Embedded Template Library
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determine_compiler_language_support.h
Go to the documentation of this file.
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/******************************************************************************
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The MIT License(MIT)
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Embedded Template Library.
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https://github.com/ETLCPP/etl
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https://www.etlcpp.com
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Copyright(c) 2019 John Wellbelove
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files(the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions :
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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******************************************************************************/
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#ifndef ETL_DETERMINE_COMPILER_LANGUAGE_SUPPORT_H_INCLUDED
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#define ETL_DETERMINE_COMPILER_LANGUAGE_SUPPORT_H_INCLUDED
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//#include <math.h>
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#include "
determine_compiler.h
"
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// Determine C++23 support
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#if !defined(ETL_CPP23_SUPPORTED)
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#if defined(__cplusplus)
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#if defined(ETL_COMPILER_MICROSOFT)
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#define ETL_CPP23_SUPPORTED (__cplusplus >= 202302L)
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#elif defined(ETL_COMPILER_ARM5)
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#define ETL_CPP23_SUPPORTED 0
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#elif defined(ETL_COMPILER_GCC)
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#define ETL_CPP23_SUPPORTED (__cplusplus >= 202302L)
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#else
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#define ETL_CPP23_SUPPORTED (__cplusplus >= 202302L)
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#endif
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#else
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#define ETL_CPP23_SUPPORTED 0
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#endif
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#endif
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#if ETL_CPP23_SUPPORTED
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#define ETL_CPP11_SUPPORTED 1
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#define ETL_CPP14_SUPPORTED 1
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#define ETL_CPP17_SUPPORTED 1
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#define ETL_CPP20_SUPPORTED 1
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#endif
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// Determine C++20 support
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#if !defined(ETL_CPP20_SUPPORTED)
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#if defined(__cplusplus)
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#if defined(ETL_COMPILER_MICROSOFT)
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#if defined(_MSVC_LANG)
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#define ETL_CPP20_SUPPORTED (_MSVC_LANG >= 202002L)
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#else
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#define ETL_CPP20_SUPPORTED (_MSC_VER >= 1929)
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#endif
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#elif defined(ETL_COMPILER_ARM5)
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#define ETL_CPP20_SUPPORTED 0
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#elif defined(ETL_COMPILER_GCC)
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#if (__GNUC__ == 10)
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#define ETL_CPP20_SUPPORTED (__cplusplus >= 201709L)
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#else
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#define ETL_CPP20_SUPPORTED (__cplusplus >= 202002L)
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#endif
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#else
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#define ETL_CPP20_SUPPORTED (__cplusplus >= 202002L)
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#endif
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#else
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#define ETL_CPP20_SUPPORTED 0
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#endif
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#endif
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#if ETL_CPP20_SUPPORTED
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#define ETL_CPP11_SUPPORTED 1
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#define ETL_CPP14_SUPPORTED 1
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#define ETL_CPP17_SUPPORTED 1
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#endif
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// Determine C++17 support
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#if !defined(ETL_CPP17_SUPPORTED)
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#if defined(__cplusplus)
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#if defined(ETL_COMPILER_MICROSOFT)
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#if defined(_MSVC_LANG)
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#define ETL_CPP17_SUPPORTED (_MSVC_LANG >= 201703L)
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#else
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#define ETL_CPP17_SUPPORTED (_MSC_VER >= 1914)
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#endif
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#elif defined(ETL_COMPILER_ARM5)
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#define ETL_CPP17_SUPPORTED 0
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#else
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#define ETL_CPP17_SUPPORTED (__cplusplus >= 201703L)
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#endif
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#else
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#define ETL_CPP17_SUPPORTED 0
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#endif
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#endif
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#if ETL_CPP17_SUPPORTED
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#define ETL_CPP11_SUPPORTED 1
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#define ETL_CPP14_SUPPORTED 1
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#endif
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// Determine C++14 support
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#if !defined(ETL_CPP14_SUPPORTED)
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#if defined(__cplusplus)
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#if defined(ETL_COMPILER_MICROSOFT)
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#if defined(_MSVC_LANG)
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#define ETL_CPP14_SUPPORTED (_MSVC_LANG >= 201402L)
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#else
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#define ETL_CPP14_SUPPORTED (_MSC_VER >= 1900)
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#endif
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#elif defined(ETL_COMPILER_ARM5)
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#define ETL_CPP14_SUPPORTED 0
