1 /* 2 * Copyright (c) 2011, 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 /** 26 * @test 27 * @bug 6186134 28 * @summary Server virtual machine produces/exeutes incorrect code. 29 * 30 * @run main compiler.c2.Test6186134 100000 31 */ 32 33 package compiler.c2; 34 35 import java.util.ArrayList; 36 37 public class Test6186134 { 38 39 int num = 0; 40 41 public Test6186134(int n) { 42 num = n; 43 } 44 45 public boolean more() { 46 return num-- > 0; 47 } 48 49 public ArrayList test1() { 50 ArrayList res = new ArrayList(); 51 int maxResults = Integer.MAX_VALUE; 52 int n = 0; 53 boolean more = more(); 54 while ((n++ < maxResults) && more) { 55 res.add(new Object()); 56 more = more(); 57 } 58 return res; 59 } 60 61 public static void main(String[] pars) { 62 int n = Integer.parseInt(pars[0]); 63 for (int i = 0; i < n; i++) { 64 Test6186134 t = new Test6186134(10); 65 int size = t.test1().size(); 66 if (size != 10) { 67 System.out.println("wrong size: " + size + ", should be 10"); 68 System.exit(97); 69 } 70 } 71 System.out.println("Passed"); 72 } 73 } 74