76 lines
2.3 KiB
Java
76 lines
2.3 KiB
Java
/*
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* Copyright (c) 2011, 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 6935022
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* @summary Server VM incorrectly breaks out of while loop
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*
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* @run main compiler.c2.Test6935022
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*/
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package compiler.c2;
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public class Test6935022 {
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public static final void main(String[] args) throws Exception {
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Test6935022 test = new Test6935022();
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int cnt = 0;
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while (cnt < 10000) {
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try {
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++cnt;
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if ((cnt&1023) == 0)
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System.out.println("Thread="+Thread.currentThread().getName() + " iteration: " + cnt);
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test.loop(2147483647, (cnt&1023));
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}
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catch (Exception e) {
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System.out.println("Caught on iteration " + cnt);
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e.printStackTrace();
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System.exit(97);
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}
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}
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}
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private void loop(int endingRow, int mask) throws Exception {
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int rows = 1;
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boolean next = true;
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while(rows <= endingRow && next) {
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rows++;
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if (rows == mask)
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System.out.println("Rows="+rows+", end="+endingRow+", next="+next);
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next = next(rows);
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}
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if (next)
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throw new Exception("Ended on rows(no rs): " + rows);
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}
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private boolean next(int rows) {
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return rows < 12;
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}
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}
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