gcc/testsuite/gfortran.dg/typebound_call_10.f03

! { dg-do run }
!
! PR 39630: [F03] Procedure Pointer Components with PASS
!
! Contributed by Tobias Burnus <burnus@gcc.gnu.org>

module m

 type :: t
  integer :: i
 contains
  procedure, pass(y) :: foo
 end type t

contains

 subroutine foo(x,y)
  type(t),optional :: x
  class(t) :: y
  if(present(x)) then
    print *, 'foo', x%i, y%i
  else
    print *, 'foo', y%i
  end if
 end subroutine foo

end module m

use m
type(t) :: t1, t2
t1%i = 3
t2%i = 4
call t1%foo()
call t2%foo()
call t1%foo(t2)
end