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