Is this visitor implementation correct?...

Boost Variant conversion error when using visitor...

boost::variant apply static_visitor to certain types...

boost::static_visitor as Map Value...

apply_visitor does not change object...

boost::variant. boost::visitor to overloaded function...

Having a static_visitor modify a Boost recursive variant while traversing it?...

boost apply::visitor -> discards qualifiers...

Boost: Why is apply_visitor not working in this code...