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// An explicitly defaulted function can have a ref-qualifier.
// { dg-require-effective-target c++11 }
struct A {
A& operator=(const A&) & = default;
};
template<class T>
struct B {
B& operator=(const B&) & = default;
};
template<class T>
void f()
{
B<T> b;
b = B<T>();
B<T>() = b; // { dg-error "" }
}
int main()
{
A a;
a = A();
A() = a; // { dg-error "" }
f<int>();
}
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