template<class T>
class function;

template<typename T, typename... Args>
class function<T(Args...)> {};

function<void(int)> f;

template<typename T> class allocator;

template<typename T, typename Alloc = allocator<T> >
class vector {
  void clear();
};

template<typename T>
class vector<T*> {};

struct Z1 {};

template class vector<Z1>;

struct Z2 {};

template<>
class vector<Z2> {
  void clear();
};

vector<char> vc;
vector<int*> vip;
vector<Z1> vz1;
vector<Z2> vz2;

enum Enum {
  Enum0, Enum1
};
template <typename T, int I, Enum, int E>
void foo(T Value) {}

static const int kOnst = 7;
template <>
void foo<float, 9, Enum0, kOnst + 7>(float Value);

/*
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*/