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// Copyright 2015-2019 Hans Dembinski
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt
// or copy at


namespace boost {
namespace histogram {
namespace detail {

template <class T>
T make_default_impl(const T& t, decltype(t.get_allocator(), 0)) {
  return T(t.get_allocator());

template <class T>
T make_default_impl(const T&, float) {
  return T{};

template <class T>
T make_default(const T& t) {
  return make_default_impl(t, 0);

} // namespace detail
} // namespace histogram
} // namespace boost