| //RUN: clang -fsyntax-only -verify %s |
| |
| #include <stdarg.h> |
| |
| void a(const char *a, ...) __attribute__((format(printf, 1,2))); // no-error |
| void b(const char *a, ...) __attribute__((format(printf, 1,1))); // expected-error {{'format' attribute parameter 3 is out of bounds}} |
| void c(const char *a, ...) __attribute__((format(printf, 0,2))); // expected-error {{'format' attribute parameter 2 is out of bounds}} |
| void d(const char *a, int c) __attribute__((format(printf, 1,2))); // expected-error {{format attribute requires variadic function}} |
| void e(char *str, int c, ...) __attribute__((format(printf, 2,3))); // expected-error {{format argument not a string type}} |
| |
| typedef const char* xpto; |
| void f(xpto c, va_list list) __attribute__((format(printf, 1, 0))); // no-error |
| void g(xpto c) __attribute__((format(printf, 1, 0))); // no-error |
| |
| void y(char *str) __attribute__((format(strftime, 1,0))); // no-error |
| void z(char *str, int c, ...) __attribute__((format(strftime, 1,2))); // expected-error {{strftime format attribute requires 3rd parameter to be 0}} |
| |
| int (*f_ptr)(char*,...) __attribute__((format(printf, 1,2))); // no-error |
| int (*f2_ptr)(double,...) __attribute__((format(printf, 1, 2))); // expected-error {{format argument not a string type}} |
| |
| struct _mystruct { |
| int (*printf)(const char *format, ...) __attribute__((__format__(printf, 1, 2))); // no-error |
| int (*printf2)(double format, ...) __attribute__((__format__(printf, 1, 2))); // expected-error {{format argument not a string type}} |
| }; |
| |
| typedef int (*f3_ptr)(char*,...) __attribute__((format(printf,1,0))); // no-error |
| |
| // <rdar://problem/6623513> |
| int rdar6623513(void *, const char*, const char*, ...) |
| __attribute__ ((format (printf, 3, 0))); |
| |
| int rdar6623513_aux(int len, const char* s) { |
| rdar6623513(0, "hello", "%.*s", len, s); |
| } |