ubuntu-buildroot/output/build/host-gcc-initial-11.4.0/gcc/testsuite/objc.dg/enhanced-proto-2.m

26 lines
551 B
Objective-C

/* Test use of @optional/@required keywords in @protocol class. */
/* { dg-do compile } */
/* { dg-additional-options "-Wno-objc-root-class" } */
@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