| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | |
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| 3 | /** |
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| 4 | When processing @synthesize, treat ivars in a class extension the same as ivars in the class @interface, |
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| 5 | and treat ivars in a superclass extension the same as ivars in the superclass @interface. |
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| 6 | In particular, when searching for an ivar to back an @synthesize, do look at ivars in the class's own class |
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| 7 | extension but ignore any ivars in superclass class extensions. |
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| 8 | */ |
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| 9 | |
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| 10 | @interface Super { |
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| 11 | int ISA; |
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| 12 | } |
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| 13 | @end |
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| 14 | |
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| 15 | @interface Super() { |
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| 16 | int Property; // expected-note {{previously declared 'Property' here}} |
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| 17 | } |
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| 18 | @end |
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| 19 | |
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| 20 | @interface SomeClass : Super { |
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| 21 | int interfaceIvar1; |
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| 22 | int interfaceIvar2; |
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| 23 | } |
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| 24 | @property int Property; |
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| 25 | @property int Property1; |
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| 26 | @end |
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| 27 | |
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| 28 | @interface SomeClass () { |
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| 29 | int Property1; |
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| 30 | } |
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| 31 | @end |
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| 32 | |
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| 33 | @implementation SomeClass |
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| 34 | @synthesize Property; // expected-error {{property 'Property' attempting to use instance variable 'Property' declared in super class 'Super'}} |
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| 35 | @synthesize Property1; // OK |
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| 36 | @end |
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| 37 | |
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