[antlr-interest] Problem with rewrite rules with optional non-terminals

[David Jameson]

Duh --- I can't tell you how many hours I spent this morning trying to  
figure out how to make this work.....
Your solution works fine and of course I should have thought of that  
myself.

Appreciate the quick response.
Thank you!

On Mar 26, 2009, at 1:48 PM, Andreas Meyer wrote:

>
> Does ($b)? in the rewrite rule not work?
>
> Andreas