libgomp/testsuite/libgomp.oacc-fortran/collapse-4.f90

   1 ! { dg-do run }
   2
   3 ! collapse3.f90:test1
   4 program collapse4
   5   integer :: i, j, k, a(1:7, -3:5, 12:19), b(1:7, -3:5, 12:19)
   6   logical :: l, r
   7   l = .false.
   8   r = .false.
   9   a(:, :, :) = 0
  10   b(:, :, :) = 0
  11   !$acc parallel
  12   !$acc loop collapse (3) reduction (.or.:l)
  13     do i = 2, 6
  14       do j = -2, 4
  15         do k = 13, 18
  16           l = l.or.i.lt.2.or.i.gt.6.or.j.lt.-2.or.j.gt.4
  17           l = l.or.k.lt.13.or.k.gt.18
  18           if (.not.l) a(i, j, k) = a(i, j, k) + 1
  19         end do
  20       end do
  21     end do
  22   !$acc end parallel
  23   do i = 2, 6
  24     do j = -2, 4
  25       do k = 13, 18
  26         r = r.or.i.lt.2.or.i.gt.6.or.j.lt.-2.or.j.gt.4
  27         r = r.or.k.lt.13.or.k.gt.18
  28         if (.not.l) b(i, j, k) = b(i, j, k) + 1
  29       end do
  30     end do
  31   end do
  32   if (l .neqv. r) STOP 1
  33   do i = 2, 6
  34     do j = -2, 4
  35       do k = 13, 18
  36          if (a(i, j, k) .ne. b(i, j, k)) STOP 2
  37       end do
  38     end do
  39   end do
  40 end program collapse4