xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.base/stack-checking.c (revision 8b657b0747480f8989760d71343d6dd33f8d4cf9)
1 /* This testcase is part of GDB, the GNU debugger.
2 
3    Copyright 2008-2023 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 /*
19   Test file to be compiled with -fstack-check, for testing "bt" against
20   different stack checking prologue sequences.
21  */
22 
23 int i = 0;
24 
25 void
26 small_frame ()
27 {
28   i++; /* set breakpoint here */
29 }
30 
31 void medium_frame ()
32 {
33   char S [16384];
34   small_frame ();
35 }
36 
37 void big_frame ()
38 {
39   char S [524188];
40   small_frame ();
41 }
42 
43 int
44 main ()
45 {
46   small_frame ();
47   medium_frame ();
48   big_frame ();
49   return 0;
50 }
51