> I just don't like all the as_a/is_a stuff enforced everywhere, > it means more typing, more temporaries, more indentation. > So, as I view it, instead of the checks being done cheaply (yes, I think > the gimple checking as we have right now is very cheap) under the > hood by the accessors (gimple_assign_{lhs,rhs1} etc.), those changes > put the burden on the developers, who has to check that manually through > the as_a/is_a stuff everywhere, more typing and uglier syntax. > I just don't see that as a step forward, instead a huge step backwards. > But perhaps I'm alone with this.
IMO that's the sort of things some of us were afraid of when the C++ switch was being discussed and IIRC we were told this would not happen... -- Eric Botcazou