clang/test/SemaObjC/enhanced-proto-2.m


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// RUN: clang -verify %s

@protocol MyProto1 
@optional
- (void) FOO;
@optional
- (void) FOO;
@optional 
- (void) REQ;
@optional
@end

@interface  MyProto2 <MyProto1>
- (void) FOO2;
- (void) FOO3;
@end

@implementation MyProto2
- (void) FOO2{}
- (void) FOO3{}
@end