xgitlab.cels.anl.gov is now deprecated. If you're a project owner and wish to continue to host this project in CELS gitlab, see https://help.cels.anl.gov/docs/migrating-from-legacy-to-gce/gitlab/ for instructions on how to have your project migrated to the new gitlab server.
This server will be retired on December 15, 2022.
The MPI-3 standard says (pp.354, lines 39-40): """ If MPI_ERROR_STRING is called when no string has been set, it will return a empty string (all spaces in Fortran, "" in C). """ RobL added bits to hook into the test infrastrucutre. Signed-off-by: Rob Latham <email@example.com>