| -- Copyright 2008-2015 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/>. |
| |
| procedure Comp_Bug is |
| |
| type Number_T (Exists : Boolean := False) is |
| record |
| case Exists is |
| when True => |
| Value : Natural range 0 .. 255; |
| when False => |
| null; |
| end case; |
| end record; |
| pragma Pack (Number_T); |
| |
| X : Number_T; |
| -- brobecker/2007-09-06: At the time when this issue (G904-017) was |
| -- reported, the problem only reproduced if the variable was declared |
| -- inside a function (in other words, stored on stack). Although |
| -- the issue probably still existed when I tried moving this variable |
| -- to a package spec, the symptoms inside GDB disappeared. |
| begin |
| X := (Exists => True, Value => 10); |
| if X.Exists then -- STOP |
| X.Value := X.Value + 1; |
| end if; |
| end Comp_Bug; |