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boost::proto::result_of::unpack_expr<Tag, Domain, Sequence> — Metafunction that computes the return type of the
proto::unpack_expr()
function, within the specified domain.
// In header: <boost/proto/make_expr.hpp> template<typename Tag, typename Domain, typename Sequence> struct unpack_expr<, , > { // types typedef proto::result_of::make_expr<,
,
- ; // Where S is a RandomAccessSequence equivalent to Sequence, and N is the size of S. };