On Friday, July 13, 2012 11:58:05 am David Schultz wrote: > On Fri, Jul 13, 2012, David Chisnall wrote: > > As do I. I'd also point out that the ONLY requirement for long > > double according to the standard is that it has at least the same > > precision as double. Therefore, any implementation of these > > functions that is no worse that the double version is compliant. > > Once we have something meeting a minimum standard, then I'm very > > happy to see it improved, but having C99 functions missing now is > > just embarrassing while we're working on adding C11 features. > > There are several things wrong with this reasoning, but pragmatically > the conclusion may be right: we do have a long list of users who would > prefer a dubious implementation to none at all. > > I propose we set a timeframe for this, on the order of a few months. > A rough outline might be something like: > > mid-August: expl logl log2l log10l > -- just need to clean up Bruce and Steve's work; Steve recently > sent me patches for expl, which I hope get committed soon > mid-September: acoshl asinhl atanhl coshl sinhl tanhl > -- easy once expl is in; others could probably help > mid-October: powl expm1l > mid-November: most complex.h functions > > If the schedule can't be met, then we can just import Cephes as an > interim solution without further ado. This provides Bruce and Steve > an opportunity to commit what they have been working on, without > forcing the rest of the FreeBSD community to wait indefinitely for > the pie in the sky. > > By the way, the trig and complex functions are areas where anyone with > some calculus background could contribute. If anyone is interested in > helping out, I'd be happy to coordinate things and review patches, > although I will be unavailable for much of August.
I think this sounds like an excellent plan, thanks! -- John Baldwin _______________________________________________ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
