1 /* Test program for C++ demangled unwinding.
2    Copyright (C) 2014 Red Hat, Inc.
3    This file is part of elfutils.
4 
5    This file 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    elfutils is distributed in the hope that it will be useful, but
11    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 #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
19 #define NOINLINE_NOCLONE __attribute__ ((noinline, noclone))
20 #else
21 #define NOINLINE_NOCLONE __attribute__ ((noinline))
22 #endif
23 
24 void NOINLINE_NOCLONE
cxxfunc(int i)25 cxxfunc (int i)
26 {
27   *(volatile int *)0=0;
28   // Avoid tail call optimization.
29   asm volatile ("");
30 }
31 
32 extern "C"
33 {
34   void NOINLINE_NOCLONE
f(void)35   f (void)
36   {
37     cxxfunc(1);
38     // Avoid tail call optimization.
39     asm volatile ("");
40   }
41 }
42 
43 int
main()44 main()
45 {
46   f();
47 }
48