! 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