1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -fblocks -verify -std=c++11 %s 2*67e74705SXin Li 3*67e74705SXin Lienum NSEventType { 4*67e74705SXin Li NSEventTypeFlagsChanged = 12 5*67e74705SXin Li}; 6*67e74705SXin Li 7*67e74705SXin Lienum NSEventMask { 8*67e74705SXin Li NSEventMaskLeftMouseDown = 1 9*67e74705SXin Li}; 10*67e74705SXin Li 11*67e74705SXin Listatic const NSEventType NSFlagsChanged = NSEventTypeFlagsChanged; 12*67e74705SXin Li 13*67e74705SXin Li@interface NSObject 14*67e74705SXin Li@end 15*67e74705SXin Li@interface NSEvent : NSObject { 16*67e74705SXin Li} 17*67e74705SXin Li+ (nullable id) 18*67e74705SXin LiaddMonitor:(NSEventMask)mask handler:(NSEvent *_Nullable (^)(NSEvent *))block; 19*67e74705SXin Li@end 20*67e74705SXin Li 21*67e74705SXin Livoid test(id weakThis) { 22*67e74705SXin Li id m_flagsChangedEventMonitor = [NSEvent 23*67e74705SXin Li addMonitor:NSFlagsChangedMask //expected-error {{use of undeclared identifier 'NSFlagsChangedMask'}} 24*67e74705SXin Li handler:[weakThis](NSEvent *flagsChangedEvent) { 25*67e74705SXin Li return flagsChangedEvent; 26*67e74705SXin Li }]; 27*67e74705SXin Li} 28