libgomp/testsuite/libgomp.oacc-fortran/collapse-6.f90

   1 ! { dg-do run }
   2
   3 ! collapse3.f90:test3
   4 program 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
  50 end program collapse6