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20 lines
432 B
20 lines
432 B
4 months ago
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// RUN: %clang_cc1 -verify -fsyntax-only %s
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__attribute__((objc_runtime_visible))
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@interface A
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@end
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@interface A(X)
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@end
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@implementation A(X) // expected-error{{cannot implement a category for class 'A' that is only visible via the Objective-C runtime}}
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@end
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@interface B : A
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@end
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@implementation B // expected-error{{cannot implement subclass 'B' of a superclass 'A' that is only visible via the Objective-C runtime}}
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@end
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