Patrick Beard | b2f6820 | 2012-04-06 18:12:22 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s |
Fariborz Jahanian | de5b17e | 2010-11-01 20:47:16 +0000 | [diff] [blame] | 2 | //rdar: //8591619 |
| 3 | // pr8453 |
| 4 | |
| 5 | @protocol NSCopying @end |
| 6 | @protocol NSPROTO @end |
| 7 | @protocol NSPROTO1 @end |
| 8 | @protocol NSPROTO2 @end |
| 9 | |
| 10 | @interface NSObject <NSCopying, NSPROTO, NSPROTO1> { |
| 11 | Class isa; |
| 12 | } |
| 13 | @end |
| 14 | |
| 15 | void gorf(NSObject <NSCopying> *); // expected-note {{passing argument to parameter here}} |
| 16 | |
| 17 | NSObject <NSCopying> *foo(id <NSCopying> bar, id id_obj) |
| 18 | { |
| 19 | NSObject <NSCopying> *Init = bar; // expected-warning {{initializing 'NSObject<NSCopying> *' with an expression of incompatible type 'id<NSCopying>'}} |
| 20 | NSObject *Init1 = bar; // expected-warning {{initializing 'NSObject *' with an expression of incompatible type 'id<NSCopying>'}} |
| 21 | |
| 22 | NSObject <NSCopying> *I = id_obj; |
| 23 | NSObject *I1 = id_obj; |
| 24 | gorf(bar); // expected-warning {{passing 'id<NSCopying>' to parameter of incompatible type 'NSObject<NSCopying> *'}} |
| 25 | |
| 26 | gorf(id_obj); |
| 27 | |
| 28 | return bar; // expected-warning {{returning 'id<NSCopying>' from a function with incompatible result type 'NSObject<NSCopying> *'}} |
| 29 | } |
| 30 | |
| 31 | void test(id <NSCopying, NSPROTO, NSPROTO2> bar) |
| 32 | { |
| 33 | NSObject <NSCopying> *Init = bar; // expected-warning {{initializing 'NSObject<NSCopying> *' with an expression of incompatible type 'id<NSCopying,NSPROTO,NSPROTO2>'}} |
| 34 | } |
Fariborz Jahanian | a28948f | 2011-08-22 15:54:49 +0000 | [diff] [blame] | 35 | |
| 36 | // rdar://8843851 |
| 37 | @interface NSObject (CAT) |
| 38 | + (struct S*)Meth : (struct S*)arg; |
| 39 | @end |
| 40 | |
| 41 | struct S { |
| 42 | char *types; |
| 43 | }; |
| 44 | |
| 45 | @interface I |
| 46 | @end |
| 47 | |
| 48 | @implementation I |
| 49 | - (struct S *)Meth : (struct S*)a { |
| 50 | return [NSObject Meth : a]; |
| 51 | } |
| 52 | @end |