1 files changed, 115 insertions, 0 deletions
diff --git a/test/Analysis/NSString-failed-cases.m b/test/Analysis/NSString-failed-cases.m
new file mode 100644
index 0000000..b7f8be0
--- /dev/null
+++ b/test/Analysis/NSString-failed-cases.m
@@ -0,0 +1,115 @@
+// RUN: clang -cc1 -triple i386-apple-darwin10 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify %s
+// RUN: clang -cc1 -triple i386-apple-darwin10 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify %s
+// RUN: clang -cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify %s
+// RUN: clang -cc1 -DTEST_64 -triple x86_64-apple-darwin10 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify %s
+// XFAIL: *
+
+//===----------------------------------------------------------------------===//
+// The following code is reduced using delta-debugging from
+// Foundation.h (Mac OS X).
+//
+// It includes the basic definitions for the test cases below.
+// Not directly including Foundation.h directly makes this test case 
+// both svelte and portable to non-Mac platforms.
+//===----------------------------------------------------------------------===//
+
+#ifdef TEST_64
+typedef long long int64_t;
+_Bool OSAtomicCompareAndSwap64Barrier( int64_t __oldValue, int64_t __newValue, volatile int64_t *__theValue );
+#define COMPARE_SWAP_BARRIER OSAtomicCompareAndSwap64Barrier
+typedef int64_t intptr_t;
+#else
+typedef int int32_t;
+_Bool OSAtomicCompareAndSwap32Barrier( int32_t __oldValue, int32_t __newValue, volatile int32_t *__theValue );
+#define COMPARE_SWAP_BARRIER OSAtomicCompareAndSwap32Barrier
+typedef int32_t intptr_t;
+#endif
+
+typedef const void * CFTypeRef;
+typedef const struct __CFString * CFStringRef;
+typedef const struct __CFAllocator * CFAllocatorRef;
+extern const CFAllocatorRef kCFAllocatorDefault;
+extern CFTypeRef CFRetain(CFTypeRef cf);
+void CFRelease(CFTypeRef cf);
+typedef const struct __CFDictionary * CFDictionaryRef;
+const void *CFDictionaryGetValue(CFDictionaryRef theDict, const void *key);
+extern CFStringRef CFStringCreateWithFormat(CFAllocatorRef alloc, CFDictionaryRef formatOptions, CFStringRef format, ...);
+typedef signed char BOOL;
+typedef int NSInteger;
+typedef unsigned int NSUInteger;
+@class NSString, Protocol;
+extern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2)));
+typedef NSInteger NSComparisonResult;
+typedef struct _NSZone NSZone;
+@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
+@protocol NSObject
+- (BOOL)isEqual:(id)object;
+- (oneway void)release;
+- (id)retain;
+- (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
+extern id NSAllocateObject(Class aClass, NSUInteger extraBytes, NSZone *zone);
+typedef struct {} NSFastEnumerationState;
+@protocol NSFastEnumeration
+- (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)stackbuf count:(NSUInteger)len;
+@end
+@class NSString;
+typedef struct _NSRange {} NSRange;
+@interface NSArray : NSObject <NSCopying, NSMutableCopying, NSCoding, NSFastEnumeration>
+- (NSUInteger)count;
+@end
+@interface NSMutableArray : NSArray
+- (void)addObject:(id)anObject;
+- (id)initWithCapacity:(NSUInteger)numItems;
+@end
+typedef unsigned short unichar;
+@class NSData, NSArray, NSDictionary, NSCharacterSet, NSData, NSURL, NSError, NSLocale;
+typedef NSUInteger NSStringCompareOptions;
+@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding>    - (NSUInteger)length;
+- (NSComparisonResult)compare:(NSString *)string;
+- (NSComparisonResult)compare:(NSString *)string options:(NSStringCompareOptions)mask;
+- (NSComparisonResult)compare:(NSString *)string options:(NSStringCompareOptions)mask range:(NSRange)compareRange;
+- (NSComparisonResult)compare:(NSString *)string options:(NSStringCompareOptions)mask range:(NSRange)compareRange locale:(id)locale;
+- (NSComparisonResult)caseInsensitiveCompare:(NSString *)string;
+- (NSArray *)componentsSeparatedByCharactersInSet:(NSCharacterSet *)separator;
++ (id)stringWithFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2)));
+@end
+@interface NSSimpleCString : NSString {} @end
+@interface NSConstantString : NSSimpleCString @end
+extern void *_NSConstantStringClassReference;
+
+//===----------------------------------------------------------------------===//
+// Test cases.  These should all be merged into NSString.m once these tests
+//  stop reporting leaks.
+//===----------------------------------------------------------------------===//
+
+// FIXME: THIS TEST CASE INCORRECTLY REPORTS A LEAK.
+void testOSCompareAndSwapXXBarrier_parameter(NSString **old) {
+  NSString *s = [[NSString alloc] init]; // no-warning
+  if (!COMPARE_SWAP_BARRIER((intptr_t) 0, (intptr_t) s, (intptr_t*) old))
+    [s release];
+  else    
+    [*old release];
+}
+
+// FIXME: THIS TEST CASE INCORRECTLY REPORTS A LEAK.
+void testOSCompareAndSwapXXBarrier_parameter_no_direct_release(NSString **old) {
+  NSString *s = [[NSString alloc] init]; // no-warning
+  if (!COMPARE_SWAP_BARRIER((intptr_t) 0, (intptr_t) s, (intptr_t*) old))
+    return;
+  else    
+    [*old release];
+}