| /* APPLE LOCAL file radar 4985544 */ |
| /* Test for implementation of (__format__ (__NSString__, m, n)) attribute */ |
| /* { dg-options "-Wformat -Wformat-security" } */ |
| /* { dg-do compile { target *-*-darwin* } } */ |
| |
| @class NSString; |
| @interface NSString @end |
| |
| #define SECURITY_ATTR __attribute__ ((__format__ (__NSString__, 1, 2))) |
| |
| extern void NSLog(NSString *format, ...) SECURITY_ATTR; |
| |
| int d; |
| const char *string; |
| int main() |
| { |
| NSString * foo; |
| NSLog (foo); /* { dg-warning "format string is not a string literal" } */ |
| NSLog (foo, d); // ok |
| NSLog(@"foo is %@", @"foo is %@", foo); /* { dg-warning "data argument not used by format string" } */ |
| NSLog(@"foo is %@", @"foo is %@"); // OK |
| NSLog(@"foo is %@"); /* { dg-warning "more '%' conversions than data arguments" } */ |
| } |
| |
