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! { dg-do compile }
! { dg-options "-fcoarray=single" }
!
! Contributed by Reinhold Bader
!
!
program def_and_ref
! compile only
use, intrinsic :: iso_fortran_env
implicit none
type :: e
integer(kind=atomic_int_kind) :: ia = 0
logical(kind=atomic_logical_kind) :: la = .false.
end type
type(e) :: a[*]
integer :: ival = 0
logical :: lval = .false.
if (this_image() == 1) then
call atomic_define(a[num_images()]%ia, 4)
call atomic_define(a[num_images()]%la, .true.)
end if
if (this_image() == num_images()) then
do while (ival == 0 .or. .not. lval)
call atomic_ref(ival, a%ia)
call atomic_ref(lval, a%la)
end do
if (ival == 4 .and. lval) then
write(*,*) 'OK'
else
write(*,*) 'FAIL: ival,lval =', ival, lval
end if
end if
end program
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