1 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s 2 // rdar://20255473 3 4 @interface NSObject @end 5 6 typedef NSObject * __attribute__((objc_independent_class))dispatch_queue_t; 7 8 typedef struct S {int ii; } * __attribute__((objc_independent_class))dispatch_queue_t_2; // expected-warning {{Objective-C object}} 9 10 typedef struct { // expected-warning {{'objc_independent_class' attribute may be put on a typedef only; attribute is ignored}} 11 NSObject *__attribute__((objc_independent_class)) ns; // expected-warning {{'objc_independent_class' attribute may be put on a typedef only; attribute is ignored}} 12 } __attribute__((objc_independent_class)) T; 13 14 dispatch_queue_t dispatch_queue_create(); 15 16 @interface DispatchQPointerCastIssue : NSObject { 17 NSObject *__attribute__((objc_independent_class)) Ivar; // expected-warning {{'objc_independent_class' attribute may be put on a typedef only; attribute is ignored}} 18 } 19 20 @property (copy) NSObject *__attribute__((objc_independent_class)) Prop; // expected-warning {{'objc_independent_class' attribute may be put on a typedef only; attribute is ignored}} 21 22 typedef NSObject * __attribute__((objc_independent_class))dispatch_queue_t_1; 23 24 @end 25 26 @implementation DispatchQPointerCastIssue 27 + (dispatch_queue_t) newDispatchQueue { 28 return dispatch_queue_create(); 29 } 30 @end 31 32 NSObject *get_nsobject() { 33 typedef NSObject * __attribute__((objc_independent_class))dispatch_queue_t; 34 dispatch_queue_t dt; 35 return dt; 36 } 37
