| * @summary CHA ignores default methods during analysis leading to incorrect code generation |
| * |
| * @run main/othervm -Xbatch compiler.inlining.DefaultAndConcreteMethodsCHA |
| */ |
| |
| package compiler.inlining; |
| |
| public class DefaultAndConcreteMethodsCHA { |
| interface I { |
| default int m() { return 0; } |
| } |
| |
| static class A implements I {} |
| |
| static class C extends A { } |
| static class D extends A { public int m() { return 1; } } |
| |
| public static int test(A obj) { |
| return obj.m(); |
| } |
| public static void main(String[] args) { |
| for (int i = 0; i < 10000; i++) { |
| int idC = test(new C()); |
| if (idC != 0) { |
| throw new Error("C.m didn't invoke I.m: id "+idC); |
| } |
| |
| int idD = test(new D()); |
| if (idD != 1) { |
| throw new Error("D.m didn't invoke D.m: id "+idD); |
| } |
| } |
| |
| } |
| } |