xref: /aosp_15_r20/external/clang/test/SemaObjCXX/objc-extern-c.mm (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -verify %s
2*67e74705SXin Li
3*67e74705SXin Li@protocol P // expected-note {{previous}}
4*67e74705SXin Li-(void)meth1;
5*67e74705SXin Li@end
6*67e74705SXin Li
7*67e74705SXin Li@interface I // expected-note {{previous}}
8*67e74705SXin Li@end
9*67e74705SXin Li
10*67e74705SXin Li@interface I2
11*67e74705SXin Li@end
12*67e74705SXin Li@interface I2(C) // expected-note {{previous}}
13*67e74705SXin Li@end
14*67e74705SXin Li
15*67e74705SXin Liextern "C" {
16*67e74705SXin Li@protocol P // expected-warning {{duplicate protocol definition of 'P' is ignored}}
17*67e74705SXin Li-(void)meth2;
18*67e74705SXin Li@end
19*67e74705SXin Li
20*67e74705SXin Li@interface I // expected-error {{duplicate}}
21*67e74705SXin Li@end
22*67e74705SXin Li
23*67e74705SXin Li@interface I2(C) // expected-warning {{duplicate}}
24*67e74705SXin Li@end
25*67e74705SXin Li}
26*67e74705SXin Li
27*67e74705SXin Livoid test(id<P> p) {
28*67e74705SXin Li  [p meth1];
29*67e74705SXin Li  [p meth2]; // expected-warning {{not found}}
30*67e74705SXin Li}
31