| Anders Carlsson | 7709182 | 2008-10-05 18:05:59 +0000 | [diff] [blame] | 1 | // RUN: clang -fsyntax-only -verify %s |
| 2 | int x __attribute__((sentinel)); //expected-warning{{'sentinel' attribute only applies to function or method types}} |
| 3 | |
| 4 | void f1(int a, ...) __attribute__ ((sentinel)); |
| 5 | void f2(int a, ...) __attribute__ ((sentinel(1))); |
| 6 | |
| 7 | void f3(int a, ...) __attribute__ ((sentinel("hello"))); //expected-error{{'sentinel' attribute requires parameter 1 to be an integer constant}} |
| 8 | void f4(int a, ...) __attribute__ ((sentinel(1, 2, 3))); //expected-error{{attribute requires 0, 1 or 2 argument(s)}} |
| 9 | void f4(int a, ...) __attribute__ ((sentinel(-1))); //expected-error{{parameter 1 less than zero}} |
| 10 | void f4(int a, ...) __attribute__ ((sentinel(0, 2))); // expected-error{{parameter 2 not 0 or 1}} |
| 11 | |
| 12 | void f5(int a) __attribute__ ((sentinel)); //expected-warning{{'sentinel' attribute only supported for variadic functions}} |
| 13 | |