Patch to restrict floating point types in Fortran

[FX Coudert]

> I have tested it on IA64 HP-UX and Linux and on HPPA HP-UX, it caused no
> regressions and fixed some testsuite failures on IA64 HP-UX.
> 
> Comments?  OK to checkin?
> 
> Steve Ellcey
> sje@cup.hp.com
> 
> 2005-09-28  Steve Ellcey  <sje@cup.hp.com>
> 
> 	* fortran/trans-types.c (gfc_init_kinds): Only pass float, double,
> 	and long double floating point types through to Fortran compiler.

Well, that certainly sounds reasonnable; and if someone was against the 
idea, he would have answered already :)

But I think this would be the kind of thing where explicit maintainer 
approval would be nice. Paul, Steven?

FX