1// RUN: %clang_cc1 -fsyntax-only -verify %s 2 3void f() 4{ 5 (void)typeid(int); // expected-error {{you need to include <typeinfo> before using the 'typeid' operator}} 6} 7 8namespace std { 9 class type_info; 10} 11 12void g() 13{ 14 (void)typeid(int); 15} 16 17struct X; // expected-note 3{{forward declaration}} 18 19void g1(X &x) { 20 (void)typeid(X); // expected-error{{'typeid' of incomplete type 'X'}} 21 (void)typeid(X&); // expected-error{{'typeid' of incomplete type 'X'}} 22 (void)typeid(x); // expected-error{{'typeid' of incomplete type 'X'}} 23} 24