Sven Panne <[EMAIL PROTECTED]> wrote:
> What's even worse: I've just seen that neither Hugs nor nhc98
> implement isNaN, isInfinte, isDenormalized, isNegativeZero and
> isIEEE. :-( GHC does it via some bit-fiddling in StgPrimFloat.c, but
> it is unclear to me why the stuff from <math.h> (isnan() etc.) is not
> simply used instead. Does anybody remember? These macros are C99, I
> think, but do we really support older C standards?
If I recall correctly, at the time nhc's numeric code was first written
in 1994, the C99 standard was not widely available. :-)
Regards,
Malcolm
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