Tue, 10 Sep 2019 19:58:22 +0200
8230813: Add JDK-8010500 to compiler/loopopts/superword/TestFuzzPreLoop.java bug list
Reviewed-by: zgu
1 /*
2 * Copyright (c) 2019, Red Hat, Inc. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /*
25 * @test
26 * @bug 8134739 8010500
27 * @summary SEGV in SuperWord::get_pre_loop_end
28 * @run main/othervm compiler.loopopts.superword.TestFuzzPreLoop
29 */
31 package compiler.loopopts.superword;
33 public class TestFuzzPreLoop {
34 static Object sink;
35 short sFld = -19206;
37 void doTest() {
38 int[] arr = new int[400];
40 for (int i1 = 0; i1 < 200; i1++) {
41 for (int i2 = 0; i2 < 100; i2++) {
42 sink = new int[400];
43 }
44 arr[i1] = 0;
45 }
47 float f1 = 0;
48 for (int i3 = 0; i3 < 200; i3++) {
49 f1 += i3 * i3;
50 }
51 for (int i4 = 0; i4 < 200; i4++) {
52 f1 += i4 - sFld;
53 }
55 System.out.println(arr);
56 System.out.println(f1);
57 }
59 public static void main(String... args) throws Exception {
60 TestFuzzPreLoop test = new TestFuzzPreLoop();
61 for (int i = 0; i < 100; i++) {
62 test.doTest();
63 }
64 }
65 }