Re: bison 1.75 installed ... - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: bison 1.75 installed ...
Date
Msg-id 200210211901.g9LJ1Fd18127@candle.pha.pa.us
Whole thread Raw
In response to Re: bison 1.75 installed ...  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tom Lane wrote:
> "Marc G. Fournier" <scrappy@hub.org> writes:
> > let me know if there are any problems with it ....
> 
> <grouse>
> Other than the fact that it's about a factor of 16 slower than bison
> 1.28, while not offering any substantial gain in functionality?  If I
> were a Bison maintainer, I'd hang my head in shame.
> </grouse>
> 
> All PG regression tests pass here with 1.75-built parsers.

16x is the grammer output generation, not the actual parsing of the SQL,
right?  There are cases where slow output generation can lead to faster
parsing, right?  Let's hope that happened.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
359-1001+  If your life is a hard drive,     |  13 Roberts Road +  Christ can be your backup.        |  Newtown Square,
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