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Edit File: foo.f90
module ops_module abstract interface subroutine op(x, y, z) integer, intent(in) :: x, y integer, intent(out) :: z end subroutine end interface contains subroutine foo(x, y, r1, r2) integer, intent(in) :: x, y integer, intent(out) :: r1, r2 procedure (op) add1, add2 procedure (op), pointer::p p=>add1 call p(x, y, r1) p=>add2 call p(x, y, r2) end subroutine end module subroutine add1(x, y, z) integer, intent(in) :: x, y integer, intent(out) :: z z = x + y end subroutine subroutine add2(x, y, z) integer, intent(in) :: x, y integer, intent(out) :: z z = x + 2 * y end subroutine