On Tue, 2012-08-07 at 16:00 +0300, Tor Lillqvist wrote: > Thanks, puxhed. Btw, isn't there some issue that dynamic_cast/typeinfo stuff is quite slow under msvc or some such ?, i.e. no biggy for the "occasional" cast, but a potential problem for say, mass converting the ISA uses in the sw layout code. C.