Fix Wundef warning for __STDC_VERSION__
[glibc.git] / elf / ifuncmain1.c
blob747fc02648a5493eb6a8b0f21cfc96e4aaa55c41
1 /* Test STT_GNU_IFUNC symbols:
3 1. Direct function call.
4 2. Function pointer.
5 3. Visibility without override.
6 */
8 #include <stdlib.h>
10 int ret_foo;
11 int ret_foo_hidden;
12 int ret_foo_protected;
14 extern int foo (void);
15 extern int foo_protected (void);
17 #ifndef FOO_P
18 typedef int (*foo_p) (void);
19 #endif
21 foo_p foo_ptr = foo;
22 foo_p foo_procted_ptr = foo_protected;
24 extern foo_p get_foo_p (void);
25 extern foo_p get_foo_hidden_p (void);
26 extern foo_p get_foo_protected_p (void);
28 int
29 main (void)
31 foo_p p;
33 if (foo_ptr != foo)
34 abort ();
35 if (foo () != -1)
36 abort ();
37 if ((*foo_ptr) () != -1)
38 abort ();
40 if (foo_procted_ptr != foo_protected)
41 abort ();
42 if (foo_protected () != 0)
43 abort ();
44 if ((*foo_procted_ptr) () != 0)
45 abort ();
47 p = get_foo_p ();
48 if (p != foo)
49 abort ();
50 if (ret_foo != -1 || (*p) () != ret_foo)
51 abort ();
53 p = get_foo_hidden_p ();
54 if (ret_foo_hidden != 1 || (*p) () != ret_foo_hidden)
55 abort ();
57 p = get_foo_protected_p ();
58 if (p != foo_protected)
59 abort ();
60 if (ret_foo_protected != 0 || (*p) () != ret_foo_protected)
61 abort ();
63 return 0;