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