DUNE-FEM (unstable)

concepts.hh
1// SPDX-FileCopyrightText: Copyright © DUNE Project contributors, see file LICENSE.md in module root
2// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
3// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
4// vi: set et ts=4 sw=2 sts=2:
5#ifndef DUNE_COMMON_CONCEPTS_HH
6#define DUNE_COMMON_CONCEPTS_HH
7
8// check whether c++20 concept can be used
9#if __has_include(<version>) && __has_include(<concepts>)
10 #include <version>
11 #if __cpp_concepts >= 201907L && __cpp_lib_concepts >= 202002L
12 #ifndef DUNE_ENABLE_CONCEPTS
13 #define DUNE_ENABLE_CONCEPTS 1
14 #endif
15 #endif
16#endif
17
18#if DUNE_ENABLE_CONCEPTS
19
20#include <dune/common/concepts/container.hh>
21#include <dune/common/concepts/hashable.hh>
22
23#endif // DUNE_ENABLE_CONCEPTS
24
25#endif // DUNE_COMMON_CONCEPTS_HH
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