1 | // RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak -Wdirect-ivar-access -verify -Wno-objc-root-class %s |
2 | // rdar://6505197 |
3 | |
4 | __attribute__((objc_root_class)) @interface MyObject { |
5 | @public |
6 | id _myMaster; |
7 | id _isTickledPink; // expected-error {{existing instance variable '_isTickledPink' for property 'isTickledPink'}} |
8 | int _myIntProp; |
9 | } |
10 | @property(retain) id myMaster; |
11 | @property(assign) id isTickledPink; // expected-note {{property declared here}} |
12 | @property int myIntProp; |
13 | @end |
14 | |
15 | @implementation MyObject |
16 | |
17 | @synthesize myMaster = _myMaster; |
18 | @synthesize isTickledPink = _isTickledPink; // expected-note {{property synthesized here}} |
19 | @synthesize myIntProp = _myIntProp; |
20 | |
21 | - (void) doSomething { |
22 | _myMaster = _isTickledPink; // expected-warning {{instance variable '_myMaster' is being directly accessed}} \ |
23 | // expected-warning {{instance variable '_isTickledPink' is being directly accessed}} |
24 | } |
25 | |
26 | - (id) init { |
27 | _myMaster=0; |
28 | return _myMaster; |
29 | } |
30 | - (void) dealloc { _myMaster = 0; } |
31 | @end |
32 | |
33 | MyObject * foo () |
34 | { |
35 | MyObject* p=0; |
36 | p.isTickledPink = p.myMaster; // ok |
37 | p->_isTickledPink = (*p)._myMaster; // expected-warning {{instance variable '_isTickledPink' is being directly accessed}} \ |
38 | // expected-warning {{instance variable '_myMaster' is being directly accessed}} |
39 | if (p->_myIntProp) // expected-warning {{instance variable '_myIntProp' is being directly accessed}} |
40 | p->_myIntProp = 0; // expected-warning {{instance variable '_myIntProp' is being directly accessed}} |
41 | return p->_isTickledPink; // expected-warning {{instance variable '_isTickledPink' is being directly accessed}} |
42 | } |
43 | |
44 | @interface ITest32 { |
45 | @public |
46 | id ivar; |
47 | } |
48 | @end |
49 | |
50 | id Test32(__weak ITest32 *x) { |
51 | __weak ITest32 *y; |
52 | x->ivar = 0; // expected-error {{dereferencing a __weak pointer is not allowed}} |
53 | return y ? y->ivar // expected-error {{dereferencing a __weak pointer is not allowed}} |
54 | : (*x).ivar; // expected-error {{dereferencing a __weak pointer is not allowed}} |
55 | } |
56 | |
57 | // rdar://13142820 |
58 | @protocol PROTOCOL |
59 | @property (copy, nonatomic) id property_in_protocol; |
60 | @end |
61 | |
62 | __attribute__((objc_root_class)) @interface INTF <PROTOCOL> |
63 | @property (copy, nonatomic) id foo; |
64 | - (id) foo; |
65 | @end |
66 | |
67 | @interface INTF() |
68 | @property (copy, nonatomic) id foo1; |
69 | - (id) foo1; |
70 | @end |
71 | |
72 | @implementation INTF |
73 | - (id) foo { return _foo; } |
74 | - (id) property_in_protocol { return _property_in_protocol; } // expected-warning {{instance variable '_property_in_protocol' is being directly accessed}} |
75 | - (id) foo1 { return _foo1; } |
76 | @synthesize property_in_protocol = _property_in_protocol; |
77 | @end |
78 | |
79 | |