diff options
Diffstat (limited to 'test/Sema/block-printf-attribute-1.c')
| -rw-r--r-- | test/Sema/block-printf-attribute-1.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/test/Sema/block-printf-attribute-1.c b/test/Sema/block-printf-attribute-1.c index c19b378..dd678a5 100644 --- a/test/Sema/block-printf-attribute-1.c +++ b/test/Sema/block-printf-attribute-1.c @@ -1,11 +1,21 @@ // RUN: %clang_cc1 %s -fsyntax-only -verify -fblocks +#include <stdarg.h> + int main() { void (^b) (int arg, const char * format, ...) __attribute__ ((__format__ (__printf__, 1, 3))) = // expected-error {{format argument not a string type}} ^ __attribute__ ((__format__ (__printf__, 1, 3))) (int arg, const char * format, ...) {}; // expected-error {{format argument not a string type}} void (^z) (int arg, const char * format, ...) __attribute__ ((__format__ (__printf__, 2, 3))) = ^ __attribute__ ((__format__ (__printf__, 2, 3))) (int arg, const char * format, ...) {}; - z(1, "%s", 1); // expected-warning{{conversion specifies type 'char *' but the argument has type 'int'}} + z(1, "%s", 1); // expected-warning{{format specifies type 'char *' but the argument has type 'int'}} z(1, "%s", "HELLO"); // no-warning } + +void multi_attr(va_list ap, int *x, long *y) { + // Handle block with multiple format attributes. + void (^vprintf_scanf) (const char *, va_list, const char *, ...) __attribute__((__format__(__printf__, 1, 0))) __attribute__((__format__(__scanf__, 3, 4))) = + ^ __attribute__((__format__(__printf__, 1, 0))) __attribute__((__format__(__scanf__, 3, 4))) (const char *str, va_list args, const char *fmt, ...) {}; + + vprintf_scanf("%", ap, "%d"); // expected-warning {{incomplete format specifier}}, expected-warning {{more '%' conversions than data arguments}} +} |
