| ! Copyright 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/>. |
| |
| ! |
| ! Start of test program. |
| ! |
| program test |
| |
| ! Things to point at. |
| integer, target :: array_1d (1:10) = 0 |
| integer, target :: array_2d (1:10, 1:10) = 0 |
| integer, target :: an_integer = 0 |
| integer, target :: other_integer = 0 |
| real, target :: a_real = 0.0 |
| |
| ! Things to point with. |
| integer, pointer :: array_1d_p (:) => null () |
| integer, pointer :: other_1d_p (:) => null () |
| integer, pointer :: array_2d_p (:,:) => null () |
| integer, pointer :: an_integer_p => null () |
| integer, pointer :: other_integer_p => null () |
| real, pointer :: a_real_p => null () |
| |
| ! The start of the tests. |
| call test_associated (associated (array_1d_p)) |
| call test_associated (associated (array_1d_p, array_1d)) |
| |
| array_1d_p => array_1d |
| call test_associated (associated (array_1d_p, array_1d)) |
| |
| array_1d_p => array_1d (2:10) |
| call test_associated (associated (array_1d_p, array_1d)) |
| |
| array_1d_p => array_1d (1:9) |
| call test_associated (associated (array_1d_p, array_1d)) |
| |
| array_1d_p => array_2d (3, :) |
| call test_associated (associated (array_1d_p, array_1d)) |
| call test_associated (associated (array_1d_p, array_2d (2, :))) |
| call test_associated (associated (array_1d_p, array_2d (3, :))) |
| |
| array_1d_p => null () |
| call test_associated (associated (array_1d_p)) |
| call test_associated (associated (array_1d_p, array_2d (3, :))) |
| |
| call test_associated (associated (an_integer_p)) |
| call test_associated (associated (an_integer_p, an_integer)) |
| an_integer_p => an_integer |
| call test_associated (associated (an_integer_p)) |
| call test_associated (associated (an_integer_p, an_integer)) |
| |
| call test_associated (associated (an_integer_p, other_integer_p)) |
| other_integer_p => other_integer |
| call test_associated (associated (other_integer_p)) |
| call test_associated (associated (an_integer_p, other_integer_p)) |
| call test_associated (associated (other_integer_p, an_integer_p)) |
| call test_associated (associated (other_integer_p, an_integer)) |
| |
| other_integer_p = an_integer_p |
| call test_associated (associated (an_integer_p, other_integer_p)) |
| call test_associated (associated (other_integer_p, an_integer_p)) |
| |
| call test_associated (associated (a_real_p)) |
| call test_associated (associated (a_real_p, a_real)) |
| a_real_p => a_real |
| call test_associated (associated (a_real_p, a_real)) |
| |
| ! Setup for final tests, these are performed at the print line |
| ! below. These final tests are all error conditon checks, |
| ! i.e. things that can't be compiled into Fortran. |
| array_1d_p => array_1d |
| |
| print *, "" ! Final Breakpoint |
| print *, an_integer |
| print *, a_real |
| |
| contains |
| |
| subroutine test_associated (answer) |
| logical :: answer |
| |
| print *,answer ! Test Breakpoint |
| end subroutine test_associated |
| |
| end program test |