| struct s { volatile struct s *next; }; | |
| void __attribute__((noinline)) | |
| bar (int ignored, int n) | |
| { | |
| asm volatile (""); | |
| } | |
| int __attribute__((noinline)) | |
| foo (volatile struct s *ptr, int n) | |
| { | |
| int i; | |
| bar (0, n); | |
| for (i = 0; i < n; i++) | |
| ptr = ptr->next; | |
| } | |
| int main (void) | |
| { | |
| volatile struct s rec = { &rec }; | |
| foo (&rec, 10); | |
| return 0; | |
| } |