| ! Copyright 2015-2021 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, target, allocatable :: vla1 (:, :, :) |
| real, target, allocatable :: vla2 (:, :, :) |
| real, target, allocatable :: vla3 (:, :) |
| real, pointer :: pvla (:, :, :) |
| logical :: l |
| nullify(pvla) |
| |
| allocate (vla1 (10,10,10)) ! vla1-init |
| l = allocated(vla1) |
| |
| allocate (vla2 (1:7,42:50,13:35)) ! vla1-allocated |
| l = allocated(vla2) |
| |
| vla1(:, :, :) = 1311 ! vla2-allocated |
| vla1(3, 6, 9) = 42 |
| vla1(1, 3, 8) = 1001 |
| vla1(6, 2, 7) = 13 |
| |
| vla2(:, :, :) = 1311 ! vla1-filled |
| vla2(5, 45, 20) = 42 |
| |
| pvla => vla1 ! vla2-filled |
| l = associated(pvla) |
| |
| pvla => vla2 ! pvla-associated |
| l = associated(pvla) |
| pvla(5, 45, 20) = 1 |
| pvla(7, 45, 14) = 2 |
| |
| pvla => null() ! pvla-re-associated |
| l = associated(pvla) |
| |
| deallocate (vla1) ! pvla-deassociated |
| l = allocated(vla1) |
| |
| deallocate (vla2) ! vla1-deallocated |
| l = allocated(vla2) |
| |
| allocate (vla3 (2,2)) ! vla2-deallocated |
| vla3(:,:) = 13 |
| |
| allocate (vla1 (-2:-1, -5:-2, -3:-1)) |
| vla1(:, :, :) = 1 |
| vla1(-2, -3, -1) = -231 |
| |
| deallocate (vla1) ! vla1-neg-bounds-v1 |
| l = allocated(vla1) |
| |
| allocate (vla1 (-2:1, -5:2, -3:1)) |
| vla1(:, :, :) = 2 |
| vla1(-2, -4, -2) = -242 |
| |
| deallocate (vla1) ! vla1-neg-bounds-v2 |
| l = allocated(vla1) |
| |
| end program vla |
