From: Michael Starkie <Starfire@LL.MIT.EDU>
Newsgroups: comp.parallel.mpi
Subject: Re: Are MPI-1 implementations interchangeable?
Date: Tue, 12 Jan 1999 08:48:31 -0500
Organization: MIT Lincoln Laboratory
Message-Id: <369B52AF.FC956526@LL.MIT.EDU>
References: <369A334C.E25F42BD@LL.MIT.EDU> <369B1319.6FE1A7D7@dolphinics.com>
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James Cownie wrote: MPI is specified at the source level, Therefore you
would need to

> re-compile and
> re-link.
>
> (For instance the standard does not specify the values
> of "constants" such as MPI_COMM_WORLD, merely their names).
>
> -- Jim
>
> James Cownie                    <jcownie@dolphinics.com>
> Dolphin Interconnect Solutions  +44 117 9071438
> http://www.dolphinics.com/toolworks


    Yes. But are the results the same?  Has anyone re-linked more than one
MPI implementation with their application and found different results or
unexpected behavior. I'm looking for an indication as to how divergent the
various implementations are from one another.