PR2599.m revision e030358cc06e1cbce3c2e00ca67c946f9164b2a8 
1// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-constraints=basic -analyzer-store=basic -checker-cfref -fobjc-gc -verify %s
2// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-constraints=range -analyzer-store=basic -checker-cfref -fobjc-gc -verify %s
3// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-constraints=basic -analyzer-store=basic -checker-cfref -fobjc-gc -verify %s
4// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-constraints=range -analyzer-store=region -checker-cfref -fobjc-gc -verify %s
5
6typedef const void * CFTypeRef;
7typedef const struct __CFString * CFStringRef;
8typedef const struct __CFAllocator * CFAllocatorRef;
9typedef const struct __CFDictionary * CFDictionaryRef;
10CFTypeRef CFMakeCollectable(CFTypeRef cf) ;
11extern CFStringRef CFStringCreateWithFormat(CFAllocatorRef alloc, CFDictionaryRef formatOptions, CFStringRef format, ...);
12typedef signed char BOOL;
13typedef unsigned int NSUInteger;
14typedef struct _NSZone NSZone;
15@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
16@protocol NSObject
17- (BOOL)isEqual:(id)object;
18- (id)autorelease;
19@end
20@protocol NSCopying
21- (id)copyWithZone:(NSZone *)zone;
22@end  @protocol NSMutableCopying
23- (id)mutableCopyWithZone:(NSZone *)zone;
24@end
25@protocol
26NSCoding
27- (void)encodeWithCoder:(NSCoder *)aCoder;
28@end
29@interface NSObject <NSObject> {}
30- (id)init;
31+ (id)alloc;
32@end
33enum { 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  };
34typedef NSUInteger NSStringEncoding;
35@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding>
36- (NSUInteger)length;
37- (id)initWithBytesNoCopy:(void *)bytes length:(NSUInteger)len encoding:(NSStringEncoding)encoding freeWhenDone:(BOOL)freeBuffer;
38@end
39@interface NSAutoreleasePool : NSObject {}
40- (void)drain;
41@end
42extern NSString * const NSXMLParserErrorDomain ;
43
44// The actual test case.  UTIL_AUTORELEASE_CF_AS_ID is a macro that doesn't
45// actually do what it was intended to.
46
47#define NSSTRINGWRAPPER(bytes,len) \
48  [[[NSString alloc] initWithBytesNoCopy: (void*)(bytes) length: (len) encoding: NSUTF8StringEncoding freeWhenDone: (BOOL)0] autorelease]
49
50#define UTIL_AUTORELEASE_CF_AS_ID(cf) ( (((void*)0) == (cf)) ? ((void*)0) : [(id) CFMakeCollectable( (CFTypeRef) cf) autorelease] )
51
52#define UTIL_AUTORELEASE_CF_AS_ID_WITHOUT_TEST(cf) ( [(id) CFMakeCollectable( (CFTypeRef) cf) autorelease] )
53
54static char *lorem = "fooBarBaz";
55
56void NSLog(NSString *, ...);
57
58int main (int argc, const char * argv[]) {
59  NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
60  NSString *tmp1 = NSSTRINGWRAPPER(lorem, 6); // no-warning
61  NSString *tmp2 = UTIL_AUTORELEASE_CF_AS_ID( CFStringCreateWithFormat(((void*)0), ((void*)0), ((CFStringRef) __builtin___CFStringMakeConstantString ("" "lorem: %@" "")), tmp1) );  // expected-warning 2 {{leak}}
62  NSString *tmp3 = UTIL_AUTORELEASE_CF_AS_ID_WITHOUT_TEST( CFStringCreateWithFormat(((void*)0), ((void*)0), ((CFStringRef) __builtin___CFStringMakeConstantString ("" "lorem: %@" "")), tmp1) );
63  NSLog(@"tmp2: %@ tmp3: %@", tmp2, tmp3);
64  [pool drain];
65  return 0;
66}
67