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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
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/* Test use of @optional/@required keywords in @protocol class. */
/* { dg-do compile } */

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

@interface  MyProto2 <MyProto1>
@required 		/* { dg-error ".@required. is allowed in @protocol context only" }  */
- (void) FOO2;
@optional		/* { dg-error ".@optional. is allowed in @protocol context only" }  */
- (void) FOO3;
@end

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