68 lines
2.3 KiB
Java
68 lines
2.3 KiB
Java
/*
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* Copyright (c) 2021, 2023, 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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* @key stress randomness
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* @requires vm.compiler2.enabled
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* @bug 8269795
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* @summary PhaseIdealLoop::peeled_dom_test_elim wrongly moves a non-dominated test out of a loop together with control dependent data nodes.
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* This results in a crash due to an out of bounds read of an array.
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* @run main/othervm -XX:+UnlockDiagnosticVMOptions -Xcomp -XX:-TieredCompilation -XX:+StressGCM
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* -XX:CompileCommand=compileonly,compiler.loopopts.TestPeelingRemoveDominatedTest::* compiler.loopopts.TestPeelingRemoveDominatedTest
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*/
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package compiler.loopopts;
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public class TestPeelingRemoveDominatedTest {
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public static int N = 400;
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static boolean bFld = true;
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static int iArrFld[] = new int[N];
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public static void main(String[] strArr) {
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TestPeelingRemoveDominatedTest _instance = new TestPeelingRemoveDominatedTest();
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for (int i = 0; i < 10; i++) {
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_instance.mainTest();
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}
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}
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public void mainTest() {
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vMeth();
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}
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static void vMeth() {
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iArrFld[1] = 2;
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int i6 = 2;
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while (--i6 > 0) {
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try {
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int i3 = (iArrFld[i6 - 1] / 56);
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iArrFld[1] = (-139 % i3);
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} catch (ArithmeticException a_e) {
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}
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if (bFld) {
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}
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}
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}
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}
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