1 /*
2  * Copyright (c) 2008, 2020, Oracle and/or its affiliates. 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  */
23 
24 /*
25  * @test
26  * @bug 4427606
27  *
28  * @summary converted from VM Testbase jit/regression/b4427606.
29  * VM Testbase keywords: [jit, quick]
30  *
31  * @library /vmTestbase
32  *          /test/lib
33  * @run main/othervm jit.regression.b4427606.b4427606
34  */
35 
36 package jit.regression.b4427606;
37 
38 import nsk.share.TestFailure;
39 
40 /*
41  *  This is a reproducible case for a few bugs reported in merlin.
42  *  mainly: 4427606
43  */
44 public class b4427606 {
45   private static final int NUM_ITERATIONS = 1000000;
46 
main(String[] args)47   public static void main(String[] args) {
48     new b4427606().run();
49   }
50 
run()51   public void run() {
52     new DivByZero().start();
53     new NeverDivByZero().start();
54   }
55 
56   class DivByZero extends Thread {
run()57     public void run() {
58       long source = 1L;
59       long iter = NUM_ITERATIONS;
60       while (--iter > 0) {
61         try {
62           long ignore = source % zero;
63           throw new RuntimeException("Should Not Reach Here....");
64         } catch (java.lang.ArithmeticException ax) {
65         } catch (RuntimeException rx) {
66           rx.printStackTrace();
67           throw new TestFailure("Test failed.");
68         }
69       }
70     }
71   }
72 
73   class NeverDivByZero extends Thread {
run()74     public void run() {
75       long source = 1L;
76       long iter = NUM_ITERATIONS;
77       while (--iter > 0) {
78         try {
79          long ignore = source % notzero;
80         } catch (java.lang.ArithmeticException ax) {
81           ax.printStackTrace();
82           throw new TestFailure("Test failed.");
83         }
84       }
85     }
86   }
87   long zero = 0;
88   long notzero = 10;
89 }
90