llvm-project

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// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
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@interface X1
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@end
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@implementation X1 // expected-note {{implementation started here}}
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@interface Y1 // expected-error {{missing '@end'}}
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@end
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@end // expected-error {{'@end' must appear in an Objective-C context}}
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@interface X2
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@end
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@implementation X2 // expected-note {{implementation started here}}
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@protocol Y2 // expected-error {{missing '@end'}}
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@end
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@end // expected-error {{'@end' must appear in an Objective-C context}}
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@interface X6 // expected-note {{class started here}}
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@interface X7 // expected-error {{missing '@end'}}
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@end
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@end // expected-error {{'@end' must appear in an Objective-C context}}
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@protocol P1 // expected-note {{protocol started here}}
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@interface P2 // expected-error {{missing '@end'}}
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@end
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@end // expected-error {{'@end' must appear in an Objective-C context}}
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@interface X4 // expected-note {{class started here}}
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@implementation X4 // expected-error {{missing '@end'}}
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@end
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@end // expected-error {{'@end' must appear in an Objective-C context}}
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@interface I
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@end
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@implementation I
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@protocol P; // forward declarations of protocols in @implementations is allowed
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@class C; // forward declarations of classes in @implementations is allowed
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- (C<P>*) MyMeth {}
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@end
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@interface I2 {} // expected-note {{class started here}}
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@protocol P2; // expected-error {{missing '@end'}}
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@class C2;
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@end // expected-error {{'@end' must appear in an Objective-C context}}
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@interface I3
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@end
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@implementation I3
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- Meth {}
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+ Cls {}
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@protocol P3;
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@end
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