1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -Wimplicit-atomic-properties -verify -Wno-objc-root-class %s 2*67e74705SXin Li// rdar://8774580 3*67e74705SXin Li 4*67e74705SXin Li@interface Super 5*67e74705SXin Li@property (nonatomic, readwrite) int P; // OK 6*67e74705SXin Li@property (atomic, readwrite) int P1; // OK 7*67e74705SXin Li@property (readwrite) int P2; // expected-note {{property declared here}} 8*67e74705SXin Li@property int P3; // expected-note {{property declared here}} 9*67e74705SXin Li@end 10*67e74705SXin Li 11*67e74705SXin Li@implementation Super // expected-warning {{property is assumed atomic when auto-synthesizing the property}} 12*67e74705SXin Li@synthesize P,P1,P2; // expected-warning {{property is assumed atomic by default}} 13*67e74705SXin Li@end 14