HUGE is missing in math.h

Richard Earnshaw rearnsha@gcc.gnu.org
Tue Jun 28 14:26:00 GMT 2005


On Tue, 2005-06-28 at 14:44, Dave Korn wrote:

>   AFAIUI, IEEE fp is mandated by the ISO C spec, so any system that has a
> non-IEEE-compliant long double type needs to be using software fp anyway,
> doesn't it?  Does newlib care about support for non-ISO-C-compliant targets?

C99 does NOT mandate IEEE fp.  It does, however, have an annex (Annex F)
that lists a number of features that an IEEE-fp conforming target
provides.  An implementation may only define __STD_IEC_559__ if it fully
conforms to that annex.

R.



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