1 /*
   2  * Copyright (c) 2017, 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.debug;
  24 
  25 /**
  26  * Utility for query whether assertions are enabled.
  27  */
  28 public class Assertions {
  29     /**
  30      * Determines if assertions are enabled. Strictly speaking, this may only be true for the
  31      * {@link Assertions} class but we assume assertions are enabled/disabled for Graal as a whole.
  32      */
  33     public static final boolean ENABLED = assertionsEnabled();
  34 
  35     private static boolean assertionsEnabled() {
  36         boolean enabled = false;
  37         assert (enabled = true) == true;
  38         return enabled;
  39     }
  40 }