1// RUN: %clang_cc1 -Wcstring-format-directive -verify -fsyntax-only %s 2// rdar://19904147 3 4typedef __builtin_va_list __darwin_va_list; 5typedef __builtin_va_list va_list; 6 7va_list argList; 8 9typedef const struct __CFString * CFStringRef; 10typedef struct __CFString * CFMutableStringRef; 11typedef const struct __CFAllocator * CFAllocatorRef; 12 13 14typedef const struct __CFDictionary * CFDictionaryRef; 15 16CFStringRef CFSTR ( const char *cStr ); 17 18 19extern 20CFStringRef CStringCreateWithFormat(CFAllocatorRef alloc, CFDictionaryRef formatOptions, const char* format, ...) __attribute__((format(os_trace, 3, 4))); 21 22extern 23CFStringRef CStringCreateWithFormatAndArguments(CFAllocatorRef alloc, CFDictionaryRef formatOptions, const char* format, va_list arguments) __attribute__((format(os_trace, 3, 0))); 24 25extern 26void CStringAppendFormat(CFMutableStringRef theString, CFDictionaryRef formatOptions, const char* format, ...) __attribute__((format(os_trace, 3, 4))); 27 28extern 29void CStringAppendFormatAndArguments(CFMutableStringRef theString, CFDictionaryRef formatOptions, const char* format, va_list arguments) __attribute__((format(os_trace, 3, 0))); 30 31void Test1(va_list argList) { 32 CFAllocatorRef alloc; 33 CStringCreateWithFormatAndArguments (alloc, 0, "%s\n", argList); 34 CStringAppendFormatAndArguments ((CFMutableStringRef)@"AAAA", 0, "Hello %s there %d\n", argList); 35 CStringCreateWithFormatAndArguments (alloc, 0, "%c\n", argList); 36 CStringAppendFormatAndArguments ((CFMutableStringRef)@"AAAA", 0, "%d\n", argList); 37} 38 39extern void MyOSLog(const char* format, ...) __attribute__((format(os_trace, 1, 2))); 40extern void MyFStringCreateWithFormat(const char *format, ...) __attribute__((format(os_trace, 1, 2))); 41extern void XMyOSLog(int, const char* format, ...) __attribute__((format(os_trace, 2, 3))); 42extern void os_trace(const char *format, ...) __attribute__((format(os_trace, 1, 2))); 43 44void Test2() { 45 MyOSLog("%s\n", "Hello"); 46 47 MyFStringCreateWithFormat("%s", "Hello"); 48 XMyOSLog(4, "%s\n", "Hello"); 49 50 os_trace("testing %@, %s, %d, %@, %m", CFSTR("object"), "string", 3, "it"); // expected-warning {{format specifies type 'id' but the argument has type 'char *'}} 51 52 os_trace("testing %@, %s, %d, %@, %m", CFSTR("object"), "string", 3, @"ok"); 53} 54 55