// RUN: %clang_cc1 -fsyntax-only -verify %s @interface Super { id value2; // expected-note {{previously declared 'value2' here}} } @property(retain) id value; @property(retain) id value1; @property(retain) id prop; @end @interface Sub : Super { id value; } @end @implementation Sub @synthesize value; // expected-note {{previous use is here}} @synthesize value1=value; // expected-error {{synthesized properties 'value1' and 'value' both claim instance variable 'value'}} @synthesize prop=value2; // expected-error {{property 'prop' attempting to use instance variable 'value2' declared in super class 'Super'}} @end