  // -*- C++ -*-
  //===----------------------------------------------------------------------===//
  // Modifications Copyright Intel Corporation 2022
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //===----------------------------------------------------------------------===//
  // Auto-generated from boost/mp11 sources https://github.com/boostorg/mp11

#ifndef SYCL_DETAIL_BOOST_MP11_DETAIL_MP_FRONT_HPP_INCLUDED
#define SYCL_DETAIL_BOOST_MP11_DETAIL_MP_FRONT_HPP_INCLUDED

//  Copyright 2015-2021 Peter Dimov.
//
//  Distributed under the Boost Software License, Version 1.0.
//
//  See accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt
namespace sycl
{
namespace detail
{
namespace boost
{
namespace mp11
{

// mp_front<L>
namespace detail
{

template<class L> struct mp_front_impl
{
// An error "no type named 'type'" here means that the argument to mp_front
// is either not a list, or is an empty list
};

template<template<class...> class L, class T1, class... T> struct mp_front_impl<L<T1, T...>>
{
    using type = T1;
};

} // namespace detail

template<class L> using mp_front = typename detail::mp_front_impl<L>::type;

} // namespace mp11
} // namespace boost
} // namespace detail
} // namespace sycl

#endif // #ifndef SYCL_DETAIL_BOOST_MP11_DETAIL_MP_FRONT_HPP_INCLUDED
