1*67e74705SXin Li// RUN: %clang_cc1 -fobjc-arc -fobjc-runtime-has-weak -Wnonnull %s -verify 2*67e74705SXin Li//rdar://19211059 3*67e74705SXin Li 4*67e74705SXin Li@interface NSObject @end 5*67e74705SXin Li 6*67e74705SXin Li@interface Base : NSObject 7*67e74705SXin Li- (nonnull id)bad:(nullable id)obj; // expected-note 2 {{previous declaration is here}} 8*67e74705SXin Li- (nullable id)notAsBad:(nonnull id)obj; 9*67e74705SXin Li@end 10*67e74705SXin Li 11*67e74705SXin Li@interface Sub : Base 12*67e74705SXin Li- (nullable id)bad:(nonnull id)obj; // expected-warning {{conflicting nullability specifier on return types, 'nullable' conflicts with existing specifier 'nonnull'}} \ 13*67e74705SXin Li // expected-warning {{conflicting nullability specifier on parameter types, 'nonnull' conflicts with existing specifier 'nullable'}} 14*67e74705SXin Li- (nonnull id)notAsBad:(nullable id)obj; 15*67e74705SXin Li@end 16