DDMD and such.

[Jonathan M Davis]

On Wednesday, September 28, 2011 17:09:24 Gor Gyolchanyan wrote:
> I know, this has been discussed earlier, but i don't quite understand
> the real reason why isn't DMD's front-end being written in D.
> Existing DDMD is pointless (and i think abandoned), because it's just
> a plain rewrite with the same C-style constructs and completely
> rewriting it to be a correct D code would mean being unable to get the
> bug-fixes on DMD.
> I remember, that Walter said about the problems with compatibility
> with the back-end, that would arise.
> But isn't D supposed to be binary compatible with C?
> AFAIK the only extra thing to be done would be to provide a C facade
> around the D front-end, that would be given to the back-end.
> Why not?

I would point out that there is an intention to eventually get a D lexer and 
parser into Phobos so that tools can take advantage of them. Those could 
eventually lead to a frontend in D but would provide benefits far beyond simply 
having the compiler in D.

- Jonathan M Davis