hotspot/test/compiler/5091921/Test6186134.java
changeset 9446 748a37b25d10
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9445:af37395bda58 9446:748a37b25d10
       
     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 Test6186134 100000
       
    31  */
       
    32 import java.util.ArrayList;
       
    33 
       
    34 public class Test6186134 {
       
    35 
       
    36   int num = 0;
       
    37 
       
    38   public Test6186134(int n) {
       
    39     num = n;
       
    40   }
       
    41 
       
    42   public boolean more() {
       
    43     return num-- > 0;
       
    44   }
       
    45 
       
    46   public ArrayList test1() {
       
    47     ArrayList res = new ArrayList();
       
    48     int maxResults = Integer.MAX_VALUE;
       
    49     int n = 0;
       
    50     boolean more = more();
       
    51     while ((n++ < maxResults) && more) {
       
    52       res.add(new Object());
       
    53       more = more();
       
    54     }
       
    55     return res;
       
    56   }
       
    57 
       
    58   public static void main(String[] pars) {
       
    59     int n = Integer.parseInt(pars[0]);
       
    60     for (int i=0; i<n; i++) {
       
    61       Test6186134 t = new Test6186134(10);
       
    62       int size = t.test1().size();
       
    63       if (size != 10) {
       
    64         System.out.println("wrong size: " + size +", should be 10");
       
    65         System.exit(97);
       
    66       }
       
    67     }
       
    68     System.out.println("Passed");
       
    69   }
       
    70 }
       
    71