/* do a zero length gather */
MPI_Gather( NULL, 0, MPI_BYTE, NULL, 0, MPI_BYTE, 0, MPI_COMM_WORLD );
+#if MTEST_HAVE_MIN_MPI_VERSION(2,2)
+ /* Check to make sure that aliasing is disallowed correctly */
+ MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);
+ MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+ if (0 == rank)
+ if (MPI_SUCCESS == MPI_Gather(&rank, 1, MPI_INT,
+ &rank, 1, MPI_INT, 0, MPI_COMM_WORLD))
+ errs++;
+#endif
+
MTest_Finalize( errs );
MPI_Finalize();
return 0;