summaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.btrace/tailcall.c
blob: d5c083e09448e4f255c3ad2184c58e6167447700 (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
/* This testcase is part of GDB, the GNU debugger.

   Copyright 2013-2018 Free Software Foundation, Inc.

   Contributed by Intel Corp. <markus.t.metzger@intel.com>

   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/>.  */

static __attribute__ ((noinline)) int
bar (void)
{
  return 42;
}

static __attribute__ ((noinline)) int
foo (void)
{
  return bar ();
}

int
main (void)
{
  int answer;

  answer = foo ();
  answer += 1;

  return answer;
}