85 lines
2.7 KiB
Java
85 lines
2.7 KiB
Java
/*
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* Copyright (c) 2009, 2022, 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 6857159
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* @summary local schedule failed with checkcast of Thread.currentThread()
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* @library /test/lib
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* @modules java.base/jdk.internal.misc
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*
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* @build jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
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* -Xbatch -XX:CompileCommand=compileonly,compiler.c2.Test6857159$ct0::run
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* compiler.c2.Test6857159
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*/
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package compiler.c2;
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import jdk.test.whitebox.WhiteBox;
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public class Test6857159 extends Thread {
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public static void main(String[] args) throws Exception {
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var whiteBox = WhiteBox.getWhiteBox();
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var method = ct0.class.getDeclaredMethod("run");
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for (int i = 0; i < 20000; i++) {
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Thread t = null;
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switch (i % 3) {
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case 0:
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t = new ct0();
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break;
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case 1:
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t = new ct1();
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break;
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case 2:
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t = new ct2();
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break;
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}
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t.start();
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t.join();
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}
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if (!whiteBox.isMethodCompiled(method)) {
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throw new AssertionError(method + " didn't get compiled");
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}
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}
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static class ct0 extends Test6857159 {
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public void message() { }
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public void run() {
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message();
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ct0 ct = (ct0) Thread.currentThread();
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ct.message();
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}
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}
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static class ct1 extends ct0 {
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public void message() { }
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}
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static class ct2 extends ct0 {
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public void message() { }
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}
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}
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