1/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, November 2010. */ 2/* { dg-do compile } */ 3 4#include <objc/objc.h> 5 6@protocol MyProtocol 7- (void) message; 8@end 9 10@interface MyRootClass 11{ 12 Class isa; 13} 14 15/* Test the warnings on 'assign' with protocols. */ 16@property id <MyProtocol> property_a; /* { dg-warning "object property .property.a. has no .assign., .retain. or .copy. attribute" } */ 17 /* { dg-message ".assign. can be unsafe for Objective-C objects" "" { target *-*-* } 16 } */ 18 19@property MyRootClass <MyProtocol> *property_b; /* { dg-warning "object property .property.b. has no .assign., .retain. or .copy. attribute" } */ 20 /* { dg-message ".assign. can be unsafe for Objective-C objects" "" { target *-*-* } 19 } */ 21 22@property Class <MyProtocol> property_c; /* No 'assign' warning (Classes are static objects so assign semantics do not matter for them). */ 23@end 24