44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
/**
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This file is a part of rexy's general purpose library
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Copyright (C) 2022 rexy712
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef REXY_COMPAT_CPP20_HPP
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#define REXY_COMPAT_CPP20_HPP
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#if __cplusplus >= 202002L
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#define REXY_CPP20_CONSTEXPR constexpr
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#define REXY_CPP20_CONSTEVAL consteval
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#else //__cpp_consteval
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#define REXY_CPP20_CONSTEXPR
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#define REXY_CPP20_CONSTEVAL constexpr
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#endif //__cpp_consteval
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#if __cplusplus >= 202300L
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#define REXY_STANDARD_CPP23
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#endif
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#if __cplusplus >= 202002L
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#define REXY_STANDARD_CPP20
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#endif
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#if __cplusplus >= 201703L
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#define REXY_STANDARD_CPP17
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#endif
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#if __cplusplus < 201703L
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#error "Requires minimum C++17 standard"
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#endif //__cplusplus
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#endif
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