// RUN: %clang_cc1 -rewrite-objc %s -o - @protocol P - (id<P>) Meth: (id<P>) Arg; @end @interface INTF<P> - (id<P>)IMeth; @end @implementation INTF - (id<P>)IMeth { return [(id<P>)self Meth: (id<P>)0]; } - (id<P>) Meth : (id<P>) Arg { return 0; } @end