Re: Upgrading our minimum required flex version for 8.5 - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Upgrading our minimum required flex version for 8.5
Date
Msg-id 29064.1246547066@sss.pgh.pa.us
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In response to Re: Upgrading our minimum required flex version for 8.5  (Andrew Dunstan <andrew@dunslane.net>)
Responses Re: Upgrading our minimum required flex version for 8.5  (Andrew Dunstan <andrew@dunslane.net>)
List pgsql-hackers
Andrew Dunstan <andrew@dunslane.net> writes:
> I think it would need to be benchmarked. My faint recollection is that 
> the re-entrant lexers are slower.

The flex documentation states in so many words:
The option `--reentrant' does not affect the performance of the scanner.

Do you feel a need to verify their claim?
        regards, tom lane


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