1// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s 2 3@interface A { 4 id xxx; 5} 6-(int)bar; 7@end 8@implementation A 9-(int)bar { 10 return xxx == xxx; // expected-warning {{self-comparison always evaluates to true}} 11} 12@end 13