[mpich-devel] ignoring status cost

[Jeff Hammond]

Is it correct to assume that it is cheaper to check for MPI_STATUS_IGNORE
and MPI_STATUSES_IGNORE than to fill in the status object, in the case
where the user does not need the status?

Thanks,

Jeff

--
Jeff Hammond
jeff.science at gmail.com
http://jeffhammond.github.io/
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