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1 // RUN: %clang -target x86_64-apple-darwin -fsyntax-only -Xclang -verify %s
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2 // RUN: %clang -target x86_64-apple-darwin -x objective-c++ -fsyntax-only -Xclang -verify %s
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3
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4 @interface NSObject
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5 @end
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6
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7 __attribute__((objc_class_stub))
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8 @interface MissingSubclassingRestrictedAttribute : NSObject // expected-error {{'objc_class_stub' attribute cannot be specified on a class that does not have the 'objc_subclassing_restricted' attribute}}
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9 @end
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10
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11 __attribute__((objc_class_stub))
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12 __attribute__((objc_subclassing_restricted))
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13 @interface ValidClassStubAttribute : NSObject
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14 @end
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15
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16 @implementation ValidClassStubAttribute // expected-error {{cannot declare implementation of a class declared with the 'objc_class_stub' attribute}}
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17 @end
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18
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19 @implementation ValidClassStubAttribute (MyCategory)
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20 @end
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21
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22 __attribute__((objc_class_stub(123))) // expected-error {{'objc_class_stub' attribute takes no arguments}}
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23 @interface InvalidClassStubAttribute : NSObject
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24 @end
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25
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26 __attribute__((objc_class_stub)) // expected-error {{'objc_class_stub' attribute only applies to Objective-C interfaces}}
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27 int cannotHaveObjCClassStubAttribute() {}
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