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