114 lines
4.3 KiB
C++
114 lines
4.3 KiB
C++
///\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) 2021 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_BUILTIN_SUPPORT_H_INCLUDED
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#define ETL_DETERMINE_BUILTIN_SUPPORT_H_INCLUDED
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#if defined(ETL_USE_TYPE_TRAITS_BUILTINS) // Set all of them to be true if not already defined
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#if !defined(ETL_USING_BUILTIN_IS_ASSIGNABLE)
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#define ETL_USING_BUILTIN_IS_ASSIGNABLE 1
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_CONSTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_CONSTRUCTIBLE 1
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE 1
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE 1
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE 1
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#endif
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#endif
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#if defined(__has_builtin) // Use __has_builtin to check for existence of builtin functions?
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#if !defined(ETL_USING_BUILTIN_IS_ASSIGNABLE)
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#define ETL_USING_BUILTIN_IS_ASSIGNABLE __has_builtin(__is_assignable)
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_CONSTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_CONSTRUCTIBLE __has_builtin(__is_constructible)
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE (__has_builtin(__has_trivial_constructor) || __has_builtin(__is_trivially_constructible))
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE (__has_builtin(__has_trivial_destructor) || __has_builtin(__is_trivially_destructible))
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE (__has_builtin(__has_trivial_copy) || __has_builtin(__is_trivially_copyable))
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#endif
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#endif
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// The default. Set to 0, if not already set.
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#if !defined(ETL_USING_BUILTIN_IS_ASSIGNABLE)
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#define ETL_USING_BUILTIN_IS_ASSIGNABLE 0
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_CONSTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_CONSTRUCTIBLE 0
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE 0
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE 0
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#endif
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#if !defined(ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE)
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#define ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE 0
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#endif
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namespace etl
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{
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namespace traits
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{
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// Documentation: https://www.etlcpp.com/etl_traits.html
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static ETL_CONSTANT bool using_builtin_is_assignable = (ETL_USING_BUILTIN_IS_ASSIGNABLE == 1);
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static ETL_CONSTANT bool using_builtin_is_constructible = (ETL_USING_BUILTIN_IS_CONSTRUCTIBLE == 1);
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static ETL_CONSTANT bool using_builtin_is_trivially_constructible = (ETL_USING_BUILTIN_IS_TRIVIALLY_CONSTRUCTIBLE == 1);
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static ETL_CONSTANT bool using_builtin_is_trivially_destructible = (ETL_USING_BUILTIN_IS_TRIVIALLY_DESTRUCTIBLE == 1);
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static ETL_CONSTANT bool using_builtin_is_trivially_copyable = (ETL_USING_BUILTIN_IS_TRIVIALLY_COPYABLE == 1);
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}
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}
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#endif
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