This is the mail archive of the
mailing list for the libstdc++ project.
Re: all those pesky math functions
- To: Benjamin Kosnik <bkoz at redhat dot com>
- Subject: Re: all those pesky math functions
- From: Gabriel Dos Reis <Gabriel dot Dos-Reis at cmla dot ens-cachan dot fr>
- Date: 26 Jul 2000 21:28:03 +0200
- Cc: Phil Edwards <pedwards at disaster dot jaj dot com>, libstdc++ at sources dot redhat dot com
- Organization: CMLA, ENS Cachan -- CNRS UMR 8536 (France)
- References: <Pine.SOL.3.91.1000726122247.383Aemail@example.com>
Benjamin Kosnik <firstname.lastname@example.org> writes:
| > Checking for those functions consumes much of the time spent in
| > 'configure'. Are those checks the kind that can be safely cached?
| > I'm thinking specifically of the DECL_AND_LINKAGE checks (I just now
| > saw that rewrite; it's very elegant).
| This stuff is not likely to change so yeah. Try to cache it if you can.
I agree with you.
But IIRC, there was a report that under soome obscure circumstances we
detected some signatures that were no longer present once the library
is built. I don't know how that affects caching though.