1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li 3*67e74705SXin Li#if !__has_feature(objc_class_property) 4*67e74705SXin Li#error does not support class property 5*67e74705SXin Li#endif 6*67e74705SXin Li 7*67e74705SXin Li@interface Root 8*67e74705SXin Li-(id) alloc; 9*67e74705SXin Li-(id) init; 10*67e74705SXin Li@end 11*67e74705SXin Li 12*67e74705SXin Li@interface A : Root { 13*67e74705SXin Li int x; 14*67e74705SXin Li int z; 15*67e74705SXin Li} 16*67e74705SXin Li@property int x; 17*67e74705SXin Li@property int y; 18*67e74705SXin Li@property int z; 19*67e74705SXin Li@property(readonly) int ro, ro2; 20*67e74705SXin Li@property (class) int c; 21*67e74705SXin Li@property (class) int c2; // expected-note {{property declared here}} \ 22*67e74705SXin Li // expected-note {{property declared here}} 23*67e74705SXin Li@property (class) int x; 24*67e74705SXin Li@end 25*67e74705SXin Li 26*67e74705SXin Li@implementation A // expected-warning {{class property 'c2' requires method 'c2' to be defined}} \ 27*67e74705SXin Li // expected-warning {{class property 'c2' requires method 'setC2:' to be defined}} 28*67e74705SXin Li@dynamic x; // refers to the instance property 29*67e74705SXin Li@dynamic (class) x; // refers to the class property 30*67e74705SXin Li@synthesize z, c2; // expected-error {{@synthesize not allowed on a class property 'c2'}} 31*67e74705SXin Li@dynamic c; // refers to the class property 32*67e74705SXin Li@end 33*67e74705SXin Li 34*67e74705SXin Liint test() { 35*67e74705SXin Li A *a = [[A alloc] init]; 36*67e74705SXin Li a.c; // expected-error {{property 'c' is a class property; did you mean to access it with class 'A'}} 37*67e74705SXin Li return a.x + A.c; 38*67e74705SXin Li} 39*67e74705SXin Li 40*67e74705SXin Livoid message_id(id me) { 41*67e74705SXin Li [me y]; 42*67e74705SXin Li} 43*67e74705SXin Li 44*67e74705SXin Livoid message_class(Class me) { 45*67e74705SXin Li [me c2]; 46*67e74705SXin Li} 47*67e74705SXin Li 48*67e74705SXin Li@interface NSObject 49*67e74705SXin Li@end 50*67e74705SXin Li 51*67e74705SXin Li@interface MyClass : NSObject 52*67e74705SXin Li@property(class, readonly) int classProp; // expected-note {{property declared here}} 53*67e74705SXin Li@end 54*67e74705SXin Li 55*67e74705SXin Li@implementation MyClass // expected-warning {{class property 'classProp' requires method 'classProp' to be defined}} 56*67e74705SXin Li- (int)classProp { // Oops, mistakenly made this an instance method. 57*67e74705SXin Li return 8; 58*67e74705SXin Li} 59*67e74705SXin Li@end 60