1/* plugin_common_test_2.c -- test common symbol handling in plugins
2
3   Copyright (C) 2010-2017 Free Software Foundation, Inc.
4   Written by Cary Coutant <ccoutant@google.com>
5
6   This file is part of gold.
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 3 of the License, or
11   (at your option) any later version.
12
13   This program is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17
18   You should have received a copy of the GNU General Public License
19   along with this program; if not, write to the Free Software
20   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21   MA 02110-1301, USA.
22
23   This is a test of common symbols in plugin objects.  C1-C5 test
24   various combinations of tentative definitions, extern declarations,
25   and definitions.  */
26
27#include <assert.h>
28
29int c1 __attribute__((aligned (8)));
30extern int c2;
31int c3;
32int c4 = 40;
33int c5;
34
35extern void foo (void);
36
37void
38foo (void)
39{
40  c1 = 10;
41  c2 = 20;
42  c3 = 30;
43
44  assert (c5 == 50);
45}
46