[gfortran] Fix NEAREST constant folder

[Steve Kargl]

On Tue, Apr 12, 2005 at 10:27:22PM +0200, Tobias Schl?ter wrote:
> 
> Apart from the specific question how NEAREST is defined, compile time
> arithmetic should yield the same results as target arithmetic.  Which in this
> case either means disabling subnormals in compiled binaries -- which I'm not
> even sure is possible --, or supporting them in the compiler.  I think people
> would kill us, if we did the former :-)
> 

I suspect we will need to rip MPFR out of gfortran, and
use gcc/real.c.

-- 
Steve