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Add C++20 <concepts> #526

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Add C++20 <concepts> #526

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58b81a1
Added C++20 <concepts>
ZERICO2005 Jan 6, 2025
3b77f4a
added signed_integral and unsigned_integral from https://github.com/C…
ZERICO2005 Jan 6, 2025
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30 changes: 30 additions & 0 deletions src/libcxx/include/concepts
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Original file line number Diff line number Diff line change
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// -*- C++ -*-
#ifndef _EZCXX_CONCEPTS
#define _EZCXX_CONCEPTS

#include <type_traits>

#pragma clang system_header

namespace std {

template <class _Tp, class _Up>
concept same_as = is_same<_Tp, _Up>::value && is_same<_Up, _Tp>::value;

// arithmetic:

template <class _Tp>
concept integral = is_integral_v<_Tp>;

template <class _Tp>
concept signed_integral = integral<_Tp> && is_signed_v<_Tp>;

template <class _Tp>
concept unsigned_integral = integral<_Tp> && !signed_integral<_Tp>;

template <class _Tp>
concept floating_point = is_floating_point_v<_Tp>;

} // namespace std

#endif // _EZCXX_CONCEPTS