1// RUN: %clang_cc1 -Wcstring-format-directive -verify -fsyntax-only %s 2 3typedef __builtin_va_list __darwin_va_list; 4typedef __builtin_va_list va_list; 5 6@interface NSString 7@end 8 9va_list argList; 10 11@interface NSString (NSStringExtensionMethods) 12- (NSString *)stringByAppendingFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2))); 13- (instancetype)initWithFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2))); // expected-note 2 {{method 'initWithFormat:' declared here}} 14- (instancetype)initWithFormat:(NSString *)format arguments:(va_list)argList __attribute__((format(__NSString__, 1, 0))); 15- (instancetype)initWithFormat:(NSString *)format locale:(id)locale, ... __attribute__((format(__NSString__, 1, 3))); 16- (instancetype)initWithFormat:(NSString *)format locale:(id)locale arguments:(va_list)argList __attribute__((format(__NSString__, 1, 0))); 17+ (instancetype)stringWithFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2))); // expected-note {{method 'stringWithFormat:' declared here}} 18+ (instancetype)localizedStringWithFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2))); // expected-note {{method 'localizedStringWithFormat:' declared here}} 19- (void)MyRandomMethod:(NSString *)format locale:(id)locale arguments:(va_list)argList __attribute__((format(__NSString__, 1, 0))); // expected-note {{method 'MyRandomMethod:locale:arguments:' declared here}} 20@end 21 22@interface NSMutableString : NSString 23@end 24 25@interface NSMutableString (NSMutableStringExtensionMethods) 26 27- (void)appendFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2))); 28 29@end 30 31NSString *ns(NSString *pns) { 32 [pns initWithFormat: @"Number %d length %c name %s", 1, 'a', "something"]; // expected-warning {{using %s directive in NSString which is being passed as a formatting argument to the formatting method}} 33 [NSString localizedStringWithFormat : @"Hello%s", " There"]; // expected-warning {{using %s directive in NSString which is being passed as a formatting argument to the formatting method}} 34 [pns initWithFormat : @"Hello%s %d %d", "Hello", 1, 2]; // expected-warning {{using %s directive in NSString which is being passed as a formatting argument to the formatting method}} 35 [pns MyRandomMethod : @"Hello%s %d %d" locale:0 arguments: argList]; // expected-warning {{using %s directive in NSString which is being passed as a formatting argument to the formatting method}} 36 return [NSString stringWithFormat : @"Hello%s", " There"]; // expected-warning {{using %s directive in NSString which is being passed as a formatting argument to the formatting method}} 37} 38 39 40typedef const struct __CFString * CFStringRef; 41typedef struct __CFString * CFMutableStringRef; 42typedef const struct __CFAllocator * CFAllocatorRef; 43 44 45typedef const struct __CFDictionary * CFDictionaryRef; 46 47 48extern 49CFStringRef CFStringCreateWithFormat(CFAllocatorRef alloc, CFDictionaryRef formatOptions, CFStringRef format, ...) __attribute__((format(CFString, 3, 4))); 50 51extern 52CFStringRef CFStringCreateWithFormatAndArguments(CFAllocatorRef alloc, CFDictionaryRef formatOptions, CFStringRef format, va_list arguments) __attribute__((format(CFString, 3, 0))); // expected-note {{'CFStringCreateWithFormatAndArguments' declared here}} 53 54extern 55void CFStringAppendFormat(CFMutableStringRef theString, CFDictionaryRef formatOptions, CFStringRef format, ...) __attribute__((format(CFString, 3, 4))); 56 57extern 58void CFStringAppendFormatAndArguments(CFMutableStringRef theString, CFDictionaryRef formatOptions, CFStringRef format, va_list arguments) __attribute__((format(CFString, 3, 0))); // expected-note {{'CFStringAppendFormatAndArguments' declared here}} 59 60void Test1(va_list argList) { 61 CFAllocatorRef alloc; 62 CFStringCreateWithFormatAndArguments (alloc, 0, (CFStringRef)@"%s\n", argList); // expected-warning {{using %s directive in CFString which is being passed as a formatting argument to the formatting CFfunction}} 63 CFStringAppendFormatAndArguments ((CFMutableStringRef)@"AAAA", 0, (CFStringRef)"Hello %s there %d\n", argList); // expected-warning {{using %s directive in CFString which is being passed as a formatting argument to the formatting CFfunction}} 64 CFStringCreateWithFormatAndArguments (alloc, 0, (CFStringRef)@"%c\n", argList); 65 CFStringAppendFormatAndArguments ((CFMutableStringRef)@"AAAA", 0, (CFStringRef)"%d\n", argList); 66} 67 68extern void MyNSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2))); // expected-note {{'MyNSLog' declared here}} 69extern void MyCFStringCreateWithFormat(CFStringRef format, ...) __attribute__((format(__CFString__, 1, 2))); // expected-note {{'MyCFStringCreateWithFormat' declared here}} 70extern void XMyNSLog(int, NSString *format, ...) __attribute__((format(__NSString__, 2, 3))); // expected-note {{'XMyNSLog' declared here}} 71 72void Test2(void) { 73 MyNSLog(@"%s\n", "Hello"); // expected-warning {{using %s directive in CFString which is being passed as a formatting argument to the formatting CFfunction}} 74 75 MyCFStringCreateWithFormat((CFStringRef)@"%s", "Hello"); // expected-warning {{using %s directive in CFString which is being passed as a formatting argument to the formatting CFfunction}} 76 XMyNSLog(4, @"%s\n", "Hello"); // expected-warning {{using %s directive in CFString which is being passed as a formatting argument to the formatting CFfunction}} 77} 78 79