Which is better or more flexible, a recursive-descent parser or abottom-up parser?

[Robert]

especially if the grammar is non-standard.

 

[Puppet_Sock]

especially if the grammar is non-standard.

You probably want to be asking that in a group where they
talk about algorithms and solution methods and such. It
sounds like it is probably not strongly coupled to the
language you implement it in.
Socks