Ryan Steen wrote: > In article <e1vlef$21vv$1 at digitaldaemon.com>, Lionello Lunesu says... >> # IA ia = cast(IA)c; >> # IB ib = cast(IB)c; > > Those casts are superfluous and dangerous. > > You're right. I first typed the mail and included the casts for clarity, and only later made a source file out of it.