| -- Copyright 2008-2021 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/>. |
| |
| with Pck; use Pck; |
| |
| procedure Foo is |
| type String_Access is access String; |
| |
| String_P : String_Access := new String'("Hello"); |
| Null_String : String_Access := null; |
| |
| -- Same situation, but constrained array. |
| type Little_Array is array (1 .. 10) of Integer; |
| type Little_Array_Ptr is access all Little_Array; |
| Arr_Ptr: Little_Array_Ptr := |
| new Little_Array'(21, 22, 23, 24, 25, 26, 27, 28, 29, 30); |
| |
| -- Same as above, but with a packed array. |
| type Small is range -64 .. 63; |
| for Small'Size use 7; |
| type Packed_Array is array (1..10) of Small; |
| pragma Pack (Packed_Array); |
| |
| type Packed_Array_Ptr is access Packed_Array; |
| PA_Ptr : Packed_Array_Ptr |
| := new Packed_Array'(10, 20, 30, 40, 50, 60, 62, 63, -23, 42); |
| begin |
| Do_Nothing (String_P'Address); -- STOP |
| Do_Nothing (Null_String'Address); |
| Do_Nothing (Arr_Ptr'Address); |
| Do_Nothing (PA_Ptr'Address); |
| end Foo; |