1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li// expected-no-diagnostics 3*67e74705SXin Li 4*67e74705SXin Litypedef unsigned char BOOL; 5*67e74705SXin Li 6*67e74705SXin Li@interface NSObject { 7*67e74705SXin Li id isa; 8*67e74705SXin Li} 9*67e74705SXin Li+new; 10*67e74705SXin Li+alloc; 11*67e74705SXin Li-init; 12*67e74705SXin Li-autorelease; 13*67e74705SXin Li@end 14*67e74705SXin Li 15*67e74705SXin Li@interface NSAutoreleasePool : NSObject 16*67e74705SXin Li- drain; 17*67e74705SXin Li@end 18*67e74705SXin Li 19*67e74705SXin Li@interface A : NSObject { 20*67e74705SXin Li@package 21*67e74705SXin Li id object; 22*67e74705SXin Li} 23*67e74705SXin Li@end 24*67e74705SXin Li 25*67e74705SXin Li@interface B : NSObject 26*67e74705SXin Li- (BOOL)containsSelf:(A*)a; 27*67e74705SXin Li@end 28*67e74705SXin Li 29*67e74705SXin Li@implementation A 30*67e74705SXin Li@end 31*67e74705SXin Li 32*67e74705SXin Li@implementation B 33*67e74705SXin Li- (BOOL)containsSelf:(A*)a { 34*67e74705SXin Li return a->object == self; 35*67e74705SXin Li} 36*67e74705SXin Li@end 37*67e74705SXin Li 38*67e74705SXin Livoid NSLog(id, ...); 39*67e74705SXin Li 40*67e74705SXin Liint main (int argc, const char * argv[]) { 41*67e74705SXin Li NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; 42*67e74705SXin Li A *a = [[A new] autorelease]; 43*67e74705SXin Li B *b = [[B new] autorelease]; 44*67e74705SXin Li NSLog(@"%s", [b containsSelf:a] ? "YES" : "NO"); 45*67e74705SXin Li [pool drain]; 46*67e74705SXin Li return 0; 47*67e74705SXin Li} 48*67e74705SXin Li 49