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Re: I need simpler examples (was: RE: Enhancement request: enabling Vari


From: Akim Demaille
Subject: Re: I need simpler examples (was: RE: Enhancement request: enabling Variant in C parsers)
Date: Sat, 8 Dec 2018 07:19:56 +0100

Hi!

> Le 7 déc. 2018 à 20:30, Uxio Prego <address@hidden> a écrit :
> 
> I don't know of this division of parsers in pure and impure.
> 
> Are pure approaches like GLR while LALR(k) are impure?

No, it's unrelated to the parsing technology, it's only a question
of API: whether you exchange information with the scanner via global
variables, or additional arguments.

https://www.gnu.org/software/bison/manual/html_node/Pure-Decl.html


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