! { dg-do run } ! collapse3.f90:test1 program collapse4 integer :: i, j, k, a(1:7, -3:5, 12:19), b(1:7, -3:5, 12:19) logical :: l, r l = .false. r = .false. a(:, :, :) = 0 b(:, :, :) = 0 !$acc parallel !$acc loop collapse (3) reduction (.or.:l) do i = 2, 6 do j = -2, 4 do k = 13, 18 l = l.or.i.lt.2.or.i.gt.6.or.j.lt.-2.or.j.gt.4 l = l.or.k.lt.13.or.k.gt.18 if (.not.l) a(i, j, k) = a(i, j, k) + 1 end do end do end do !$acc end parallel do i = 2, 6 do j = -2, 4 do k = 13, 18 r = r.or.i.lt.2.or.i.gt.6.or.j.lt.-2.or.j.gt.4 r = r.or.k.lt.13.or.k.gt.18 if (.not.l) b(i, j, k) = b(i, j, k) + 1 end do end do end do if (l .neqv. r) call abort do i = 2, 6 do j = -2, 4 do k = 13, 18 if (a(i, j, k) .ne. b(i, j, k)) call abort end do end do end do end program collapse4