71 lines
2.1 KiB
Java
71 lines
2.1 KiB
Java
/*
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* Copyright (c) 2015, 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 8073866
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* @summary Fix for 8064703 may also cause stores between the allocation and arraycopy to be rexecuted after a deoptimization
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*
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* @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement
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* compiler.arraycopy.TestArrayCopyBadReexec
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*/
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package compiler.arraycopy;
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public class TestArrayCopyBadReexec {
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static int val;
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static int[] m1(int[] src, int l) {
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if (src == null) {
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return null;
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}
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int[] dest = new int[10];
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val++;
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try {
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System.arraycopy(src, 0, dest, 0, l);
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} catch (IndexOutOfBoundsException npe) {
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}
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return dest;
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}
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static public void main(String[] args) {
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int[] src = new int[10];
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int[] res = null;
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boolean success = true;
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for (int i = 0; i < 20000; i++) {
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m1(src, 10);
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}
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int val_before = val;
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m1(src, -1);
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if (val - val_before != 1) {
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System.out.println("Bad increment: " + (val - val_before));
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throw new RuntimeException("Test failed");
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}
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}
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}
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