1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2013-2020 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18/* This program is intended to be started outside of gdb, and then
19   attached to by gdb.  It loops for a while, but not forever.  */
20
21#include <unistd.h>
22
23static void
24foo1 (void)
25{
26  sleep (100);
27}
28
29static void
30foo2 (void)
31{
32  foo1 ();
33}
34
35static void
36foo3 (void)
37{
38  foo2 ();
39}
40
41int
42main (void)
43{
44  foo3 ();
45  return 0;
46}
47