[antlr-interest] Optimizations of tree rewriting in C target

[Gary R. Van Sickle]

> I would appreciate it if those of you that use the C target 
> would download the latest Antlr Tool (codegen templates have 
> changed so you need the latest build) and runtime 
> distribution and give this a try. Testing your own code and 
> calling it good is never a good idea ;-) PLease make sure 
> that the build you download includes these changes, which it 
> should be build #20 for the C runtime and build #49 for the 
> ANTLR Tool.
> 
> Jim
> - - - - - 
> 

Can't speak to the speed, but the Pop() thing is solved here.  Thanks Jim!

-- 
Gary R. Van Sickle