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[Fwd: Re: isnan in fortran]
From: |
Svante Signell |
Subject: |
[Fwd: Re: isnan in fortran] |
Date: |
Tue, 10 Apr 2012 15:51:06 +0200 |
Does the address@hidden mailing list not work any longer?
Should it be address@hidden instead?
-------- Forwarded Message --------
From: Svante Signell <address@hidden>
Reply-to: address@hidden
To: address@hidden
Subject: Re: isnan in fortran
Date: Tue, 10 Apr 2012 15:19:52 +0200
On Tue, 2012-04-10 at 14:13 +0100, Michael Goffioul wrote:
> On Tue, Apr 10, 2012 at 2:03 PM, Jordi GutiƩrrez Hermoso
...
> > Can Fortran be preprocessed? If so, can we write an autoconf macro to
> > check for isnan and use X.NE.X if not?
>
> http://gcc.gnu.org/onlinedocs/gfortran/Preprocessing-Options.html
>
> Apparently, it can be preprocessed, but it's not enabled by default
> for .f files (assuming .f extension is treated differently than .F,
> which is not clear from the documentation).
>From man gcc:
file.f
file.for
file.ftn
Fixed form Fortran source code which should not be preprocessed.
file.F
file.FOR
file.fpp
file.FPP
file.FTN
Fixed form Fortran source code which must be preprocessed (with
the traditional preprocessor).
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