37 lines · plain
1// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s2 3@protocol SUPER; // expected-note {{protocol 'SUPER' has no definition}}4 5@interface SUPER <SUPER> @end // expected-warning {{cannot find protocol definition for 'SUPER'}}6 7typedef int INTF; // expected-note {{previous definition is here}}8 9@interface INTF @end // expected-error {{redefinition of 'INTF' as different kind of symbol}}10 11@interface OBJECT @end // expected-note {{previous definition is here}}12 13@interface INTF1 : OBJECT @end // expected-note {{previous definition is here}}14 15@interface INTF1 : OBJECT @end // expected-error {{duplicate interface definition for class 'INTF1'}}16 17typedef int OBJECT; // expected-error {{redefinition of 'OBJECT' as different kind of symbol}}18 19typedef int OBJECT2; // expected-note 2 {{previous definition is here}}20@interface INTF2 : OBJECT2 @end // expected-error {{redefinition of 'OBJECT2' as different kind of symbol}}21 22@implementation INTF2 : OBJECT2 @end // expected-error {{redefinition of 'OBJECT2' as different kind of symbol}}23 24@protocol PROTO;25 26@interface INTF3 : PROTO @end // expected-error {{cannot find interface declaration for 'PROTO', superclass of 'INTF3'}}27 28// Make sure we allow the following (for GCC compatibility).29@interface NSObject @end30typedef NSObject TD_NSObject;31@interface XCElementUnit : TD_NSObject {}32@end33 34// Make sure we don't typo-correct to ourselves.35@interface SomeClassSub : SomeClassSup // expected-error{{cannot find interface declaration for 'SomeClassSup', superclass of 'SomeClassSub'}}36@end37