1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
// justsyms_exec.c -- test --just-symbols for gold
// Copyright (C) 2011-2020 Free Software Foundation, Inc.
// Written by Cary Coutant <ccoutant@google.com>.
// This file is part of gold.
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.
// The Linux kernel builds an executable file using a linker script, and
// then links against that object file using the -R option. This is a
// test for that usage.
#include <stdio.h>
extern int exported_func(void);
extern int exported_data;
static int errs = 0;
void check(void *sym, long v, const char *name);
void
check(void *sym, long v, const char *name)
{
if (sym != (void *)v)
{
fprintf(stderr, "&%s is %8p, expected %08lx\n", name, sym, v);
errs++;
}
}
int
main(void)
{
#if !defined (__powerpc64__) || (defined (_CALL_ELF) && _CALL_ELF == 2)
/* PowerPC64 ELFv1 uses function descriptors. */
check(exported_func, 0x1000200, "exported_func");
#endif
check(&exported_data, 0x2000000, "exported_data");
return errs;
}
|
