1 /*
   2  * Copyright (c) 2011, 2012, 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 package org.graalvm.compiler.jtt.hotspot;
  24 
  25 import java.util.ArrayList;
  26 
  27 import org.junit.Test;
  28 
  29 import org.graalvm.compiler.jtt.JTTTest;
  30 
  31 // @formatter:off
  32 public class Test6186134 extends JTTTest {
  33 
  34     @SuppressWarnings("serial")
  35     public static final class MyArrayList<E> extends ArrayList<E> {
  36 
  37     }
  38 
  39     public static class TestClass {
  40 
  41         int num = 0;
  42 
  43         public TestClass(int n) {
  44             num = n;
  45         }
  46 
  47         public boolean more() {
  48             return num-- > 0;
  49         }
  50 
  51         public MyArrayList<?> test1() {
  52             MyArrayList<Object> res = new MyArrayList<>();
  53             int maxResults = Integer.MAX_VALUE;
  54             int n = 0;
  55             boolean more = more();
  56             while ((n++ < maxResults) && more) {
  57                 res.add(new Object());
  58                 more = more();
  59             }
  60             return res;
  61         }
  62 
  63     }
  64 
  65     public static int test(int n) {
  66         for (int i = 0; i < n; i++) {
  67             TestClass t = new TestClass(10);
  68             int size = t.test1().size();
  69             if (size != 10) {
  70                 return 97;
  71             }
  72         }
  73         return 0;
  74     }
  75 
  76     @Test
  77     public void run0() throws Throwable {
  78         runTest("test", 100);
  79     }
  80 
  81 }