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@jsquyres jsquyres commented Apr 5, 2018

Per 0ab6b20, note in the MPI_Comm_spawn_multiple.3in man page that
the array_of_commands does not need to be terminated -- it just need
to have exactly "count" entries. In the Fortran binding, at least,
this is different than in prior released versions of Open MPI (it's
not a backwards incompatibility, since prior versions of Open MPI
required array_of_commands to be blank-string-terminated in Fortran --
this change makes Open MPI be less restrictive, and therefore still
backwards compatible).

Signed-off-by: Jeff Squyres jsquyres@cisco.com
(cherry picked from commit fc8ebbb)

Per 0ab6b20, note in the MPI_Comm_spawn_multiple.3in man page that
the array_of_commands does not need to be terminated -- it just need
to have exactly "count" entries.  In the Fortran binding, at least,
this is different than in prior released versions of Open MPI (it's
not a backwards incompatibility, since prior versions of Open MPI
required array_of_commands to be blank-string-terminated in Fortran --
this change makes Open MPI be *less* restrictive, and therefore still
backwards compatible).

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
(cherry picked from commit fc8ebbb)
@jsquyres jsquyres added this to the v2.1.4 milestone Apr 5, 2018
@jsquyres jsquyres requested a review from ggouaillardet April 5, 2018 14:59
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jsquyres commented Apr 7, 2018

@hppritcha Good to go.

@hppritcha hppritcha merged commit 55feba0 into open-mpi:v2.x Apr 13, 2018
@jsquyres jsquyres deleted the pr/v2.1.x/mpi-comm-spawn-multiple-fortran-man-page-update branch August 2, 2018 16:57
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3 participants