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

   Copyright 2013-2021 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/>.  */

#include <string.h>

struct s
{
  int m;
};

struct ss
{
  struct s a;
  struct s b;
};

void
init_s (struct s *s, int m)
{
  s->m = m;
}

void
init_ss (struct ss *s, int a, int b)
{
  init_s (&s->a, a);
  init_s (&s->b, b);
}

void
foo (int x, struct ss ss)
{
  return; /* break-here */
}

int
main ()
{
  struct ss ss;

  init_ss (&ss, 1, 2);

  foo (42, ss);

  return 0;
}
