1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 3 typedef unsigned char BOOL; 4 5 @interface NSObject { 6 id isa; 7 } 8 +new; 9 +alloc; 10 -init; 11 -autorelease; 12 @end 13 14 @interface NSAutoreleasePool : NSObject 15 - drain; 16 @end 17 18 @interface A : NSObject { 19 @package 20 id object; 21 } 22 @end 23 24 @interface B : NSObject 25 - (BOOL)containsSelf:(A*)a; 26 @end 27 28 @implementation A 29 @end 30 31 @implementation B 32 - (BOOL)containsSelf:(A*)a { 33 return a->object == self; 34 } 35 @end 36 37 void NSLog(id, ...); 38 39 int main (int argc, const char * argv[]) { 40 NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; 41 A *a = [[A new] autorelease]; 42 B *b = [[B new] autorelease]; 43 NSLog(@"%s", [b containsSelf:a] ? "YES" : "NO"); 44 [pool drain]; 45 return 0; 46 } 47 48
