57 lines
3.1 KiB
C
57 lines
3.1 KiB
C
// RUN: %clang_cc1 -analyze -analyzer-checker=core,alpha.core -analyzer-store=region -analyzer-constraints=range -verify %s
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// expected-no-diagnostics
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// This test case was reported in <rdar:problem/6080742>.
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// It tests path-sensitivity with respect to '!(cfstring != 0)' (negation of inequality).
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int printf(const char *restrict,...);
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typedef unsigned long UInt32;
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typedef signed long SInt32;
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typedef SInt32 OSStatus;
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typedef unsigned char Boolean;
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enum { noErr = 0};
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typedef const void *CFTypeRef;
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typedef const struct __CFString *CFStringRef;
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typedef const struct __CFAllocator *CFAllocatorRef;
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extern void CFRelease(CFTypeRef cf);
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typedef UInt32 CFStringEncoding;
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enum { kCFStringEncodingMacRoman = 0, kCFStringEncodingWindowsLatin1 = 0x0500,
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kCFStringEncodingISOLatin1 = 0x0201, kCFStringEncodingNextStepLatin = 0x0B01,
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kCFStringEncodingASCII = 0x0600, kCFStringEncodingUnicode = 0x0100,
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kCFStringEncodingUTF8 = 0x08000100, kCFStringEncodingNonLossyASCII = 0x0BFF,
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kCFStringEncodingUTF16 = 0x0100, kCFStringEncodingUTF16BE = 0x10000100,
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kCFStringEncodingUTF16LE = 0x14000100, kCFStringEncodingUTF32 = 0x0c000100,
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kCFStringEncodingUTF32BE = 0x18000100, kCFStringEncodingUTF32LE = 0x1c000100};
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extern CFStringRef CFStringCreateWithCString(CFAllocatorRef alloc, const char *cStr, CFStringEncoding encoding);
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enum { memROZWarn = -99, memROZError = -99, memROZErr = -99, memFullErr = -108,
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nilHandleErr = -109, memWZErr = -111, memPurErr = -112, memAdrErr = -110,
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memAZErr = -113, memPCErr = -114, memBCErr = -115, memSCErr = -116, memLockedErr = -117};
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#define DEBUG1
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void DebugStop(const char *format,...);
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void DebugTraceIf(unsigned int condition, const char *format,...);
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Boolean DebugDisplayOSStatusMsg(OSStatus status, const char *statusStr, const char *fileName, unsigned long lineNumber);
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#define Assert(condition)if (!(condition)) { DebugStop("Assertion failure: %s [File: %s, Line: %lu]", #condition, __FILE__, __LINE__); }
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#define AssertMsg(condition, message)if (!(condition)) { DebugStop("Assertion failure: %s (%s) [File: %s, Line: %lu]", #condition, message, __FILE__, __LINE__); }
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#define Require(condition)if (!(condition)) { DebugStop("Assertion failure: %s [File: %s, Line: %lu]", #condition, __FILE__, __LINE__); }
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#define RequireAction(condition, action)if (!(condition)) { DebugStop("Assertion failure: %s [File: %s, Line: %lu]", #condition, __FILE__, __LINE__); action }
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#define RequireActionSilent(condition, action)if (!(condition)) { action }
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#define AssertNoErr(err){ DebugDisplayOSStatusMsg((err), #err, __FILE__, __LINE__); }
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#define RequireNoErr(err, action){ if( DebugDisplayOSStatusMsg((err), #err, __FILE__, __LINE__) ) { action }}
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void DebugStop(const char *format,...); /* Not an abort function. */
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int main(int argc, char *argv[]) {
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CFStringRef cfString;
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OSStatus status = noErr;
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cfString = CFStringCreateWithCString(0, "hello", kCFStringEncodingUTF8);
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RequireAction(cfString != 0, return memFullErr;) //no - warning
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printf("cfstring %p\n", cfString);
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Exit:
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CFRelease(cfString);
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return 0;
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}
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