/* * Copyright (c) 2015, 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 8069263 * @summary Deoptimization between array allocation and arraycopy may result in non initialized array * @run main/othervm -XX:-BackgroundCompilation -XX:CompileOnly=DefaultMethodsDependencies::test -XX:CompileOnly=DefaultMethodsDependencies$I2::m1 DefaultMethodsDependencies * */ public class DefaultMethodsDependencies { interface I1 { void m1(); // triggers processing of default methods in C1 default void m2() { } } interface I2 extends I1 { // added to C2 as default method default void m1() { } } static abstract class C1 implements I1 { } static class C2 extends C1 implements I2 { } static void test(C1 obj) { obj.m1(); } static public void main(String[] args) { C2 obj = new C2(); for (int i = 0; i < 20000; i++) { test(obj); } } }