1program where_8
2  implicit none
3  type t
4    logical valid
5    integer :: s
6    integer, dimension(8) :: p
7  end type
8  type (t), dimension (5) :: v
9  integer i
10
11  v(:)%valid = (/.true., .true., .false., .true., .true./)
12  v(:)%s = (/1, 8, 999, 6, 2/)
13  v(1)%p(:) = (/9, 10, 0, 0, 0, 0, 0, 0/)
14  v(2)%p(:) = (/1, 2, 3, 4, 5, 6, 7, 8/)
15  v(4)%p(:) = (/13, 14, 15, 16, 17, 18, 19, 20/)
16  v(5)%p(:) = (/11, 12, 0, 0, 0, 0, 0, 0/)
17
18  forall (i=1:5,v(i)%valid)
19    where (v(i)%p(1:v(i)%s).gt.4)
20      v(i)%p(1:v(i)%s) = 21
21    end where
22  end forall
23
24  if (any(v(1)%p(:) .ne. (/21, 10, 0, 0, 0, 0, 0, 0/))) STOP 1
25  if (any(v(2)%p(:) .ne. (/1, 2, 3, 4, 21, 21, 21, 21/))) STOP 2
26  if (any(v(4)%p(:) .ne. (/21, 21, 21, 21, 21, 21, 19, 20/))) STOP 3
27  if (any(v(5)%p(:) .ne. (/21, 21, 0, 0, 0, 0, 0, 0/))) STOP 4
28end program
29