cfref_rdar6080742.c revision f7a0cf426eddae76e1a71dd2295631a2cf0560af
1// RUN: clang-cc -analyze -checker-cfref -analyzer-store=basic -analyzer-constraints=basic -verify %s && 2// RUN: clang-cc -analyze -checker-cfref -analyzer-store=basic -analyzer-constraints=range -verify %s && 3// RUN: clang-cc -analyze -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify %s && 4// RUN: clang-cc -analyze -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify %s 5 6// This test case was reported in <rdar:problem/6080742>. 7// It tests path-sensitivity with respect to '!(cfstring != 0)' (negation of inequality). 8 9int printf(const char *restrict,...); 10typedef unsigned long UInt32; 11typedef signed long SInt32; 12typedef SInt32 OSStatus; 13typedef unsigned char Boolean; 14enum { noErr = 0}; 15typedef const void *CFTypeRef; 16typedef const struct __CFString *CFStringRef; 17typedef const struct __CFAllocator *CFAllocatorRef; 18extern void CFRelease(CFTypeRef cf); 19typedef UInt32 CFStringEncoding; 20enum { kCFStringEncodingMacRoman = 0, kCFStringEncodingWindowsLatin1 = 0x0500, 21 kCFStringEncodingISOLatin1 = 0x0201, kCFStringEncodingNextStepLatin = 0x0B01, 22 kCFStringEncodingASCII = 0x0600, kCFStringEncodingUnicode = 0x0100, 23 kCFStringEncodingUTF8 = 0x08000100, kCFStringEncodingNonLossyASCII = 0x0BFF, 24 kCFStringEncodingUTF16 = 0x0100, kCFStringEncodingUTF16BE = 0x10000100, 25 kCFStringEncodingUTF16LE = 0x14000100, kCFStringEncodingUTF32 = 0x0c000100, 26 kCFStringEncodingUTF32BE = 0x18000100, kCFStringEncodingUTF32LE = 0x1c000100}; 27extern CFStringRef CFStringCreateWithCString(CFAllocatorRef alloc, const char *cStr, CFStringEncoding encoding); 28 29enum { memROZWarn = -99, memROZError = -99, memROZErr = -99, memFullErr = -108, 30 nilHandleErr = -109, memWZErr = -111, memPurErr = -112, memAdrErr = -110, 31 memAZErr = -113, memPCErr = -114, memBCErr = -115, memSCErr = -116, memLockedErr = -117}; 32 33#define DEBUG1 34 35void DebugStop(const char *format,...); 36void DebugTraceIf(unsigned int condition, const char *format,...); 37Boolean DebugDisplayOSStatusMsg(OSStatus status, const char *statusStr, const char *fileName, unsigned long lineNumber); 38 39#define Assert(condition)if (!(condition)) { DebugStop("Assertion failure: %s [File: %s, Line: %lu]", #condition, __FILE__, __LINE__); } 40#define AssertMsg(condition, message)if (!(condition)) { DebugStop("Assertion failure: %s (%s) [File: %s, Line: %lu]", #condition, message, __FILE__, __LINE__); } 41#define Require(condition)if (!(condition)) { DebugStop("Assertion failure: %s [File: %s, Line: %lu]", #condition, __FILE__, __LINE__); } 42#define RequireAction(condition, action)if (!(condition)) { DebugStop("Assertion failure: %s [File: %s, Line: %lu]", #condition, __FILE__, __LINE__); action } 43#define RequireActionSilent(condition, action)if (!(condition)) { action } 44#define AssertNoErr(err){ DebugDisplayOSStatusMsg((err), #err, __FILE__, __LINE__); } 45#define RequireNoErr(err, action){ if( DebugDisplayOSStatusMsg((err), #err, __FILE__, __LINE__) ) { action }} 46 47void DebugStop(const char *format,...); /* Not an abort function. */ 48 49int main(int argc, char *argv[]) { 50 CFStringRef cfString; 51 OSStatus status = noErr; 52 cfString = CFStringCreateWithCString(0, "hello", kCFStringEncodingUTF8); 53 RequireAction(cfString != 0, return memFullErr;) //no - warning 54 printf("cfstring %p\n", cfString); 55Exit: 56 CFRelease(cfString); 57 return 0; 58} 59