OPAL_DATATYPE_MAX_SUPPORTED   63 ompi/datatype/ompi_datatype.h #if OMPI_DATATYPE_MAX_PREDEFINED > OPAL_DATATYPE_MAX_SUPPORTED
OPAL_DATATYPE_MAX_SUPPORTED  161 opal/datatype/opal_datatype_get_count.c     datatype->ptypes = (size_t*)calloc(OPAL_DATATYPE_MAX_SUPPORTED, sizeof(size_t));