bitset: P2417R2 constexpr化(#1091)

reference/bitset/bitset/all.md

@@ -6,7 +6,8 @@
 * cpp11[meta cpp]
 
 ```cpp
-bool all() const noexcept;
+bool all() const noexcept;           // (1) C++11
+constexpr bool all() const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -63,4 +64,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/any.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bool any() const;          // C++03
-bool any() const noexcept; // C++11
+bool any() const;                    // (1) C++03
+bool any() const noexcept;           // (1) C++11
+constexpr bool any() const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -49,5 +50,6 @@ int main()
 ```
 ```
 
-## 参照
 
+## 参照
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/count.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-size_t count() const;          // C++03
-size_t count() const noexcept; // C++11
+size_t count() const;                    // (1) C++03
+size_t count() const noexcept;           // (1) C++11
+constexpr size_t count() const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -71,3 +72,7 @@ int main()
 
 ## 関連項目
 - [`std::popcount()`](/reference/bit/popcount.md)
+
+
+## 参照
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/flip.md

@@ -5,10 +5,12 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N>& flip();           // (1) C++03
-bitset<N>& flip() noexcept;  // (1) C++11
+bitset<N>& flip();                     // (1) C++03
+bitset<N>& flip() noexcept;            // (1) C++11
+constexpr bitset<N>& flip() noexcept;  // (1) C++23
 
-bitset<N>& flip(size_t pos); // (2)
+bitset<N>& flip(size_t pos);           // (2) C++03
+constexpr bitset<N>& flip(size_t pos); // (2) C++23
 ```
 
 ## 概要
@@ -64,4 +66,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/none.md

@@ -5,7 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bool none() const noexcept;
+bool none() const;                    // (1) C++03
+bool none() const noexcept;           // (1) C++11
+constexpr bool none() const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -48,5 +50,6 @@ int main()
 ```
 ```
 
-## 参照
 
+## 参照
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_and.md

@@ -6,10 +6,13 @@
 ```cpp
 namespace std {
   template <size_t N>
-  bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs);          // C++03
+  bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs);          // (1) C++03
 
   template <size_t N>
-  bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // C++11
+  bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // (1) C++11
+
+  template <size_t N>
+  constexpr bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // (1) C++23
 }
 ```
 
@@ -54,4 +57,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_and_assign.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N>& operator&=(const bitset<N>& rhs);          // C++03
-bitset<N>& operator&=(const bitset<N>& rhs) noexcept; // C++11
+bitset<N>& operator&=(const bitset<N>& rhs);          // (1) C++03
+bitset<N>& operator&=(const bitset<N>& rhs) noexcept; // (1) C++11
+constexpr bitset<N>& operator&=(const bitset<N>& rhs) noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -48,4 +49,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_at.md

@@ -9,7 +9,8 @@ bool operator[](size_t pos) const;           // (1) C++03
 constexpr bool operator[](size_t pos);       // (1) C++11
 constexpr bool operator[](size_t pos) const; // (1) C++14
 
-reference operator[](size_t pos);            // (2)
+reference operator[](size_t pos);            // (2) C++03
+constexpr reference operator[](size_t pos);  // (2) C++23
 ```
 * reference[link reference.md]
 
@@ -58,4 +59,4 @@ false
 
 ## 参照
 - [N3669 Fixing constexpr member functions without const](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3669.pdf)
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_constructor.md

@@ -26,11 +26,25 @@ explicit bitset(
     basic_string<CharT, Traits, Allocator>::npos,
   CharT zero = CharT('0'), CharT one = CharT('1')); // (3) C++11
 
+template <class CharT, class Traits, class Allocator>
+constexpr explicit bitset(
+  const basic_string<CharT, Traits, Allocator>& str,
+  typename basic_string<CharT, Traits, Allocator>::size_type pos = 0,
+  typename basic_string<CharT, Traits, Allocator>::size_type n =
+    basic_string<CharT, Traits, Allocator>::npos,
+  CharT zero = CharT('0'), CharT one = CharT('1')); // (3) C++23
+
 template <class CharT>
 explicit bitset(
   const CharT* str,
   typename basic_string<CharT>::size_type n = basic_string<CharT>::npos,
   CharT zero = CharT('0'), CharT one = CharT('1')); // (4) C++11
+
+template <class CharT>
+constexpr explicit bitset(
+  const CharT* str,
+  typename basic_string<CharT>::size_type n = basic_string<CharT>::npos,
+  CharT zero = CharT('0'), CharT one = CharT('1')); // (4) C++23
 ```
 * basic_string[link /reference/string/basic_string.md]
 
