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1// RUN: %clang_cc1 -Wcstring-format-directive -verify -fsyntax-only %s2 3typedef __builtin_va_list __darwin_va_list;4typedef __builtin_va_list va_list;5 6va_list argList;7 8typedef const struct __CFString * CFStringRef;9typedef struct __CFString * CFMutableStringRef;10typedef const struct __CFAllocator * CFAllocatorRef;11 12 13typedef const struct __CFDictionary * CFDictionaryRef;14 15CFStringRef CFSTR ( const char *cStr );16 17 18extern19CFStringRef CStringCreateWithFormat(CFAllocatorRef alloc, CFDictionaryRef formatOptions, const char* format, ...) __attribute__((format(os_trace, 3, 4)));20 21extern22CFStringRef CStringCreateWithFormatAndArguments(CFAllocatorRef alloc, CFDictionaryRef formatOptions, const char* format, va_list arguments) __attribute__((format(os_trace, 3, 0)));23 24extern25void CStringAppendFormat(CFMutableStringRef theString, CFDictionaryRef formatOptions, const char* format, ...) __attribute__((format(os_trace, 3, 4)));26 27extern28void CStringAppendFormatAndArguments(CFMutableStringRef theString, CFDictionaryRef formatOptions, const char* format, va_list arguments) __attribute__((format(os_trace, 3, 0)));29 30void Test1(va_list argList) {31 CFAllocatorRef alloc;32 CStringCreateWithFormatAndArguments (alloc, 0, "%s\n", argList);33 CStringAppendFormatAndArguments ((CFMutableStringRef)@"AAAA", 0, "Hello %s there %d\n", argList);34 CStringCreateWithFormatAndArguments (alloc, 0, "%c\n", argList);35 CStringAppendFormatAndArguments ((CFMutableStringRef)@"AAAA", 0, "%d\n", argList);36}37 38extern void MyOSLog(const char* format, ...) __attribute__((format(os_trace, 1, 2)));39extern void MyFStringCreateWithFormat(const char *format, ...) __attribute__((format(os_trace, 1, 2)));40extern void XMyOSLog(int, const char* format, ...) __attribute__((format(os_trace, 2, 3)));41extern void os_trace(const char *format, ...) __attribute__((format(os_trace, 1, 2)));42 43void Test2(void) {44 MyOSLog("%s\n", "Hello");45 46 MyFStringCreateWithFormat("%s", "Hello"); 47 XMyOSLog(4, "%s\n", "Hello");48 49 os_trace("testing %@, %s, %d, %@, %m", CFSTR("object"), "string", 3, "it"); // expected-warning {{format specifies type 'id' but the argument has type 'char *'}}50 51 os_trace("testing %@, %s, %d, %@, %m", CFSTR("object"), "string", 3, @"ok");52}53 54