// { dg-do assemble  }
struct A 
{
  void f() {}
  template <class U>
  void f() {}
};
template <class T>
struct B
{
  void f() {}
  template <class U>
  void f() {}
};
template struct B<int>;
struct C 
{
  template <class U>
  void f() {}  // { dg-message "previous" } redeclaration
  template <class U>
  void f() {}  // { dg-error "overloaded" } redeclaration
};
template <class T, class U>
struct D
{
  void f(T);
  void f(U);
};
template struct D<int, double>;
template <class T, class U>
struct D2
{
  void f(T); // { dg-message "previous" } redeclaration 
  void f(U); // { dg-error "overloaded" } redeclaration 
};
template struct D2<int, int>; 
struct E
{
  void f();  // { dg-message "previous" } redeclaration
  void f(); // { dg-error "overloaded" } redeclaration
};