I'd be willing to do this. -- Best wishes, Artem
On Thu, 2 Aug 2018, 04:38 Matt Peddie, <mped...@gmail.com> wrote: > Thanks, Ben, for chiming in. I think calling out to C for these > functions is the way to go if it's now feasible. (Calling out to libm > is the workaround I'm using in the application that led me to discover > the inaccuracy.) > > Matt > > On Thu, Aug 2, 2018 at 11:33 AM, Ben Gamari <b...@smart-cactus.org> wrote: > > Matt Peddie <mped...@gmail.com> writes: > > > >> Hi George, > >> > >> Not a stupid question. I don't have a single source at hand, but I > >> think I read in a few places on the wiki that calling out to the > >> system math library is not an option due to the variety of system math > >> libraries on the platforms GHC supports. It'd be great if I got the > >> wrong impression and this could just be a call to C. Can anyone set > >> me straight on this point? > >> > > Indeed it's not a stupid question at all. Indeed this is precisely what > > we do for the simpler transcendentals (e.g. sin, asin, log). We very > > well could move in this direction in the case of asinh/atanh as well. I > > believe the reason we don't currently is that atanh was only > > standardized in C99, which we only started requiring a few releases ago. > > Perhaps this is ultimately the right direction. > > > > Cheers, > > > > - Ben > _______________________________________________ > ghc-devs mailing list > ghc-devs@haskell.org > http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs >
_______________________________________________ ghc-devs mailing list ghc-devs@haskell.org http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs
