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// RUN: %clang_cc1 -fsyntax-only -verify %s
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// expected-no-diagnostics
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@protocol MyProto1
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@optional
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- (void) FOO;
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@optional
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- (void) FOO1;
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@required
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- (void) REQ;
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@optional
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@end
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@protocol MyProto2 <MyProto1>
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- (void) FOO2;
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@optional
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- (void) FOO3;
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@end
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