1 /* builtin_frame_address(n) with n>0 has always been troublesome.  */
2 
3 /* { dg-do run } */
4 /* { dg-options "-O3 -fno-optimize-sibling-calls -mbackchain" } */
5 
6 #ifdef __s390x__
7 #define SAVE_AREA_SIZE 160
8 #else
9 #define SAVE_AREA_SIZE 96
10 #endif
11 extern void abort(void);
12 
13 #define EXPAND_CHECK(n)						\
14   void __attribute__((noinline))				\
15     foo1_##n (void *p)						\
16   {								\
17     if (p - __builtin_frame_address (n) != SAVE_AREA_SIZE)	\
18       abort ();							\
19   }								\
20   void __attribute__((noinline))				\
21     foo2_##n (void *p)						\
22   {								\
23     if (p - __builtin_frame_address (n) != SAVE_AREA_SIZE)	\
24       abort ();							\
25     foo1_##n (__builtin_frame_address (n));			\
26   }								\
27   void __attribute__((noinline))				\
28     foo3_##n ()							\
29   {								\
30     foo2_##n (__builtin_frame_address (n));			\
31   }								\
32   void __attribute__((noinline))				\
33     foo4_##n ()							\
34   {								\
35     foo3_##n ();						\
36   }
37 
38 EXPAND_CHECK (0)
39 EXPAND_CHECK (1)
40 EXPAND_CHECK (2)
41 
42 int
main()43 main ()
44 {
45   foo4_0 ();
46   foo4_1 ();
47   foo4_2 ();
48 
49   return 0;
50 }
51