86 lines
3.0 KiB
Java
86 lines
3.0 KiB
Java
/*
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* Copyright (c) 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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/*
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* @test
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* @bug 8314116
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* @summary We fail to remove a Template Assertion Predicate of a dying loop causing an assert. This will only be fixed
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* completely with JDK-8288981 and 8314116 just mitigates the problem.
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* @requires vm.compiler2.enabled
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* @run main/othervm -Xbatch -XX:-TieredCompilation
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* -XX:CompileCommand=compileonly,compiler.predicates.assertion.TestTemplateAssertionPredicateNotRemoved::*
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* compiler.predicates.assertion.TestTemplateAssertionPredicateNotRemoved
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* @run main/othervm -Xbatch -XX:-TieredCompilation -XX:LoopMaxUnroll=0
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* -XX:CompileCommand=compileonly,compiler.predicates.assertion.TestTemplateAssertionPredicateNotRemoved::*
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* compiler.predicates.assertion.TestTemplateAssertionPredicateNotRemoved
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*/
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package compiler.predicates.assertion;
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public class TestTemplateAssertionPredicateNotRemoved {
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static int[] iArrFld = new int[10];
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static long x;
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public static void main(String[] strArr) {
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for (int i = 0; i < 10000; i++) {
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test(i);
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test2(i);
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}
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}
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static void test(int i1) {
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int i5, i6 = 8;
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for (int i3 = 100; i3 > 3; --i3) {
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for (i5 = 1; i5 < 5; i5++) {
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switch (i1) {
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case 1:
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case 4:
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case 47:
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i6 = 4;
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}
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iArrFld[i5] = 23;
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}
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}
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}
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static void test2(int i1) {
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int i3, i4 = 70, i5, i6 = 8, iArr1[] = new int[10];
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double d1 = 0.41007;
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for (i3 = 100; i3 > 3; --i3) {
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i4 += 3;
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for (i5 = 1; i5 < 5; i5++) {
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switch (i1) {
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case 1:
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case 4:
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case 47:
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i6 = 34;
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}
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x /= 34;
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iArrFld[i5] = 23;
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}
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}
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}
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}
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