Re: Question on Compiler parse semantic analysis

<nospam411@my-deja.com> wrote in message news:8lbs8s$vge$1@nnrp1.deja.com...
> I had a question about yacc and using it to write a language
> parser. (Not directly related to C, i know, but semantic actions
> in yacc are specified in C :))
>
> Say if you are implementing a scope stack for scope,
> say a production
>
> Function : begin listofstatements end
>
> etc
> and begin and end are the scope delimiters in any scope nested
> to any level where does one push or pop the scope stack???? I gotta
> admit this is sort of a yacc question.


Short answer: I hate yacc.


Long answer: yacc only parses. Anything else is entirely up to you. That
means creating a data structure of some kind, #including the header for it
at the top of your grammar, and performing operations on that structure as
your actions.


--Steve

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