From: Jerry D <jvdelisle2@gmail.com>
To: Allin Cottrell <cottrell@wfu.edu>
Cc: gfortran <fortran@gcc.gnu.org>
Subject: Re: Compile antiquated fortran?
Date: Thu, 27 Jul 2023 16:27:19 -0400 [thread overview]
Message-ID: <b0ae63c3-949c-ffa8-854e-d32382461b30@gmail.com> (raw)
In-Reply-To: <alpine.LFD.2.20.3.2307271328410.3084999@myrtle>
On 7/27/23 1:36 PM, Allin Cottrell via Fortran wrote:
> I have old fortran source code (not my own work) for a specialized
> statistical program that I and others find quite useful.
>
> A few years ago I was able to compile it on Linux using gfortran with
> std=legacy (and also cross-compile it for Windows an Mac). Now I'd like
> to rebuild it, but with recent gfortran (I've tried 12.2.1 on Fedora and
> 13.1.1 on Arch) it's a no-go. I get lots of errors of the following sort:
>
> ansub9.f:151:44:
>
> 151 | INTEGER ITYPE,INIT,LAM,IMEAN,IP,ID,Q,BP,BD,BQ,SQG,MQ,L,M,
> | 1
> Error: Symbol ‘q’ at (1) already has basic type of REAL
>
> I can understand this complaint. The code contains this sort of thing
> within a given subroutine:
>
> IMPLICIT REAL*8 (A-H,O-Z)
Have you considered replacing the above line with IMPLICIT NONE and add
explicit declarations as needed? The code will be safer in the long run.
Regards,
Jerry
next prev parent reply other threads:[~2023-07-27 20:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-27 17:36 Allin Cottrell
2023-07-27 18:21 ` Steve Kargl
2023-07-27 20:27 ` Jerry D [this message]
2023-07-27 23:09 ` Allin Cottrell
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