// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s @protocol P @property(readonly) int X; // expected-note {{property declared here}} @end @protocol P1<P> @property (copy) id ID; @end @interface I @end @interface I (Cat) <P> @property float X; // expected-warning {{property type 'float' is incompatible with type 'int' inherited from 'P'}} @end @interface I (Cat2) <P1> @property (retain) id ID; // expected-warning {{'copy' attribute on property 'ID' does not match the property inherited from 'P1'}} @end @interface A @property(assign) int categoryProperty; @end // Don't issue warning on unimplemented setter/getter // because property is @dynamic. @implementation A @dynamic categoryProperty; @end