| // RUN: clang-cc -fsyntax-only -verify %s | |
| @interface I { | |
| int Y; | |
| } | |
| @property int X; | |
| @property int Y; | |
| @property int Z; | |
| @end | |
| @implementation I | |
| @dynamic X; // expected-note {{previous declaration is here}} | |
| @dynamic X; // expected-error {{property 'X' is already implemented}} | |
| @synthesize Y; // expected-note {{previous use is here}} | |
| @synthesize Z=Y; // expected-error {{synthesized properties 'Z' and 'Y' both claim ivar 'Y'}} | |
| @end |