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#else
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#define ETL_CPP14_SUPPORTED (__cplusplus >= 201402L)
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#endif
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#else
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#define ETL_CPP14_SUPPORTED 0
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#endif
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#endif
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#if ETL_CPP14_SUPPORTED
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#define ETL_CPP11_SUPPORTED 1
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#endif
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// Determine C++11 support
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#if !defined(ETL_CPP11_SUPPORTED)
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#if defined(__cplusplus)
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#if defined(ETL_COMPILER_MICROSOFT)
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#if defined(_MSVC_LANG)
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#define ETL_CPP11_SUPPORTED (_MSVC_LANG >= 201103L)
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#else
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#define ETL_CPP11_SUPPORTED (_MSC_VER >= 1700)
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#endif
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#elif defined(ETL_COMPILER_ARM5)
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#define ETL_CPP11_SUPPORTED 0
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#else
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#define ETL_CPP11_SUPPORTED (__cplusplus >= 201103L)
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#endif
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#else
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#define ETL_CPP11_SUPPORTED 0
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#endif
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#endif
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// Helper macros
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#define ETL_CPP11_NOT_SUPPORTED (!ETL_CPP11_SUPPORTED)
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#define ETL_CPP14_NOT_SUPPORTED (!ETL_CPP14_SUPPORTED)
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#define ETL_CPP17_NOT_SUPPORTED (!ETL_CPP17_SUPPORTED)
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#define ETL_CPP20_NOT_SUPPORTED (!ETL_CPP20_SUPPORTED)
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#define ETL_CPP23_NOT_SUPPORTED (!ETL_CPP23_SUPPORTED)
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// 'Using' macros
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#define ETL_USING_CPP11 (ETL_CPP11_SUPPORTED == 1)
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#define ETL_USING_CPP14 (ETL_CPP14_SUPPORTED == 1)
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#define ETL_USING_CPP17 (ETL_CPP17_SUPPORTED == 1)
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#define ETL_USING_CPP20 (ETL_CPP20_SUPPORTED == 1)
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#define ETL_USING_CPP23 (ETL_CPP23_SUPPORTED == 1)
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#define ETL_NOT_USING_CPP11 (ETL_CPP11_SUPPORTED == 0)
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#define ETL_NOT_USING_CPP14 (ETL_CPP14_SUPPORTED == 0)
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#define ETL_NOT_USING_CPP17 (ETL_CPP17_SUPPORTED == 0)
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#define ETL_NOT_USING_CPP20 (ETL_CPP20_SUPPORTED == 0)
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#define ETL_NOT_USING_CPP23 (ETL_CPP23_SUPPORTED == 0)
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#if !defined(ETL_NO_NULLPTR_SUPPORT)
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#define ETL_NO_NULLPTR_SUPPORT ETL_NOT_USING_CPP11
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#endif
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#if !defined(ETL_NO_SMALL_CHAR_SUPPORT)
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#if ETL_USING_CPP20
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#define ETL_NO_SMALL_CHAR_SUPPORT 0
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#else
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#define ETL_NO_SMALL_CHAR_SUPPORT 1
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#endif
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#endif
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#if !defined(ETL_NO_LARGE_CHAR_SUPPORT)
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#define ETL_NO_LARGE_CHAR_SUPPORT ETL_NOT_USING_CPP11
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#endif
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#if !defined(ETL_CPP11_TYPE_TRAITS_IS_TRIVIAL_SUPPORTED)
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#define ETL_CPP11_TYPE_TRAITS_IS_TRIVIAL_SUPPORTED ETL_USING_CPP11
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#endif
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// Language standard
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#if !defined(ETL_LANGUAGE_STANDARD)
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#if ETL_USING_CPP23
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#define ETL_LANGUAGE_STANDARD 23
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#elif ETL_USING_CPP20
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#define ETL_LANGUAGE_STANDARD 20
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#elif ETL_USING_CPP17
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#define ETL_LANGUAGE_STANDARD 17
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#elif ETL_USING_CPP14
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#define ETL_LANGUAGE_STANDARD 14
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#elif ETL_USING_CPP11
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#define ETL_LANGUAGE_STANDARD 11
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#else
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#define ETL_LANGUAGE_STANDARD 3
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#endif
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#endif
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// NAN not defined or Rowley CrossWorks
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#if !defined(ETL_NO_CPP_NAN_SUPPORT) && (!defined(NAN) || defined(__CROSSWORKS_ARM) || defined(ETL_COMPILER_ARM5) || defined(ARDUINO))
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#define ETL_NO_CPP_NAN_SUPPORT
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#endif
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#if defined(__has_include)
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#if __has_include(<version>)
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#include <version>
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#if defined(__cpp_lib_byteswap)
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#if __cpp_lib_byteswap != 0
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#define ETL_HAS_STD_BYTESWAP 1
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#endif
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#endif
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#endif
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#endif
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#ifndef ETL_HAS_STD_BYTESWAP
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#define ETL_HAS_STD_BYTESWAP 0
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#endif
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#endif
determine_compiler.h
include
etl
profiles
determine_compiler_language_support.h
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