libcruft-util/alloc/raw/traits.hpp

35 lines
876 B
C++

/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2018 Danny Robson <danny@nerdcruft.net>
*/
#ifndef CRUFT_UTIL_ALLOC_RAW_TRAITS_HPP
#define CRUFT_UTIL_ALLOC_RAW_TRAITS_HPP
#include <type_traits>
namespace util::alloc::raw {
template <typename AllocT, typename = std::void_t<>>
struct has_aligned_allocate : std::false_type {};
template <typename AllocT>
struct has_aligned_allocate<
AllocT,
std::void_t<
decltype (
std::declval<AllocT> ().allocate(16, 16)
)
>
>: public std::true_type {};
template <typename AllocT>
constexpr auto has_aligned_allocate_v = has_aligned_allocate<AllocT>::value;
};
#endif