[antlr-interest] Why cant += be used without an "output=" option (and other Q's)

[Gavin Lambert]

At 07:24 20/02/2008, Benjamin Shropshire wrote:
 >I'm not following that? Would that be something like adding "bs 
:
 >b*;  gs : g*; "? I'm not seeing the advantage of that. (It will
 >most likely hit me here about 10 min after hitting send)

Well, I guess there isn't really any direct advantage.  I just 
think it's a bit tidier to separate them :)