C -*- Mode: Fortran; -*- 

C

C  (C) 2006 by Argonne National Laboratory.

C      See COPYRIGHT in top-level directory.

C

      program main

      implicit none

      include 'mpif.h'

      integer*8 inbuf, outbuf

      integer errs, ierr

      errs = 0

      call mtest_init( ierr )

C

C A simple test of allreduce for the optional integer*8 type

      call mpi_allreduce(inbuf, outbuf, 1, MPI_INTEGER8, MPI_SUM, 

     &                   MPI_COMM_WORLD, ierr)

      call mtest_finalize( errs )

      call mpi_finalize( ierr )

      end