blob: 1aa690ef9748f67475d11a857bcc6e5aba623246 (
plain)
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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
/* Copyright 1992-2019 Free Software Foundation, Inc.
This file is part of GDB.
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/>. */
/* Simple little program that just generates a core dump from inside some
nested function calls. Keep this as self contained as possible, I.E.
use no environment resources other than possibly abort(). */
#ifndef __STDC__
#define const /**/
#endif
#ifndef HAVE_ABORT
#define HAVE_ABORT 1
#endif
#if HAVE_ABORT
#include <stdlib.h>
#define ABORT abort()
#else
#define ABORT {char *invalid = 0; *invalid = 0xFF;}
#endif
#ifdef USE_RLIMIT
# include <sys/resource.h>
# ifndef RLIM_INFINITY
# define RLIM_INFINITY -1
# endif
#endif /* USE_RLIMIT */
/* Don't make these automatic vars or we will have to walk back up the
stack to access them. */
char *buf1;
char *buf2;
int coremaker_data = 1; /* In Data section */
int coremaker_bss; /* In BSS section */
const int coremaker_ro = 201; /* In Read-Only Data section */
void
func2 (int x)
{
int coremaker_local[5];
int i;
static int y;
#ifdef USE_RLIMIT
{
struct rlimit rlim = { RLIM_INFINITY, RLIM_INFINITY };
setrlimit (RLIMIT_CORE, &rlim);
}
#endif
/* Make sure that coremaker_local doesn't get optimized away. */
for (i = 0; i < 5; i++)
coremaker_local[i] = i;
coremaker_bss = 0;
for (i = 0; i < 5; i++)
coremaker_bss += coremaker_local[i];
coremaker_data = coremaker_ro + 1;
y = 10 * x;
ABORT;
}
void
func1 (int x)
{
func2 (x * 2);
}
int main ()
{
func1 (10);
return 0;
}
|
