1 /*
   2  * Copyright (c) 2009, 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.optimize;
  24 
  25 import org.junit.Test;
  26 
  27 import org.graalvm.compiler.jtt.JTTTest;
  28 
  29 /*
  30  */
  31 public class DeadCode01 extends JTTTest {
  32 
  33     public static int test(int a) {
  34         int arg = a;
  35         int p = arg;
  36         if (p > 2) {
  37             p += 1;
  38             arg += 10;
  39         } else {
  40             p += 2;
  41             arg += 20;
  42             if (p > 3) {
  43                 p += 1;
  44                 arg += 10;
  45                 if (p > 4) {
  46                     p += 1;
  47                     arg += 10;
  48                 } else {
  49                     p += 2;
  50                     arg += 20;
  51                 }
  52             } else {
  53                 p += 2;
  54                 arg += 20;
  55             }
  56         }
  57         return p;
  58     }
  59 
  60     @Test
  61     public void run0() throws Throwable {
  62         runTest("test", 0);
  63     }
  64 
  65     @Test
  66     public void run1() throws Throwable {
  67         runTest("test", 1);
  68     }
  69 
  70     @Test
  71     public void run2() throws Throwable {
  72         runTest("test", 2);
  73     }
  74 
  75     @Test
  76     public void run3() throws Throwable {
  77         runTest("test", 3);
  78     }
  79 
  80     @Test
  81     public void run4() throws Throwable {
  82         runTest("test", 4);
  83     }
  84 
  85     @Test
  86     public void run5() throws Throwable {
  87         runTest("test", 6);
  88     }
  89 
  90 }