Re: isnan(NAN) returns 0!

FROM : Jonathan Grynspan
DATE : Sun Aug 13 17:11:59 2006

Huh. Really? This is strange, because it didn't rear its head until I 
upgraded. Looking at the discussion there, it caught some other 
people off guard.

I feel suitably dumb now. :(

-Jonathan Grynspan

On 13-Aug-06, at 3:01 AM, Andrew Pinski wrote:

> This is not really a bug if "Relax IEEE restrictions", is really
> just a synom for -ffast-math.  -ffast-math turns on -ffinite-math-only
> which says: "Assume no NaNs or infinities are generated".
>
> Unless this is x86 which has a known bug and "Relax IEEE restrictions"
> is a synom for -funsafe-math-optimizations.  See
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19116
>
> -- Pinski