1 // RUN: %clang_cc1 -analyze -analyzer-check-objc-mem -analyzer-store=basic -verify %s
2 // RUN: %clang_cc1 -analyze -analyzer-check-objc-mem -analyzer-store=region -verify %s
4 //===----------------------------------------------------------------------===//
5 // The following code is reduced using delta-debugging from
6 // Foundation.h (Mac OS X).
8 // It includes the basic definitions for the test cases below.
9 // Not directly including Foundation.h directly makes this test case
10 // both svelte and portable to non-Mac platforms.
11 //===----------------------------------------------------------------------===//
13 typedef signed char BOOL;
14 typedef unsigned int NSUInteger;
15 typedef struct _NSZone NSZone;
16 @class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
17 @protocol NSObject - (BOOL)isEqual:(id)object; @end
18 @protocol NSCopying - (id)copyWithZone:(NSZone *)zone; @end
19 @protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone; @end
20 @protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end
21 @interface NSObject <NSObject> {} @end
22 @class NSString, NSData;
23 @class NSString, NSData, NSMutableData, NSMutableDictionary, NSMutableArray;
24 typedef struct {} NSFastEnumerationState;
25 @protocol NSFastEnumeration
26 - (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)stackbuf count:(NSUInteger)len;
28 @class NSData, NSIndexSet, NSString, NSURL;
29 @interface NSArray : NSObject <NSCopying, NSMutableCopying, NSCoding, NSFastEnumeration>
32 @interface NSArray (NSArrayCreation)
35 - (void)addObject:(id)object;
37 extern NSString * const NSUndoManagerCheckpointNotification;
39 //===----------------------------------------------------------------------===//
41 //===----------------------------------------------------------------------===//
45 return [aString length]; // expected-warning {{Receiver in message expression is a garbage value}}
49 NSString *aString = 0;
50 return [aString length]; // no-warning
54 NSMutableArray *aArray = [NSArray array];
56 [aArray addObject:aString]; // expected-warning {{Pass-by-value argument in message expression is undefined.}}