| 1 | // RUN: %clang_cc1 -verify %s |
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| 2 | |
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| 3 | @interface Object |
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| 4 | @end |
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| 5 | |
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| 6 | @protocol ProtocolObject |
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| 7 | @property int class; |
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| 8 | @property (copy) id MayCauseError; |
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| 9 | @end |
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| 10 | |
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| 11 | @protocol ProtocolDerivedGCObject <ProtocolObject> |
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| 12 | @property int Dclass; |
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| 13 | @end |
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| 14 | |
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| 15 | @interface GCObject : Object <ProtocolDerivedGCObject> { |
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| 16 | int ifield; |
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| 17 | int iOwnClass; |
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| 18 | int iDclass; |
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| 19 | } |
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| 20 | @property int OwnClass; |
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| 21 | @end |
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| 22 | |
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| 23 | @interface ReleaseObject : GCObject <ProtocolObject> { |
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| 24 | int newO; |
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| 25 | int oldO; |
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| 26 | } |
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| 27 | @property (retain) id MayCauseError; // expected-warning {{'copy' attribute on property 'MayCauseError' does not match the property inherited from 'ProtocolObject'}} |
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| 28 | @end |
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| 29 | |
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| 30 | |
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