#include <cstddef>
#include <cstdint>
template <typename... Ts> struct t1 {};
template <typename... Ts> struct t2;
struct udt {};
namespace ns {
struct udt {};
namespace inner {
template <typename T> struct ttp {};
struct udt {};
} // namespace inner
template <template <typename> class T> void ttp_user() {}
enum Enumeration : int { Enumerator1, Enumerator2, Enumerator3 = 1 };
enum class EnumerationClass { Enumerator1, Enumerator2, Enumerator3 = 1 };
enum : int { AnonEnum1, AnonEnum2, AnonEnum3 = 1 };
enum EnumerationSmall : unsigned char { kNeg = 0xff };
} // namespace ns
template <typename... Ts> void f1() {
  t1<Ts...> v1;
  t2<Ts...> *v2;
}
template <bool b, int i> void f2() {}
template <typename T, T... A> void f3() {}
template <typename T, unsigned = 3> void f4() {}
template <typename T, bool b = false> struct t3 {};
extern template class t3<int>;
template class t3<int>;
struct outer_class {
  struct inner_class {};
};
int i = 3;
template <unsigned N> struct t4 {};
namespace {
struct t5 {};
enum LocalEnum { LocalEnum1 };
} // namespace
template <typename... T1, typename T2 = int> void f5() {}
template <typename T1, typename... T2> void f6() {}
struct t6 {
  template <typename T> void operator<<(int) {}
  template <typename T> void operator<(int) {}
  template <typename T> void operator<=(int) {}
  template <typename T = int> operator t1<float> *() { return nullptr; }
  template <typename T> void operator-(int) {}
  template <typename T> void operator*(int) {}
  template <typename T> void operator/(int) {}
  template <typename T> void operator%(int) {}
  template <typename T> void operator^(int) {}
  template <typename T> void operator&(int) {}
  template <typename T> void operator|(int) {}
  template <typename T> void operator~() {}
  template <typename T> void operator!() {}
  template <typename T> void operator=(int) {}
  template <typename T> void operator>(int) {}
  template <typename T> void operator,(int) {}
  template <typename T> void operator()() {}
  template <typename T> void operator[](int) {}
  template <typename T> void operator<=>(int) {}
  template <typename T> void *operator new(std::size_t, T) {
    __builtin_unreachable();
  }
  template <typename T> void operator delete(void *, T) {}
  template <typename T> void *operator new[](std::size_t, T) {
    __builtin_unreachable();
  }
  template <typename T> void operator delete[](void *, T) {}
  template <typename T> int operator co_await() { __builtin_unreachable(); }
};
void operator"" _suff(unsigned long long) {}
template <template <typename...> class T> void f7() {}
template <template <typename...> class T, typename T2> void f8() {}
template <typename T> struct t7;
using t7i = t7<int>;
template <typename T> struct __attribute__((__preferred_name__(t7i))) t7 {};
struct t8 {
  void mem();
};
namespace ns {
inline namespace inl {
template <typename T> struct t9 {};
} // namespace inl
} // namespace ns
template <typename T> void (*f9())() { return nullptr; }
struct t10 {
  template <typename T = void> t10() {}
};

template <typename T> void operator_not_really() {}

template <typename T, T... A> struct t11 {};

struct t12 {
  t11<LocalEnum, LocalEnum1> v1;
};

