printf("MPI_Reduce did not return MPI_ERR_TYPE for MPI_DATATYPE_NULL type\n");
status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_OP_NULL, root, MPI_COMM_WORLD);
if(status!=MPI_ERR_OP)
- printf("MPI_Reduce did not return MPI_ERR_COMM for MPI_OP_NULL op\n");
+ printf("MPI_Reduce did not return MPI_ERR_OP for MPI_OP_NULL op\n");
status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_SUM, -1, MPI_COMM_WORLD);
if(status!=MPI_ERR_ROOT)
printf("MPI_Reduce did not return MPI_ERR_ROOT for root -1\n");