likely.hpp

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/*
    Copyright (c) 2009-2011 250bpm s.r.o.
    Copyright (c) 2009-2011 Other contributors as noted in the AUTHORS file

    This file is part of 0MQ.

    0MQ is free software; you can redistribute it and/or modify it under
    the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    0MQ is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef __ZMQ_LIKELY_HPP_INCLUDED__
#define __ZMQ_LIKELY_HPP_INCLUDED__

#if defined __GNUC__
#define likely(x) __builtin_expect ((x), 1)
#define unlikely(x) __builtin_expect ((x), 0)
#else
#define likely(x) (x)
#define unlikely(x) (x)
#endif


#endif