1! { dg-do compile }
2! { dg-options "-fcoarray=single" }
3!
4! Contributed by Reinhold Bader
5!
6!
7program def_and_ref
8! compile only
9  use, intrinsic :: iso_fortran_env
10  implicit none
11  type :: e
12    integer(kind=atomic_int_kind) :: ia = 0
13    logical(kind=atomic_logical_kind) :: la = .false.
14  end type
15
16  type(e) :: a[*]
17
18  integer :: ival = 0
19  logical :: lval = .false.
20
21  if (this_image() == 1) then
22    call atomic_define(a[num_images()]%ia, 4)
23    call atomic_define(a[num_images()]%la, .true.)
24  end if
25  if (this_image() == num_images()) then
26    do while (ival == 0 .or. .not. lval)
27       call atomic_ref(ival, a%ia)
28       call atomic_ref(lval, a%la)
29    end do
30    if (ival == 4 .and. lval) then
31      write(*,*) 'OK'
32    else
33      write(*,*) 'FAIL: ival,lval =', ival, lval
34    end if
35  end if
36end program
37