[Haskell-cafe] Directed rounding in haskell ?

[Carter Schonwald]

When it's ready.

On Friday, April 11, 2014, Dominik Peteler <haskell at with-h.at> wrote:

> Thank you for the explanation.
> Apparently there is no package on hackage (yet).
> (At least the link on the github page is dead)
> When is it going to be released ?
>
> Regards
>
> Dominik
>
>
>
> On Fri 2014-04-11 13:03, Claude Heiland-Allen wrote:
> > On 11/04/14 12:16, Dominik Peteler wrote:
> > >On Thu 2014-04-10 16:15, Alp Mestanogullari wrote:
> > >>Maybe these packages could be relevant/useful:
> > >>- https://github.com/ekmett/rounded
> > >
> > >Very interesting, thank you.
> > >How does it compare to hmpfr[1] ?
> > >
> > >[1] http://hackage.haskell.org/package/hmpfr
> >
> > 'hmpfr' doesn't work safely (random crashes occur) unless you re-compile
> a
> > custom ghc without 'integer-gmp', and the alternative 'integer-simple' is
> > very slow in comparison.
> >
> > 'rounded' works around the problem (GHC's GC moving GMP things behind
> MPFR's
> > back) but requires a patched libmpfr (which it bundles), though it is
> still
> > not quite ready for general use (a few remaining issues to resolve
> afaik).
> >
> >
> > Claude
> > --
> > http://mathr.co.uk
> >
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>
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