template <decltype(ns::AnonEnum1)> void f10() {}

template <typename T, T V> void f11() {}

int main() {
  struct {
  } A;
  auto L = [] {};
  f1<int>();
  f1<float>();
  f1<bool>();
  f1<double>();
  f1<long>();
  f1<short>();
  f1<unsigned>();
  f1<unsigned long long>();
  f1<long long>();
  f1<udt>();
  f1<ns::udt>();
  f1<ns::udt *>();
  f1<ns::inner::udt>();
  f1<t1<int>>();
  f1<int, float>();
  f1<int *>();
  f1<int &>();
  f1<int &&>();
  f1<const int>();
  f1<int[3]>();
  f1<void>();
  f1<outer_class::inner_class>();
  f1<unsigned long>();
  f2<true, 3>();
  f3<ns::Enumeration, ns::Enumerator3, (ns::Enumeration)2>();
  f3<ns::EnumerationClass, ns::EnumerationClass::Enumerator3,
     (ns::EnumerationClass)2>();
  f3<ns::EnumerationSmall, ns::kNeg>();
  f3<decltype(ns::AnonEnum1), ns::AnonEnum3, (decltype(ns::AnonEnum1))2>();
  f3<LocalEnum, LocalEnum1>();
  f3<int *, &i>();
  f3<int *, nullptr>();
  t4<3> v2;
  f3<unsigned long, 1>();
  f3<unsigned long long, 1>();
  f3<long, 1>();
  f3<unsigned int, 1>();
  f3<short, 1>();
  f3<unsigned char, (char)0>();
  f3<signed char, (char)0>();
  f3<unsigned short, 1, 2>();
  f3<char, 0, 1, 6, 7, 13, 14, 31, 32, 33, (char)127, (char)128>();
  f3<__int128, ((__int128)9223372036854775807) * 2>();
  f4<unsigned int>();
  f1<t3<int>>();
  f1<t3<t3<int>>>();
  f1<decltype(L)>();
  t3<decltype(L)> v1;
  f1<t3<t3<decltype(L)>>>();
  f1<int(float)>();
  f1<void(...)>();
  f1<void(int, ...)>();
  f1<const int &>();
  f1<const int *&>();
  f1<t5>();
  f1<decltype(nullptr)>();
  f1<long *, long *>();
  f1<long *, udt *>();
  f1<void *const>();
  f1<const void *const *>();
  f1<void()>();
  f1<void (*)()>();
  f1<decltype(&L)>();
  f1<decltype(A)>();
  f1<decltype(&A)>();
  f5<t1<int>>();
  f5<>();
  f6<t1<int>>();
  f1<>();
  f1<const void *, const void *>();
  f1<t1<int *> *>();
  f1<int *[]>();
  t6 v6;
  v6.operator<< <int>(1);
  v6.operator< <int>(1);
  v6.operator<= <int>(1);
  v6.operator t1<float> *();
  v6.operator- <int>(3);
  v6.operator* <int>(3);
  v6.operator/ <int>(3);
  v6.operator% <int>(3);
  v6.operator^ <int>(3);
  v6.operator& <int>(3);
  v6.operator| <int>(3);
  v6.operator~ <int>();
  v6.operator! <int>();
  v6.operator= <int>(3);
  v6.operator><int>(3);
  v6.operator, <int>(3);
  v6.operator()<int>();
  v6.operator[]<int>(3);
  v6.operator<=> <int>(3);
  t6::operator new(0, 0);
  t6::operator new[](0, 0);
  t6::operator delete(nullptr, 0);
  t6::operator delete[](nullptr, 0);
  v6.operator co_await <int>();
  42_suff;
  struct t7 {};
  f1<t7>();
  f1<int (&)[3]>();
  f1<int (*)[3]>();
  f7<t1>();
  f8<t1, int>();
  using namespace ns;
  ttp_user<inner::ttp>();
  f1<int *, decltype(nullptr) *>();
  t7i x;
  f1<t7i>();
  f7<ns::inl::t9>();
  f1<_Atomic(int)>();
  f1<int, long, volatile char>();
  f1<__attribute__((__vector_size__(sizeof(int) * 2))) int>();
  f1<int *const volatile>();
  f1<const volatile void>();
  f1<t1<decltype(L)>>();
  t10 v3;
  f1<void (::udt::*)() const>();
  f1<void (::udt::*)() volatile &>();
  f1<void (::udt::*)() const volatile &&>();
  f9<int>();
  f1<void (*const)()>();
  f1<char const(&)[1]>();
  f1<void() const &>();
  f1<void() volatile &&>();
  f1<void() const volatile>();
  f1<int *const[1]>();
  f1<int *const(&)[1]>();
  f1<void (::udt::*const &)()>();
  f1<void (*(int))(float)>();
  f1<t1<int>[1]>();
  f1<void (*)() noexcept>();
  f1<void(decltype(A))>();
  struct t8 {
    decltype(A) m;
  };
  f1<void(t8, decltype(A))>();
  f1<void(t8)>();
  operator_not_really<int>();
  t12 v4;
  f11<_BitInt(3), 2>();
  f11<const unsigned _BitInt(5), 2>();
  f11<_BitInt(65), 2>();
  f11<const unsigned _BitInt(65), 2>();
  f1<void(t1<>, t1<>)>();
  f1<int t1<>::*>();
  void fcc() __attribute__((swiftcall));
  f1<decltype(fcc)>();
  int fnrt() __attribute__((noreturn));
  f1<decltype(fnrt)>();
  f10<ns::AnonEnum1>();
}
void t8::mem() {
  struct t7 {};
  f1<t7>();
  f1<decltype(&t8::mem)>();
}
namespace complex_type_units {
void external_function();
namespace {
struct internal_type;
}
template <void (*)() = external_function> struct t2;
template <typename = t2<>> class t3 {};
template <typename = internal_type, typename = t3<>> struct t4 {};
struct t5 {
  t4<> v1;
};
void f1() {
  t5 v1;
  t3<> v2;
}
} // namespace complex_type_units