62 lines
1.9 KiB
Java
62 lines
1.9 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8031695
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* @summary CHA ignores default methods during analysis leading to incorrect code generation
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*
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* @run main/othervm -Xbatch compiler.inlining.DefaultAndConcreteMethodsCHA
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*/
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package compiler.inlining;
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public class DefaultAndConcreteMethodsCHA {
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interface I {
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default int m() { return 0; }
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}
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static class A implements I {}
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static class C extends A { }
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static class D extends A { public int m() { return 1; } }
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public static int test(A obj) {
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return obj.m();
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}
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public static void main(String[] args) {
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for (int i = 0; i < 10000; i++) {
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int idC = test(new C());
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if (idC != 0) {
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throw new Error("C.m didn't invoke I.m: id "+idC);
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}
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int idD = test(new D());
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if (idD != 1) {
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throw new Error("D.m didn't invoke D.m: id "+idD);
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}
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}
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}
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}
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