v4.1.x: coll/libnbc: correctly handle MPI_BOTTOM #10078
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if both send and receive buffers are MPI_BOTTOM, this is not equivalent to MPI_IN_PLACE Thanks Lisandro Dalcin for reporting this issue. Refs. open-mpi#9650 Signed-off-by: Gilles Gouaillardet <[email protected]> (cherry picked from commit 88aad4d)
bwbarrett
approved these changes
Mar 7, 2022
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if both send and receive buffers are MPI_BOTTOM, this is not
equivalent to MPI_IN_PLACE
Thanks Lisandro Dalcin for reporting this issue.
Refs. #9650
Signed-off-by: Gilles Gouaillardet [email protected]
(cherry picked from commit 88aad4d)