Have you tried just rebuilding OMPI after setting gcc 4.1.2 at the front of your PATH and LD_LIBRARY_PATH?
> On Sep 16, 2015, at 8:58 AM, Kumar, Sudhir <k...@chevron.com> wrote: > > Hi > We are currently using openmpi 1.8.5 and gcc 4.4.7, we would like to change > the associated gcc to gcc 4.1.2 for our openmpi 1.8.5 installation. > Is this possible. If so how can it be done. > Thanks > Sudhir Kumar > > > _______________________________________________ > users mailing list > us...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2015/09/27593.php