// PR c++/46807 // { dg-options -std=c++98 } // In C++98/03, B::B(const B&) is trivial because A::A(const A&) is trivial, // even though doing overload resolution would mean calling the template // constructor. In C++0x, we do overload resolution to determine triviality. struct A { A() {} private: template A(T&); }; struct B { mutable A a; }; int main() { B b; B b2(b); }