rev 52889 : 8214023: Update Graal

   1 /*
   2  * Copyright (c) 2015, 2018, 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 package org.graalvm.compiler.core.test;
  26 
  27 import org.junit.Test;
  28 
  29 /**
  30  * Collection of tests for {@link org.graalvm.compiler.phases.common.ConditionalEliminationPhase}
  31  * including those that triggered bugs in this phase.
  32  */
  33 public class ConditionalEliminationTest4 extends ConditionalEliminationTestBase {
  34 
  35     @SuppressWarnings("all")
  36     public static int reference1Snippet(int a, int b) {
  37         if (a > b) {
  38             return 1;
  39         }
  40         return 2;
  41     }
  42 
  43     @SuppressWarnings("all")
  44     public static int test1Snippet(int a, int b) {
  45         if (a > b) {
  46             if (a > b) {
  47                 return 1;
  48             }
  49         }
  50         return 2;
  51     }
  52 
  53     @Test
  54     public void test1() {
  55         testConditionalElimination("test1Snippet", "reference1Snippet");
  56     }
  57 
  58     @SuppressWarnings("all")
  59     public static int reference2Snippet(int a, int b) {
  60         if (a < b) {
  61             return 1;
  62         }
  63         return 2;
  64     }
  65 
  66     @SuppressWarnings("all")
  67     public static int test2Snippet(int a, int b) {
  68         if (a < b) {
  69             if (a < b) {
  70                 return 1;
  71             }
  72         }
  73         return 2;
  74     }
  75 
  76     @Test
  77     public void test2() {
  78         testConditionalElimination("test2Snippet", "reference2Snippet");
  79     }
  80 }
--- EOF ---