is_alignment.hpp

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/*
(c) 2014 Glen Joseph Fernandes
<glenjofe -at- gmail.com>
 
Distributed under the Boost Software
License, Version 1.0.
http://boost.org/LICENSE_1_0.txt
*/
#ifndef BOOST_ALIGN_DETAIL_IS_ALIGNMENT_HPP
#define BOOST_ALIGN_DETAIL_IS_ALIGNMENT_HPP
 
#include <boost/config.hpp>
#include <cstddef>
 
namespace boost {
namespace alignment {
namespace detail {
 
BOOST_CONSTEXPR inline bool is_alignment(std::size_t value)
    BOOST_NOEXCEPT
{
    return (value > 0) && ((value & (value - 1)) == 0);
}
 
} /* .detail */
} /* .alignment */
} /* .boost */
 
#endif