text: /*
  Copyright 2015 Glen Joseph Fernandes
  (glenjofe@gmail.com)
  
  Distributed under the Boost Software License, Version 1.0.
  (http://www.boost.org/LICENSE_1_0.txt)
  */
  #ifndef BOOST_ALIGN_ALIGN_DOWN_HPP
  #define BOOST_ALIGN_ALIGN_DOWN_HPP
  
  #include <boost/align/detail/align_down.hpp>
  #include <boost/align/detail/not_pointer.hpp>
  
  namespace boost {
  namespace alignment {
  
  template<class T>
  BOOST_CONSTEXPR inline typename detail::not_pointer<T, T>::type
  align_down(T value, std::size_t alignment) BOOST_NOEXCEPT
  {
      return T(value & ~T(alignment - 1));
  }
  
  } /* alignment */
  } /* boost */
  
  #endif
  