| ! Copyright 2015-2016 Free Software Foundation, Inc. |
| ! |
| ! This program is free software; you can redistribute it and/or modify |
| ! it under the terms of the GNU General Public License as published by |
| ! the Free Software Foundation; either version 3 of the License, or |
| ! (at your option) any later version. |
| ! |
| ! This program is distributed in the hope that it will be useful, |
| ! but WITHOUT ANY WARRANTY; without even the implied warranty of |
| ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| ! GNU General Public License for more details. |
| ! |
| ! You should have received a copy of the GNU General Public License |
| ! along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| program vla |
| real, allocatable :: vla1 (:) |
| real, target, allocatable :: vla2(:, :) |
| real, pointer :: pvla2 (:, :) |
| logical :: l |
| nullify (pvla2) |
| |
| allocate (vla1 (5)) ! vla1-not-allocated |
| l = allocated(vla1) ! vla1-allocated |
| |
| vla1(:) = 1 |
| vla1(2) = 42 ! vla1-filled |
| vla1(4) = 24 |
| |
| deallocate (vla1) ! vla1-modified |
| l = allocated(vla1) ! vla1-deallocated |
| |
| allocate (vla2 (5, 2)) |
| vla2(:, :) = 2 |
| |
| pvla2 => vla2 ! pvla2-not-associated |
| l = associated(pvla2) ! pvla2-associated |
| |
| pvla2(2, 1) = 42 |
| |
| pvla2 => null() |
| l = associated(pvla2) ! pvla2-set-to-null |
| end program vla |