1#include <stdio.h>
2extern int baz (void);
3extern int xyzzy (void);
4int
5bar (void)
6{
7 printf (format: "%s:%s\n", __FILE__, __func__);
8 return baz () + xyzzy ();;
9}
10
11int
12back (void)
13{
14 printf (format: "%s:%s\n", __FILE__, __func__);
15 return -1;
16}
17

source code of glibc/elf/tst-deep1mod2.c