|  | ! Copyright 2021-2025 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  arank | 
|  |  | 
|  | REAL :: array0 | 
|  | REAL :: array1(10) | 
|  | REAL :: array2(1, 2) | 
|  | REAL :: array3(3, 4, 5) | 
|  | REAL :: array4(4, 5, 6, 7) | 
|  |  | 
|  | array0 = 0 | 
|  | array1 = 1.0 | 
|  | array2 = 2.0 | 
|  | array3 = 3.0 | 
|  | array4 = 4.0 | 
|  |  | 
|  | call test_rank (array0) | 
|  | call test_rank (array1) | 
|  | call test_rank (array2) | 
|  | call test_rank (array3) | 
|  | call test_rank (array4) | 
|  |  | 
|  | print *, "" ! Final Breakpoint | 
|  |  | 
|  | CONTAINS | 
|  |  | 
|  | SUBROUTINE test_rank(answer) | 
|  | REAL :: answer(..) | 
|  | print *, RANK(answer)     ! Test Breakpoint | 
|  | END SUBROUTINE test_rank | 
|  |  | 
|  | END PROGRAM arank |