Re: Parser Cruft in gram.y

McDevitt, Charles <charles.mcdevitt@emc.com>

From: "McDevitt, Charles" <Charles.McDevitt@emc.com>

To: Peter Eisentraut <peter_e@gmx.net>, Robert Haas <robertmhaas@gmail.com>

Cc: Dimitri Fontaine <dimitri@2ndquadrant.fr>, Tom Lane <tgl@sss.pgh.pa.us>, Kevin Grittner <kgrittn@mail.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>

Date: 2012-12-20T23:12:55Z

Lists: pgsql-hackers

> 
> Another way of attack along these lines might be to use the %glr-parser
> and then try to cut back on all those redundant rules that were put in
> to avoid conflicts.  The number of key words categories and such could
> perhaps also be reduced that way.
> 
> Of course, this is mostly speculation.
> 
> 

The GLR output from Bison is licensed under the GPL (unlike the LALR output).
So using Bison's GLR mode isn't an option.