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! -*- Mode: Fortran; -*-
!
! (C) 2014 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 (len=10) :: name='test12'
character (len=80) :: title='test 12: Isend/Irecv array slice - iar(2:7)'
integer :: sint, i
integer, dimension(10) :: iar, iar_check
type(MPI_Request) request
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
if (verbose) print *, ' ===== ', trim(title), ' ====='
do i=1,10
iar(i)=i
end do
block
ASYNCHRONOUS :: iar
call mpi_isend(iar(2:7), 6, MPI_INTEGER, 1, 678, MPI_COMM_WORLD, request, ierr);
if (ierr .ne. MPI_SUCCESS) then
if (verbose) print *,"PE ",rank,": ",name,": mpi_isend exited in error (",ierr,")"
errs = errs + 1
endif
call mpi_wait(request, status, ierr)
if (ierr .ne. MPI_SUCCESS) then
if (verbose) print *,"PE ",rank,": ",name,": mpi_wait exited in error (",ierr,")"
errs = errs + 1
endif
end block
else if (rank .eq. 1) then
do i=1,10
iar(i)=0
iar_check(i)=0
end do
do i=2,7
iar_check(i)=i
end do
block
ASYNCHRONOUS :: iar
call mpi_irecv(iar(2:7), 6, MPI_INTEGER, 0, 678, MPI_COMM_WORLD, request, ierr);
if (ierr .ne. MPI_SUCCESS) then
if (verbose) print *,"PE ",rank,": ",name,"mpi_irecv exited in error (",ierr,")"
errs = errs + 1
endif
call mpi_wait(request, status, ierr)
if (ierr .ne. MPI_SUCCESS) then
if (verbose) print *,"PE ",rank,": ",name,": mpi_wait exited in error (",ierr,")"
errs = errs + 1
endif
end block
do i=1,10
if (iar(i) .ne. iar_check(i)) then
if (verbose) print *, "rank 1: iar(", i, ")=", iar(i), ", expected ",iar_check(i)
errs = errs + 1
endif
end do
if (errs .eq. 0) then
if (verbose) print *, "PE ", rank,": PASS - test 12 - ", trim(title)
else
if (verbose) print *, "PE ", rank,": FAIL - test 12 - ", trim(title)
endif
if (verbose) print *, iar(1), iar(2), iar(3), iar(4), iar(5), iar(6), iar(7), iar(8), iar(9)
endif
call MTest_Finalize(errs)
call MPI_Finalize(ierr)
end program
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