Committed fix for FLOAT intrinsics

[Brooks Moses]

Steve Kargl wrote:
> On Wed, Mar 29, 2006 at 11:44:17AM +0200, Manfred Schwarb wrote:
>>FLOAT is very much standard Fortran77.
>>Fortran has the concept of "Generic Names" and "Specific Names" 
>>for intrinsics.
>>For this case, REAL is the generic name, and REAL, FLOAT and SNGL
>>are the corresponding specific names.
> 
> The above is indeed correct with the caveat that the argument
> to FLOAT is "default integer kind"  See 13.13 of the F95 standard.

My mistake, indeed!  I simply looked through the big list of F95 
intrinsics with descriptions (13.14) and didn't see it, and I completely 
forgot to check 13.13.

Given that this is standard, though, I think the following portion of 
the patch needs correction:

> +@item @emph{Option}:
> +gnu

This should include f95 as well as gnu.

- Brooks