!
! Test user-defined operations. This tests a simple commutative operation
!
- subroutine uop( cin, cout, count, datatype )
- use mpi
- integer cin(*), cout(*)
- integer count, datatype
- integer i
-
-! if (datatype .ne. MPI_INTEGER) then
-! print *, 'Invalid datatype (',datatype,') passed to user_op()'
-! return
-! endif
-
- do i=1, count
- cout(i) = cin(i) + cout(i)
- enddo
- end
-
program main
use mpi
external uop
call mtest_finalize(errs)
call mpi_finalize(ierr)
end
+
+ subroutine uop( cin, cout, count, datatype )
+ use mpi
+ integer cin(*), cout(*)
+ integer count, datatype
+ integer i
+
+ if (datatype .ne. MPI_INTEGER) then
+ print *, 'Invalid datatype (',datatype,') passed to user_op()'
+ return
+ endif
+
+ do i=1, count
+ cout(i) = cin(i) + cout(i)
+ enddo
+ end