[mpiwg-rma] {MAX,MIN}LOC in RMA

Jed Brown jedbrown at mcs.anl.gov
Thu Mar 13 20:42:01 CDT 2014

Jeff Hammond <jeff.science at gmail.com> writes:

> But this can't be done in hardware easily so how did we ever let it
> into the RMA chapter? :-)

How 'bout MPI_PROD for complex?

We use MINLOC to resolve sharing in unstructured meshes.  My RMA
implementation is no longer default due to buggy MPI implementations of
RMA datatypes, but we are using that semantic operation.
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