#include <boost/preprocessor/list/adt.hpp> #define OLD \ BOOST_PP_LIST_CONS( \ a, \ BOOST_PP_LIST_CONS( \ b, \ BOOST_PP_LIST_CONS( \ c, \ BOOST_PP_LIST_NIL \ ) \ ) \ ) \ /**/ #define NEW (a, (b, (c, BOOST_PP_NIL))) BOOST_PP_LIST_FIRST(OLD) == BOOST_PP_LIST_FIRST(NEW) // expands to a == a BOOST_PP_LIST_REST(OLD) == BOOST_PP_LIST_REST(NEW) // expands to (b, (c, BOOST_PP_NIL)) == (b, (c, BOOST_PP_NIL))
Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at www.boost.org/LICENSE_1_0.txt)