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