EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/metaparse/doc/getting_started_2.qbk

[#getting_started_2]

  #include <boost/mpl/plus.hpp>
  #include <boost/mpl/at.hpp>
  template <class Vector> struct eval_plus : boost::mpl::plus< typename boost::mpl::at_c<Vector, 0>::type, typename boost::mpl::at_c<Vector, 2>::type > {};