ubuntu-buildroot/output/build/host-gcc-initial-11.4.0/gcc/testsuite/gnat.dg/warn20_pkg.adb

package body Warn20_Pkg is
   L : array (1 .. 10) of T := (1 .. 10 => None);
   procedure Foo is
   begin
      for A of L loop
         exit when A = None;
         Dispatch (A);
      end loop;
   end;
end;