diff options
Diffstat (limited to 'test/Sema/sentinel-attribute.c')
| -rw-r--r-- | test/Sema/sentinel-attribute.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Sema/sentinel-attribute.c b/test/Sema/sentinel-attribute.c new file mode 100644 index 0000000..c40f8df --- /dev/null +++ b/test/Sema/sentinel-attribute.c @@ -0,0 +1,15 @@ +// RUN: clang-cc -fsyntax-only -verify %s +int x __attribute__((sentinel)); //expected-warning{{'sentinel' attribute only applies to function, method or block types}} + +void f1(int a, ...) __attribute__ ((sentinel)); +void f2(int a, ...) __attribute__ ((sentinel(1))); + +void f3(int a, ...) __attribute__ ((sentinel("hello"))); //expected-error{{'sentinel' attribute requires parameter 1 to be an integer constant}} +void f4(int a, ...) __attribute__ ((sentinel(1, 2, 3))); //expected-error{{attribute requires 0, 1 or 2 argument(s)}} +void f4(int a, ...) __attribute__ ((sentinel(-1))); //expected-error{{parameter 1 less than zero}} +void f4(int a, ...) __attribute__ ((sentinel(0, 2))); // expected-error{{parameter 2 not 0 or 1}} + +void f5(int a) __attribute__ ((sentinel)); //expected-warning{{'sentinel' attribute only supported for variadic functions}} + + +void f6() __attribute__((__sentinel__)); // expected-warning {{'sentinel' attribute requires named arguments}} |
