1// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s 2 3@class SUPER, Y; // expected-note 2 {{forward declaration of class here}} 4 5@interface INTF :SUPER // expected-error {{attempting to use the forward class 'SUPER' as superclass of 'INTF'}} 6@end 7 8@interface SUPER @end 9 10@interface INTF1 : SUPER // expected-note {{previous definition is here}} 11@end 12 13@interface INTF2 : INTF1 14@end 15 16@interface INTF3 : Y // expected-error {{attempting to use the forward class 'Y' as superclass of 'INTF3'}} \ 17 // expected-note{{'INTF3' declared here}} 18@end 19 20@interface INTF1 // expected-error {{duplicate interface definition for class 'INTF1'}} 21@end 22 23@implementation SUPER 24- (void)dealloc { 25 [super dealloc]; // expected-error {{'SUPER' cannot use 'super' because it is a root class}} 26} 27@end 28 29@interface RecursiveClass : RecursiveClass // expected-error {{trying to recursively use 'RecursiveClass' as superclass of 'RecursiveClass'}} 30@end 31 32@implementation RecursiveClass 33@end 34 35@implementation iNTF3 // expected-warning{{cannot find interface declaration for 'iNTF3'; did you mean 'INTF3'?}} 36@end 37