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! This file created from test/mpi/f77/rma/c2f2cwinf.f with f77tof90
! -*- Mode: Fortran; -*-
!
! (C) 2003 by Argonne National Laboratory.
! See COPYRIGHT in top-level directory.
!
! Test just MPI-RMA
!
program main
use mpi_f08
integer errs, toterrs, ierr
integer wrank, wsize
integer wgroup, info, req
TYPE(MPI_Win) win
integer result
integer c2fwin
! The integer asize must be of ADDRESS_KIND size
integer (kind=MPI_ADDRESS_KIND) asize
errs = 0
call mpi_init( ierr )
!
! Test passing a Fortran MPI object to C
call mpi_comm_rank( MPI_COMM_WORLD, wrank, ierr )
asize = 0
call mpi_win_create( 0, asize, 1, MPI_INFO_NULL, &
& MPI_COMM_WORLD, win, ierr )
errs = errs + c2fwin( win )
call mpi_win_free( win, ierr )
!
! Test using a C routine to provide the Fortran handle
call f2cwin( win )
! no info, in comm world, created with no memory (base address 0,
! displacement unit 1
call mpi_win_free( win, ierr )
!
! Summarize the errors
!
call mpi_allreduce( errs, toterrs, 1, MPI_INTEGER, MPI_SUM, &
& MPI_COMM_WORLD, ierr )
if (wrank .eq. 0) then
if (toterrs .eq. 0) then
print *, ' No Errors'
else
print *, ' Found ', toterrs, ' errors'
endif
endif
end
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