gdb/testsuite/gdb.mi/vla.f90

   1 ! Copyright 2015-2021 Free Software Foundation, Inc.
   2 !
   3 ! This program is free software; you can redistribute it and/or modify
   4 ! it under the terms of the GNU General Public License as published by
   5 ! the Free Software Foundation; either version 3 of the License, or
   6 ! (at your option) any later version.
   7 !
   8 ! This program is distributed in the hope that it will be useful,
   9 ! but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 ! GNU General Public License for more details.
  12 !
  13 ! You should have received a copy of the GNU General Public License
  14 ! along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 program vla
  17   real, allocatable :: vla1 (:)
  18   real, target, allocatable :: vla2(:, :)
  19   real, pointer :: pvla2 (:, :)
  20   logical :: l
  21   nullify (pvla2)
  22
  23   allocate (vla1 (5))         ! vla1-not-allocated
  24   l = allocated(vla1)         ! vla1-allocated
  25
  26   vla1(:) = 1
  27   vla1(2) = 42                ! vla1-filled
  28   vla1(4) = 24
  29
  30   deallocate (vla1)           ! vla1-modified
  31   l = allocated(vla1)         ! vla1-deallocated
  32
  33   allocate (vla2 (5, 2))
  34   vla2(:, :) = 2
  35
  36   pvla2 => vla2               ! pvla2-not-associated
  37   l = associated(pvla2)       ! pvla2-associated
  38
  39   pvla2(2, 1) = 42
  40
  41   pvla2 => null()
  42   l = associated(pvla2)       ! pvla2-set-to-null
  43 end program vla