On Dec 4, 2007, at 10:43 AM, Lisandro Dalcin wrote:
> * MPI_GROUP_EMPTY cannot be freed, as it is a predefined handle. Users
> have to always check if the result of a group operation is
> MPI_GROUP_EMPTY to know if they can or cannot free them. This way is
> similar to the current management of predefined datatypes.
I'd be in favor of this, since it's consistent with the rest of the
spec w.r.t. predefined handles.