1// RUN: %clang_cc1 -fsyntax-only -verify %s 2template<typename> struct PassRefPtr { }; 3template<typename T> struct RefPtr { 4 RefPtr& operator=(const RefPtr&) { int a[sizeof(T) ? -1 : -1];} // expected-error 2 {{array with a negative size}} 5 RefPtr& operator=(const PassRefPtr<T>&); 6}; 7 8struct A { RefPtr<int> a; }; // expected-note {{instantiation of member function 'RefPtr<int>::operator=' requested here}} 9struct B : RefPtr<float> { }; // expected-note {{in instantiation of member function 'RefPtr<float>::operator=' requested here}} 10 11void f() { 12 A a1, a2; 13 a1 = a2; 14 15 B b1, b2; 16 b1 = b2; 17} 18