/* This testcase is part of GDB, the GNU debugger.

   Copyright 2007-2020 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/>.  */

struct empty {};
union empty_union {};

struct not_empty
{
  void *e;
  void *u;
};

int
main (void)
{
  struct empty e = {};
  union empty_union u;
  struct not_empty n = {0, 0};

  n.e = &e;
  n.u = &u;

  return 0;
}

