id summary reporter owner description type status milestone component version severity resolution keywords cc 8459 Patch that implements multiple visitation in Boost.Variant Antony Polukhin ebf "Boost.Variant has `boost::apply_visitor` for unary and binary visitation. That's good, but some users need more... File in attachment provides an ability to make ternary and quad visitation by default. And it is capable of generating boost::apply_visitor for even more amount of parameters, if `BOOST_VARAINT_MAX_MULTIVIZITOR_PARAMS` defined to value bigger than 4." Patches closed To Be Determined variant Boost Development Trunk Problem fixed