File: bip_aggregate_bug.adb

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (49 lines) | stat: -rw-r--r-- 1,341 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
--  { dg-do run }

procedure BIP_Aggregate_Bug is

   package Limited_Types is

      type Lim_Tagged is tagged limited record
         Root_Comp : Integer;
      end record;

      type Lim_Ext is new Lim_Tagged with record
         Ext_Comp : Integer;
      end record;

      function Func_Lim_Tagged (Choice : Integer) return Lim_Tagged'Class;

   end Limited_Types;

   package body Limited_Types is

      function Func_Lim_Tagged (Choice : Integer) return Lim_Tagged'Class is
      begin
         case Choice is
            when 111 =>
               return Lim_Ext'(Root_Comp => Choice, Ext_Comp => Choice);
            when 222 =>
               return Result : Lim_Tagged'Class
                        := Lim_Ext'(Root_Comp => Choice, Ext_Comp => Choice);
            when others =>
               return Lim_Tagged'(Root_Comp => Choice);
         end case;
      end Func_Lim_Tagged;

   end Limited_Types;

   use Limited_Types;

   LT_Root : Lim_Tagged'Class := Func_Lim_Tagged (Choice => 999);
   LT_Ext1 : Lim_Tagged'Class := Func_Lim_Tagged (Choice => 111);
   LT_Ext2 : Lim_Tagged'Class := Func_Lim_Tagged (Choice => 222);

begin
   if LT_Root.Root_Comp /= 999
     or else Lim_Ext (LT_Ext1).Ext_Comp /= 111
     or else Lim_Ext (LT_Ext2).Ext_Comp /= 222
   then
      raise Program_Error;
   end if;
end BIP_Aggregate_Bug;