* Jeff Squyres wrote on Thu, Feb 11, 2010 at 12:41:15PM CET:
> On Feb 11, 2010, at 1:00 AM, Ralf Wildenhues wrote:
> > * Jeff Squyres wrote on Wed, Feb 10, 2010 at 10:02:27PM CET:
> > > WHAT: Add -DOPEN_MPI=1 to the mpif77 and mpif90 command lines
> >
> > It won't work with IBM xlf which needs -WF,-D. I'm sure there are other
> > Fortran compilers that don't grok -D either (and may not have any other
> > flag), but I'm not sure whether OpenMPI cares about them.
>
> Ah, good!
>
> If we care, it is easy enough to add a configure test to figure this
> kind of stuff out.
Sure.
> Are you aware of any other Fortran compilers that don't accept -D, and
> if so, what flags they *do* accept?
I've come across old Fortran 77 compilers that don't do any preprocessing
and thus don't accept any related flags. I don't remember details
though, and I'm not aware of any currently-used ones; my experience with
Fortran compilers is limited though.
Cheers,
Ralf
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