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February 2006

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Subject:
Re: Open source Fortran?
From:
Connie Sieh <[log in to unmask]>
Reply To:
Connie Sieh <[log in to unmask]>
Date:
Thu, 2 Feb 2006 11:20:21 -0600
Content-Type:
TEXT/PLAIN
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TEXT/PLAIN (61 lines) 
On Thu, 2 Feb 2006, Pann McCuaig wrote:

> Thanks for the responses. But . . .
> 
> On Thu, Feb 02, 2006 at 16:32, Jan Iven wrote:
> > On Thu, 2006-02-02 at 10:19 -0500, Luke Scharf wrote:
> > > Pann McCuaig wrote:
> > > 
> > > >Is anyone using g95 (or some moral equivalent) under SL4.x? Thanks for
> > > >any pointers (an x86_64 rpm would be real peachy!).
> > ..
> > > To install g77 on SL4:
> > > # yum install gcc-g77
> > > (Yum will, of course, ask you if it should install any necessary 
> > > dependencies.)
> 
> gcc-g77 is installed, but it seems not to like my fortran user's .f90
> files.
> 
> > You could also use GNU gfortran (rewritten for F95 compliance with
> > gcc-4, i.e. really old code may break according to our experience) via
> > 
> > # yum install gcc4-gfortran
> 
> According to the same user, "gfortran is not ready for prime time." Not
> having used fortran myself for over 30 years (really!) I'm happy to
> defer to his judgement. However, it does compile a .f90 file I tested it
> on just fine.
> 
> > G95 implements more legacy options and such.
> > 
> > The G95 binary tarballs are pretty self-contained (and they have a amd64
> > version at http://ftp.g95.org/g95-x86_64-64-linux.tgz), by the way. Just
> > install into a directory of your choice.
> 
> Same user does like G95, but this is what I get (on a box stock SL4.2
> x68_64 system):
> 
> [pann@alpha ~]$ g95-install/bin/ia64-unknown-linux-gnu-g95 int_sin.f90
> -bash: g95-install/bin/ia64-unknown-linux-gnu-g95: cannot execute binary
> file
> [pann@alpha ~]$ file g95-install/bin/ia64-unknown-linux-gnu-g95
> g95-install/bin/ia64-unknown-linux-gnu-g95: ELF 64-bit LSB executable,
> IA-64, version 1 (SYSV), for GNU/Linux 2.4.0, dynamically linked (uses
> shared libs), not stripped
> [pann@alpha ~]$ uname -a
> Linux alpha 2.6.9-22.0.1.ELsmp #1 SMP Thu Oct 27 11:42:46 CDT 2005
> x86_64 x86_64 x86_64 GNU/Linux
> 
> Does the 2.6 vs. 2.4 kernel issue matter? Other ideas anyone? Thanks.

Should not.  

Seems like the above g95 binary was for ia-64 and NOT x86_64.

> 
> Cheers,
>  Pann
> 
-Connie Sieh

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