...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
BOOST_PROTO_MAX_LOGICAL_ARITY — Controls the maximum number of sub-grammars that
proto::or_<>
and
proto::and_<>
accept.
// In header: <boost/proto/proto_fwd.hpp>
BOOST_PROTO_MAX_LOGICAL_ARITY