1// RUN: %clang_cc1 -fsyntax-only -verify -fno-rtti %s 2 3namespace std { 4 class type_info; 5} 6 7void f() 8{ 9 (void)typeid(int); // expected-error {{cannot use typeid with -fno-rtti}} 10} 11 12namespace { 13struct A { 14 virtual ~A(){}; 15}; 16 17struct B : public A { 18 B() : A() {} 19}; 20} 21 22bool isa_B(A *a) { 23 return dynamic_cast<B *>(a) != 0; // expected-error {{cannot use dynamic_cast with -fno-rtti}} 24} 25 26void* getMostDerived(A* a) { 27 // This cast does not use RTTI. 28 return dynamic_cast<void *>(a); 29} 30