| Fariborz Jahanian | daf0415 | 2009-05-15 20:33:25 +0000 | [diff] [blame] | 1 | // RUN: clang-cc -fsyntax-only -verify %s |
| 2 | |
| 3 | void (*e) (int arg, const char * format, ...) __attribute__ ((__sentinel__ (1,1))); |
| 4 | |
| 5 | int main() |
| 6 | { |
| 7 | void (*b) (int arg, const char * format, ...) __attribute__ ((__sentinel__)); // expected-note {{function has been explicitly marked sentinel here}} |
| 8 | void (*z) (int arg, const char * format, ...) __attribute__ ((__sentinel__ (2))); // expected-note {{function has been explicitly marked sentinel here}} |
| 9 | |
| 10 | |
| 11 | void (*y) (int arg, const char * format, ...) __attribute__ ((__sentinel__ (5))); // expected-note {{function has been explicitly marked sentinel here}} |
| 12 | |
| 13 | b(1, "%s", (void*)0); // OK |
| 14 | b(1, "%s", 0); // expected-warning {{missing sentinel in function call}} |
| 15 | z(1, "%s",4 ,1,0); // expected-warning {{missing sentinel in function call}} |
| 16 | z(1, "%s", (void*)0, 1, 0); // OK |
| 17 | |
| 18 | y(1, "%s", 1,2,3,4,5,6,7); // expected-warning {{missing sentinel in function call}} |
| 19 | |
| 20 | y(1, "%s", (void*)0,3,4,5,6,7); // OK |
| 21 | |
| 22 | } |
| 23 | |