File: opt83.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 (33 lines) | stat: -rw-r--r-- 551 bytes parent folder | download | duplicates (2) 
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
 
--  { dg-do compile }
--  { dg-options "-O2" }

--  rpo fre3 used to loop indefinitely replacing _2 with _8 and back,
--  given MEM[(struct test__e &)_2][0]{lb: _7 sz: 16}._tag = A23s_29;
--  and an earlier _8 = &*_2[0]{lb: _7 sz: 16}.

procedure Opt83 is

   type E is tagged record
      I : Natural := 0;
   end record;

   type A is array (Natural range <>) of aliased E;

   F : E;

   R : access A;

   procedure N is
   begin
      if R = null then
        R := new A (0 .. 4);
      end if;
   end N;

begin

   N;

   R (0) := F;

end Opt83;