v4.1.x: reduce/ireduce: Return MPI_SUCCESS when count == 0 and send == recv.#9227
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jsquyres merged 1 commit intoopen-mpi:v4.1.xfrom Aug 29, 2021
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This will avoid returning an error for 0 counts when the send and recv buffers are NULL. Adding this will avoid skipping existing validations and drop down to the current count == 0 check. Signed-off-by: Austen Lauria <awlauria@us.ibm.com> (cherry picked from commit 715a162)
jjhursey
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Aug 16, 2021
gpaulsen
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This will avoid returning an error for 0 counts when the
send and recv buffers are NULL.
Adding this will avoid skipping existing validations
and drop down to the current count == 0 check.
Fixes #4135
Signed-off-by: Austen Lauria awlauria@us.ibm.com
(cherry picked from commit 715a162)