#include <boost/preprocessor/tuple/elem.hpp> #include <boost/preprocessor/tuple/rem.hpp> #include <boost/preprocessor/seq/fold_left.hpp> #include <boost/preprocessor/arithmetic/inc.hpp>template<size_t N, typename T> typename std::tuple_element<N, T>::type & get_with_tuple_ref_collapsing(T & tup) { r…</n,></size_t></boost/preprocessor/arithmetic/inc.hpp></boost/preprocessor/seq/fold_left.hpp></boost/preprocessor/tuple/rem.hpp></boost/preprocessor/tuple/elem.hpp>