1! { dg-do run }
2
3! collapse3.f90:test3
4program collapse6
5  integer :: i, j, k, a(1:7, -3:5, 12:19), b(1:7, -3:5, 12:19)
6  integer :: v1, v2, v3, v4, v5, v6, v7, v8, v9
7  logical :: l, r
8  l = .false.
9  r = .false.
10  a(:, :, :) = 0
11  b(:, :, :) = 0
12  v1 = 3
13  v2 = 6
14  v3 = -2
15  v4 = 4
16  v5 = 13
17  v6 = 18
18  v7 = 1
19  v8 = 1
20  v9 = 1
21  !$acc parallel
22  !$acc loop collapse (3) reduction (.or.:l)
23    do i = v1, v2, v7
24      do j = v3, v4, v8
25        do k = v5, v6, v9
26          l = l.or.i.lt.2.or.i.gt.6.or.j.lt.-2.or.j.gt.4
27          l = l.or.k.lt.13.or.k.gt.18
28          if (.not.l) a(i, j, k) = a(i, j, k) + 1
29        end do
30      end do
31    end do
32  !$acc end parallel
33  do i = v1, v2, v7
34    do j = v3, v4, v8
35      do k = v5, v6, v9
36        r = r.or.i.lt.2.or.i.gt.6.or.j.lt.-2.or.j.gt.4
37        r = r.or.k.lt.13.or.k.gt.18
38        if (.not.r) b(i, j, k) = b(i, j, k) + 1
39      end do
40    end do
41  end do
42  if (l .neqv. r) STOP 1
43  do i = v1, v2, v7
44    do j = v3, v4, v8
45       do k = v5, v6, v9
46         if (a(i, j, k) .ne. b(i, j, k)) STOP 2
47       end do
48    end do
49  end do
50end program collapse6
51