On Wed, Jan 29, 2014 at 08:41:36PM +0400, Dmitry Marakasov wrote:
> Gerald haven't responded yet, so I though I'd better post in on the
> list as well for wider discussion.
> In short:
> - our libm lacks some C99 functions: erfl erfcl lgammal tgammal
I have code for erfl and erfcl, and I've done
some work on lgammal. See freebsd-numerics list archive.
No, I do not have an ETA for when the code may land in the tree.
> - bad enough by itself, it affects libstdc++ from ports' gcc in such a
> way that it disables C++11 math completely (along with a lot more
> other more widely used math functions)
> - we may probably implement these by calling less-precise
> erf erfc lgamma tgamma as we do with other functions as we alredy
> do with some others
This, unfortuantely, has already been done, although it may only
be available in FreeBSD-current. See src/lib/msun/src/imprecise.c.
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