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Subject: Re: [OMPI devel] Ticket #1982 - Fortran MPI_IN_PLACE issue
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2009-09-22 10:24:13


Thanks! I added these comments to #1982 (don't hesitate to add
comments yourself :-) ).

On Sep 22, 2009, at 10:05 AM, David Gunter wrote:

> I've been playing around with Jeff's "bogus" tarball and I, too, see
> it fail on OS X. If I make the following changes it works perfectly:
>
> in configure.in
>
> 1) replace -fno-common with -fcommon
> 2) add -flat_namespace as part of the arguments for creating shared
> libs.
>
> After that, things work fine:
>
> (dog_at_domdechant 63%) main
> Fortran MPI_BOTTOM is 93
> Assigning C variables
> MPI_SEND_F: This is BOTTOM: 0x2040 == (0x6020/17, 0x6024/18,
> 0x2040/19, 0x602c/20)
> Fortran MPI_BOTTOM is 19
> Fortran MPI_BOTTOM is 32
> MPI_SEND_F: This is BOTTOM: 0x2040 == (0x6020/17, 0x6024/18,
> 0x2040/32, 0x602c/20)
> Fortran MPI_BOTTOM is 32
>
> I still don't see what the problem is for the two different versions
> of OMPI are.
>
> OSX 10.5.8, GCC 4.4.1, most recent libtool, autoconf, automake and m4.
>
> -david
> --
> David Gunter
> HPC-3: Parallel Tools Team
> Los Alamos National Laboratory
>
>
>
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-- 
Jeff Squyres
jsquyres_at_[hidden]