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// SPDX-License-Identifier: Apache-2.0
//
// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
// Copyright 2008-2016 National ICT Australia (NICTA)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------
#undef ARMA_HAVE_CXX11
#undef ARMA_HAVE_CXX14
#undef ARMA_HAVE_CXX17
#undef ARMA_HAVE_CXX20
#if (__cplusplus >= 201103L)
#define ARMA_HAVE_CXX11
#endif
#if (__cplusplus >= 201402L)
#define ARMA_HAVE_CXX14
#endif
#if (__cplusplus >= 201703L)
#define ARMA_HAVE_CXX17
#endif
#if (__cplusplus >= 202002L)
#define ARMA_HAVE_CXX20
#endif
// MS really can't get its proverbial shit together
#if defined(_MSVC_LANG)
#if (_MSVC_LANG >= 201402L)
#undef ARMA_HAVE_CXX11
#define ARMA_HAVE_CXX11
#undef ARMA_HAVE_CXX14
#define ARMA_HAVE_CXX14
#endif
#if (_MSVC_LANG >= 201703L)
#undef ARMA_HAVE_CXX17
#define ARMA_HAVE_CXX17
#endif
#if (_MSVC_LANG >= 202002L)
#undef ARMA_HAVE_CXX20
#define ARMA_HAVE_CXX20
#endif
#endif
// warn about ignored option used in old versions of Armadillo
#if defined(ARMA_DONT_USE_CXX11)
#pragma message ("WARNING: option ARMA_DONT_USE_CXX11 ignored")
#endif
#if !defined(ARMA_HAVE_CXX11)
#error "*** C++11 compiler required; enable C++11 mode in your compiler, or use an earlier version of Armadillo"
#endif
// for compatibility with earlier versions of Armadillo
#undef ARMA_USE_CXX11
#define ARMA_USE_CXX11
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