* There are three processes involved in this test: P0 (origin_shm), P1 (origin_am),
* and P2 (dest). P0 and P1 issues multiple GACC with MPI_SUM and OP_COUNT integers
* (value 1) to P2 via SHM and AM respectively. The correct results should be that the
* There are three processes involved in this test: P0 (origin_shm), P1 (origin_am),
* and P2 (dest). P0 and P1 issues multiple GACC with MPI_SUM and OP_COUNT integers
* (value 1) to P2 via SHM and AM respectively. The correct results should be that the