hotspot/test/compiler/inlining/InlineDefaultMethod.java
author serb
Fri, 18 Apr 2014 20:10:39 +0400
changeset 24521 97047c850d31
parent 21209 5eecc37ceb93
child 40059 c2304140ed64
permissions -rw-r--r--
8026252: [macosx] Change AWT_DEBUG_BUG_REPORT_MESSAGE for macosx platform Reviewed-by: azvegint, pchelko
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/*
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 * Copyright (c) 2013, 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 8026735
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 * @summary CHA in C1 should make correct decisions about default methods
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 * @run main/othervm -Xcomp -XX:CompileOnly=InlineDefaultMethod::test -XX:TieredStopAtLevel=1 InlineDefaultMethod
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 */
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interface InterfaceWithDefaultMethod0 {
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    default public int defaultMethod() {
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        return 1;
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    }
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}
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interface InterfaceWithDefaultMethod1 extends InterfaceWithDefaultMethod0 { }
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abstract class Subtype implements InterfaceWithDefaultMethod1 { }
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class Decoy extends Subtype {
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    public int defaultMethod() {
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        return 2;
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    }
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}
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class Instance extends Subtype { }
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public class InlineDefaultMethod {
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    public static int test(InterfaceWithDefaultMethod1 x) {
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        return x.defaultMethod();
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    }
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    public static void main(String[] args) {
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        InterfaceWithDefaultMethod1 a = new Decoy();
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        InterfaceWithDefaultMethod1 b = new Instance();
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        if (test(a) != 2 ||
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            test(b) != 1) {
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          System.err.println("FAILED");
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          System.exit(97);
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        }
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        System.err.println("PASSED");
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    }
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}