// RUN: %clang_cc1 -analyze -analyzer-checker=core,osx.cocoa.RetainCount,alpha.core -analyzer-constraints=range -analyzer-store=region -fobjc-gc -verify %s typedef const void * CFTypeRef; typedef const struct __CFString * CFStringRef; typedef const struct __CFAllocator * CFAllocatorRef; typedef const struct __CFDictionary * CFDictionaryRef; CFTypeRef CFMakeCollectable(CFTypeRef cf) ; extern CFStringRef CFStringCreateWithFormat(CFAllocatorRef alloc, CFDictionaryRef formatOptions, CFStringRef format, ...); typedef signed char BOOL; typedef unsigned int NSUInteger; typedef struct _NSZone NSZone; @class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator; @protocol NSObject - (BOOL)isEqual:(id)object; - (id)autorelease; @end @protocol NSCopying - (id)copyWithZone:(NSZone *)zone; @end @protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone; @end @protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end @interface NSObject <NSObject> {} - (id)init; + (id)alloc; @end enum { NSASCIIStringEncoding = 1, NSNEXTSTEPStringEncoding = 2, NSJapaneseEUCStringEncoding = 3, NSUTF8StringEncoding = 4, NSISOLatin1StringEncoding = 5, NSSymbolStringEncoding = 6, NSNonLossyASCIIStringEncoding = 7, NSShiftJISStringEncoding = 8, NSISOLatin2StringEncoding = 9, NSUnicodeStringEncoding = 10, NSWindowsCP1251StringEncoding = 11, NSWindowsCP1252StringEncoding = 12, NSWindowsCP1253StringEncoding = 13, NSWindowsCP1254StringEncoding = 14, NSWindowsCP1250StringEncoding = 15, NSISO2022JPStringEncoding = 21, NSMacOSRomanStringEncoding = 30, NSUTF16StringEncoding = NSUnicodeStringEncoding, NSUTF16BigEndianStringEncoding = 0x90000100, NSUTF16LittleEndianStringEncoding = 0x94000100, NSUTF32StringEncoding = 0x8c000100, NSUTF32BigEndianStringEncoding = 0x98000100, NSUTF32LittleEndianStringEncoding = 0x9c000100 }; typedef NSUInteger NSStringEncoding; @interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding> - (NSUInteger)length; - (id)initWithBytesNoCopy:(void *)bytes length:(NSUInteger)len encoding:(NSStringEncoding)encoding freeWhenDone:(BOOL)freeBuffer; @end @interface NSAutoreleasePool : NSObject {} - (void)drain; @end extern NSString * const NSXMLParserErrorDomain ; // The actual test case. UTIL_AUTORELEASE_CF_AS_ID is a macro that doesn't // actually do what it was intended to. #define NSSTRINGWRAPPER(bytes,len) \ [[[NSString alloc] initWithBytesNoCopy: (void*)(bytes) length: (len) encoding: NSUTF8StringEncoding freeWhenDone: (BOOL)0] autorelease] #define UTIL_AUTORELEASE_CF_AS_ID(cf) ( (((void*)0) == (cf)) ? ((void*)0) : [(id) CFMakeCollectable( (CFTypeRef) cf) autorelease] ) #define UTIL_AUTORELEASE_CF_AS_ID_WITHOUT_TEST(cf) ( [(id) CFMakeCollectable( (CFTypeRef) cf) autorelease] ) static char *lorem = "fooBarBaz"; void NSLog(NSString *, ...); int main (int argc, const char * argv[]) { NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; NSString *tmp1 = NSSTRINGWRAPPER(lorem, 6); // no-warning NSString *tmp2 = UTIL_AUTORELEASE_CF_AS_ID( CFStringCreateWithFormat(((void*)0), ((void*)0), ((CFStringRef) __builtin___CFStringMakeConstantString ("" "lorem: %@" "")), tmp1) ); // expected-warning 2 {{leak}} NSString *tmp3 = UTIL_AUTORELEASE_CF_AS_ID_WITHOUT_TEST( CFStringCreateWithFormat(((void*)0), ((void*)0), ((CFStringRef) __builtin___CFStringMakeConstantString ("" "lorem: %@" "")), tmp1) ); NSLog(@"tmp2: %@ tmp3: %@", tmp2, tmp3); [pool drain]; return 0; }