/* Test gdb support for setting file:line breakpoints on inline fns.

   This testcase is part of GDB, the GNU debugger.

   Copyright 2008 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 "mb-inline.h"

int
afn ()
{
  return foo (0);
}

int
main ()
{
  int a = afn ();
  int b = bfn ();
  return a * b;
}
