1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2009, 2010, 2011 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#include <assert.h>
19
20int
21init_stub (int arg)
22{
23  return 0;
24}
25
26int
27final (int arg)
28{
29  return arg + 1;
30}
31
32/* Make differentiation of how the gnu_ifunc call resolves before and after
33   calling gnu_ifunc_pre.  This ensures the resolved function address is not
34   being cached anywhere for the debugging purposes.  */
35
36volatile int gnu_ifunc_initialized;
37
38static void
39gnu_ifunc_pre (void)
40{
41  assert (!gnu_ifunc_initialized);
42
43  gnu_ifunc_initialized = 1;
44}
45
46extern int gnu_ifunc (int arg);
47
48int
49main (void)
50{
51  int i;
52
53  gnu_ifunc_pre ();
54
55  i = gnu_ifunc (1);	/* break-at-call */
56  assert (i == 2);
57
58  gnu_ifunc (2);	/* break-at-nextcall */
59
60  return 0;	/* break-at-exit */
61}
62