1*67e74705SXin Li// RUN: %clang_cc1 -verify -Wno-objc-root-class %s 2*67e74705SXin Li 3*67e74705SXin Litypedef struct objc_class *Class; 4*67e74705SXin Li@interface XX 5*67e74705SXin Li 6*67e74705SXin Li- (void)addObserver:(XX*)o; // expected-note 2{{passing argument to parameter 'o' here}} 7*67e74705SXin Li 8*67e74705SXin Li@end 9*67e74705SXin Li 10*67e74705SXin Li@interface YY 11*67e74705SXin Li 12*67e74705SXin Li+ (void)classMethod; 13*67e74705SXin Li 14*67e74705SXin Li@end 15*67e74705SXin Li 16*67e74705SXin Li@implementation YY 17*67e74705SXin Li 18*67e74705SXin Listatic XX *obj; 19*67e74705SXin Li 20*67e74705SXin Li+ (void)classMethod { 21*67e74705SXin Li [obj addObserver:self]; // expected-warning {{incompatible pointer types sending 'Class' to parameter of type 'XX *'}} 22*67e74705SXin Li Class whatever; 23*67e74705SXin Li [obj addObserver:whatever]; // expected-warning {{incompatible pointer types sending 'Class' to parameter of type 'XX *'}} 24*67e74705SXin Li} 25*67e74705SXin Li@end 26*67e74705SXin Li 27