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!
! Copyright (C) by Argonne National Laboratory
! See COPYRIGHT in top-level directory
!
program main
use mpi_f08
implicit none
integer :: size, rank, ierr, errs
logical :: verbose
common /flags/ verbose
character*8 :: name='test1'
character*80 :: title='test1: Send/Recv - send integer'
integer :: sint, i
integer, dimension(10) :: iar
type(MPI_Status) status
errs = 0
verbose = .false.
call MTest_Init(ierr)
call mpi_comm_size(MPI_COMM_WORLD, size, ierr)
call mpi_comm_rank(MPI_COMM_WORLD, rank, ierr)
if (rank .eq. 0) then
sint = 789
if (verbose) print *, ' ===== ', trim(title), ' ====='
if (verbose) print *, "rank 0 sends ", sint
call mpi_send(sint, 1, MPI_INTEGER, 1, 567, MPI_COMM_WORLD, ierr);
if (ierr .ne. MPI_SUCCESS) then
print *,"PE ",rank,": ",name,": mpi_send exited in error (",ierr,")"
errs = errs + 1
endif
else
call mpi_recv(sint, 1, MPI_INTEGER, 0, 567, MPI_COMM_WORLD, status, ierr);
if (ierr .ne. MPI_SUCCESS) then
print *,"PE ",rank,": ",name,"mpi_recv exited in error (",ierr,")"
errs = errs + 1
endif
if (verbose) print *, "rank 1 receives ",sint
if (sint .eq. 789) then
if (verbose) print *, "PE ", rank,": PASS - ", trim(title)
else
errs = errs + 1
print *, "PE ", rank,": FAIL - ", trim(title)
endif
endif
call MTest_Finalize(errs)
end program
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