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.loop;
  24 
  25 import org.junit.Test;
  26 
  27 import org.graalvm.compiler.jtt.JTTTest;
  28 
  29 /*
  30  */
  31 public class Loop13 extends JTTTest {
  32 
  33     public static class Loop {
  34 
  35         private int index;
  36         private Object[] nodes = new Object[]{null, null, new Object(), null, null, new Object(), null};
  37         private int size = nodes.length;
  38 
  39         public Loop(int start) {
  40             index = start;
  41         }
  42 
  43         public void test0() {
  44             if (index < size) {
  45                 do {
  46                     index++;
  47                 } while (index < size && nodes[index] == null);
  48             }
  49         }
  50 
  51         public int getIndex() {
  52             return index;
  53         }
  54 
  55     }
  56 
  57     public static int test(int arg) {
  58         Loop loop = new Loop(arg);
  59         loop.test0();
  60         return loop.getIndex();
  61     }
  62 
  63     @Test
  64     public void run0() throws Throwable {
  65         runTest("test", 0);
  66     }
  67 
  68     @Test
  69     public void run1() throws Throwable {
  70         runTest("test", 1);
  71     }
  72 
  73     @Test
  74     public void run2() throws Throwable {
  75         runTest("test", 3);
  76     }
  77 
  78     @Test
  79     public void run3() throws Throwable {
  80         runTest("test", 6);
  81     }
  82 
  83     @Test
  84     public void run4() throws Throwable {
  85         runTest("test", 7);
  86     }
  87 
  88 }