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1// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx -fblocks -analyzer-output=text -verify %s2 3#include "../Inputs/system-header-simulator-objc.h"4 5@interface NSDictionary : NSObject6- (NSUInteger)count;7- (id)objectForKey:(id)aKey;8- (NSEnumerator *)keyEnumerator;9@end10@interface NSMutableDictionary : NSDictionary11- (void)setObject:(id)anObject forKey:(id <NSCopying>)aKey;12@end13 14void testBOOLMacro(BOOL b) {15 if (b == YES) { // expected-note {{Assuming 'b' is equal to YES}}16 // expected-note@-1 {{Taking true branch}}17 char *p = NULL;// expected-note {{'p' initialized to a null pointer value}}18 *p = 7; // expected-warning {{Dereference of null pointer (loaded from variable 'p')}}19 // expected-note@-1 {{Dereference of null pointer (loaded from variable 'p')}}20 }21}22 23void testNilMacro(NSMutableDictionary *d, NSObject *o) {24 if (o == nil) // expected-note {{Assuming 'o' is equal to nil}}25 // expected-note@-1 {{Taking true branch}}26 [d setObject:o forKey:[o description]]; // expected-warning {{Key argument to 'setObject:forKey:' cannot be nil}}27 // expected-note@-1 {{'description' not called because the receiver is nil}}28 // expected-note@-2 {{Key argument to 'setObject:forKey:' cannot be nil}}29 30 return;31}32