| 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 | |