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/* Compatibility wrapper around std::result_of and std::invoke_result.
Copyright (C) 2022-2023 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef GDBSUPPORT_INVOKE_RESULT_H
#define GDBSUPPORT_INVOKE_RESULT_H
#include <type_traits>
namespace gdb
{
#if __cplusplus >= 201703L
template<typename Callable, class... Args>
using invoke_result = std::invoke_result<Callable, Args...>;
#else
template<typename Callable, typename... Args>
using invoke_result = std::result_of<Callable (Args...)>;
#endif
} /* namespace gdb */
#endif /* GDBSUPPORT_INVOKE_RESULT_H */
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