droundy:
> On Mon, Jun 16, 2008 at 04:50:05PM -0700, John Meacham wrote:
> > On Mon, Jun 16, 2008 at 04:41:23PM -0700, Evan Laforge wrote:
> > > But what about that NaN->Integer conversion thing?
> >
> > I think that may be a bug or at least a misfeature. The standard is
> > somewhat vauge on a lot of issues dealing with floating point since
> > it is such a tricky subject and depends a lot on the environment. The
> > various rounding funcitons are particularly ugly IMHO. I added varients
> > of them that preserved the floating point type and properly implemented
> > IEEE behavior for jhc.
>
> I think the Data.Binary guys think it's a feature, since they rely in
> this behavior (well, they rely on the equivalently-foolish behavior of
> toRational). I think it's a bug.
You mean:
instance Binary Double where
put d = put (decodeFloat d)
get = liftM2 encodeFloat get get
?
if you've a portable Double decoding that works in GHC and Hugs, I'm
accepting patches.
-- Don
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