1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li// expected-no-diagnostics 3*67e74705SXin Liextern "C" { 4*67e74705SXin Li@class Protocol; 5*67e74705SXin Li} 6*67e74705SXin Li 7*67e74705SXin Li// <rdar://problem/7827709> 8*67e74705SXin Liextern "C" { 9*67e74705SXin Li@class I; 10*67e74705SXin Li} 11*67e74705SXin Li 12*67e74705SXin Li@interface I 13*67e74705SXin Li@end 14*67e74705SXin Li 15*67e74705SXin Li// rdar://10015110 16*67e74705SXin Li@protocol VKAnnotation; 17*67e74705SXin Liextern "C" { 18*67e74705SXin Li 19*67e74705SXin Li@protocol VKAnnotation 20*67e74705SXin Li @property (nonatomic, assign) id coordinate; 21*67e74705SXin Li@end 22*67e74705SXin Li} 23