ceph/src/boost/libs/align/include/boost/align/detail/alignment_of.hpp

   1 /*
   2 (c) 2014-2015 Glen Joseph Fernandes
   3 <glenjofe -at- gmail.com>
   4
   5 Distributed under the Boost Software
   6 License, Version 1.0.
   7 http://boost.org/LICENSE_1_0.txt
   8 */
   9 #ifndef BOOST_ALIGN_DETAIL_ALIGNMENT_OF_HPP
  10 #define BOOST_ALIGN_DETAIL_ALIGNMENT_OF_HPP
  11
  12 #include <boost/align/detail/min_size.hpp>
  13
  14 namespace boost {
  15 namespace alignment {
  16 namespace detail {
  17
  18 template<class T>
  19 struct alignof_helper {
  20     char value;
  21     T object;
  22 };
  23
  24 template<class T>
  25 struct alignment_of
  26     : min_size<sizeof(T), sizeof(alignof_helper<T>) - sizeof(T)> { };
  27
  28 } /* .detail */
  29 } /* .alignment */
  30 } /* .boost */
  31
  32 #endif