test/std/numerics/complex.number/complex/types.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// <complex>

// template<class T>
// class complex
// {
// public:
//   typedef T value_type;
//   ...
// };

#include <complex>
#include <type_traits>

template <class T>
void
test()
{
    typedef std::complex<T> C;
    static_assert((std::is_same<typename C::value_type, T>::value), "");
}

int main()
{
    test<float>();
    test<double>();
    test<long double>();
}