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