cfref_PR2519.c revision a5728872c7702ddd09537c95bc3cbd20e1f2fb09 
1// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -analyzer-constraints=basic -verify %s
2// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -analyzer-constraints=range -verify %s
3// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify %s
4// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify %s
5
6typedef unsigned char Boolean;
7typedef signed long CFIndex;
8typedef const void * CFTypeRef;
9typedef const struct __CFString * CFStringRef;
10typedef const struct __CFAllocator * CFAllocatorRef;
11extern const CFAllocatorRef kCFAllocatorDefault;
12typedef struct {} CFAllocatorContext;
13extern void CFRelease(CFTypeRef cf);
14typedef struct {}
15CFDictionaryKeyCallBacks;
16extern const CFDictionaryKeyCallBacks kCFTypeDictionaryKeyCallBacks;
17typedef struct {}
18CFDictionaryValueCallBacks;
19extern const CFDictionaryValueCallBacks kCFTypeDictionaryValueCallBacks;
20typedef const struct __CFDictionary * CFDictionaryRef;
21extern CFDictionaryRef CFDictionaryCreate(CFAllocatorRef allocator, const void **keys, const void **values, CFIndex numValues, const CFDictionaryKeyCallBacks *keyCallBacks, const CFDictionaryValueCallBacks *valueCallBacks);
22enum { kCFNumberSInt8Type = 1,     kCFNumberSInt16Type = 2,     kCFNumberSInt32Type = 3,     kCFNumberSInt64Type = 4,     kCFNumberFloat32Type = 5,     kCFNumberFloat64Type = 6,      kCFNumberCharType = 7,     kCFNumberShortType = 8,     kCFNumberIntType = 9,     kCFNumberLongType = 10,     kCFNumberLongLongType = 11,     kCFNumberFloatType = 12,     kCFNumberDoubleType = 13,      kCFNumberCFIndexType = 14,      kCFNumberNSIntegerType = 15,     kCFNumberCGFloatType = 16,     kCFNumberMaxType = 16    };
23typedef CFIndex CFNumberType;
24typedef const struct __CFNumber * CFNumberRef;
25extern CFNumberRef CFNumberCreate(CFAllocatorRef allocator, CFNumberType theType, const void *valuePtr);
26typedef struct __CFNotificationCenter * CFNotificationCenterRef;
27extern CFNotificationCenterRef CFNotificationCenterGetDistributedCenter(void);
28extern void CFNotificationCenterPostNotification(CFNotificationCenterRef center, CFStringRef name, const void *object, CFDictionaryRef userInfo, Boolean deliverImmediately);
29
30// This test case was reported in PR2519 as a false positive (_value was
31// reported as being leaked).
32
33int main(int argc, char **argv) {
34 CFStringRef _key = ((CFStringRef) __builtin___CFStringMakeConstantString ("" "Process identifier" ""));
35 int pid = 42;
36
37 CFNumberRef _value = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &pid);
38 CFDictionaryRef userInfo = CFDictionaryCreate(kCFAllocatorDefault, (const void **)&_key, (const void **)&_value, 1, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
39 CFRelease(_value); // no-warning
40 CFNotificationCenterPostNotification(CFNotificationCenterGetDistributedCenter(),
41           ((CFStringRef) __builtin___CFStringMakeConstantString ("" "GrowlPreferencesChanged" "")),
42           ((CFStringRef) __builtin___CFStringMakeConstantString ("" "GrowlUserDefaults" "")),
43           userInfo, 0);
44 CFRelease(userInfo); // no-warning
45
46 return 0;
47}
48
49