xref: /llvm-project/clang/test/SemaObjC/iboutletcollection-attr.m (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1// RUN: %clang_cc1 -fsyntax-only -verify %s
2// RUN: %clang_cc1 -x objective-c++ -fsyntax-only -verify %s
3
4@class NSObject;
5
6@interface I {
7    __attribute__((iboutletcollection(I))) id ivar1;
8    __attribute__((iboutletcollection(id))) id ivar2;
9    __attribute__((iboutletcollection())) id ivar3;
10    __attribute__((iboutletcollection)) id ivar4;
11}
12@property (nonatomic, retain) __attribute__((iboutletcollection(I))) id prop1;
13@property (nonatomic, retain) __attribute__((iboutletcollection(id))) id prop2;
14@property (nonatomic, retain) __attribute__((iboutletcollection())) id prop3;
15@property (nonatomic, retain) __attribute__((iboutletcollection)) id prop4;
16@end
17
18typedef void *PV;
19@interface BAD {
20    __attribute__((iboutletcollection(I, 1))) id ivar1; // expected-error {{expected ')'}} expected-note {{to match}}
21    __attribute__((iboutletcollection(B))) id ivar2; // expected-error {{unknown type name 'B'}}
22    __attribute__((iboutletcollection(PV))) id ivar3; // expected-error {{invalid type 'PV' (aka 'void *') as argument of iboutletcollection attribute}}
23    __attribute__((iboutletcollection(PV))) void *ivar4; // expected-warning {{instance variable with 'iboutletcollection' attribute must be an object type (invalid 'void *')}}
24    __attribute__((iboutletcollection(int))) id ivar5; // expected-error {{type argument of iboutletcollection attribute cannot be a builtin type}}
25    __attribute__((iboutlet)) int ivar6;  // expected-warning {{instance variable with 'iboutlet' attribute must be an object type}}
26}
27@property (nonatomic, retain) __attribute__((iboutletcollection(I,2,3))) id prop1; // expected-error {{expected ')'}} expected-note {{to match}}
28@property (nonatomic, retain) __attribute__((iboutletcollection(B))) id prop2; // expected-error {{unknown type name 'B'}}
29
30@property __attribute__((iboutletcollection(BAD))) int prop3; // expected-warning {{property with 'iboutletcollection' attribute must be an object type (invalid 'int')}}
31@end
32
33@interface ParentRDar10296078 @end
34@class NSArray;
35@protocol RDar10296078_Protocol;
36@class RDar10296078_OtherClass;
37
38@interface RDar10296078  : ParentRDar10296078
39@property (nonatomic, strong)
40  __attribute__((iboutletcollection(RDar10296078_OtherClass<RDar10296078_Protocol>))) NSArray *stuff;
41@end
42
43@class UILabel;
44@class NSArray;
45@interface OCTViewController
46@property (nonatomic, assign) __attribute__((iboutletcollection(UILabel))) NSArray *labels; // expected-warning {{IBOutletCollection properties should be copy/strong and not assign}}
47@end
48