@@ -122,4 +136,4 @@ int main()
 ## 参照
 - [LWG Issue 778. `std::bitset` does not have any constructor taking a string literal](http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#778)
     - (4)のコンストラクタが追加された経緯となるレポート
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_equal.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bool operator==(const bitset<N>& rhs) const;          // C++03
-bool operator==(const bitset<N>& rhs) const noexcept; // C++11
+bool operator==(const bitset<N>& rhs) const;          // (1) C++03
+bool operator==(const bitset<N>& rhs) const noexcept; // (1) C++11
+constexpr bool operator==(const bitset<N>& rhs) const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -47,4 +48,4 @@ equal
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_flip.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N> operator~() const;          // C++03
-bitset<N> operator~() const noexcept; // C++11
+bitset<N> operator~() const;          // (1) C++03
+bitset<N> operator~() const noexcept; // (1) C++11
+constexpr bitset<N> operator~() const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -49,4 +50,5 @@ int main()
 
 
 ## 参照
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)
 

reference/bitset/bitset/op_left_shift.md

@@ -5,7 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N> operator<<(size_t pos) const noexcept;
+bitset<N> operator<<(size_t pos) const;                    // (1) C++03
+bitset<N> operator<<(size_t pos) const noexcept;           // (1) C++11
+constexpr bitset<N> operator<<(size_t pos) const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -48,4 +50,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_left_shift_assign.md

@@ -5,7 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N>& operator<<=(size_t pos) noexcept;
+bitset<N>& operator<<=(size_t pos);                    // (1) C++03
+bitset<N>& operator<<=(size_t pos) noexcept;           // (1) C++11
+constexpr bitset<N>& operator<<=(size_t pos) noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -46,4 +48,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_not_equal.md

@@ -7,7 +7,8 @@
 ```cpp
 // operator==により、以下のオーバーロードが使用可能になる (C++20)
 bool operator!=(const bitset<N>& rhs) const;          // (1) C++03
-bool operator!=(const bitset<N>& rhs) const noexcept; // (2) C++11
+bool operator!=(const bitset<N>& rhs) const noexcept; // (1) C++11
+constexpr bool operator!=(const bitset<N>& rhs) const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -54,3 +55,4 @@ not equal
 ## 参照
 - [P1614R2 The Mothership has Landed](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1614r2.html)
     - C++20での三方比較演算子の追加と、関連する演算子の自動導出
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_or.md

@@ -6,10 +6,13 @@
 ```cpp
 namespace std {
   template <size_t N>
-  bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs);          // C++03
+  bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs);          // (1) C++03
 
   template <size_t N>
-  bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // C++11
+  bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // (1) C++11
+
+  template <size_t N>
+  constexpr bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // (1) C++23
 }
 ```
 
@@ -54,4 +57,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_or_assign.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N>& operator|=(const bitset<N>& rhs);          // C++03
-bitset<N>& operator|=(const bitset<N>& rhs) noexcept; // C++11
+bitset<N>& operator|=(const bitset<N>& rhs);                    // (1) C++03
+bitset<N>& operator|=(const bitset<N>& rhs) noexcept;           // (1) C++11
+constexpr bitset<N>& operator|=(const bitset<N>& rhs) noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -48,4 +49,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_right_shift.md

@@ -5,7 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N> operator>>(size_t pos) const noexcept;
+bitset<N> operator>>(size_t pos) const;                    // (1) C++03
+bitset<N> operator>>(size_t pos) const noexcept;           // (1) C++11
+constexpr bitset<N> operator>>(size_t pos) const noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -48,4 +50,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_right_shift_assign.md

@@ -5,7 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N>& operator>>=(size_t pos) noexcept;
+bitset<N>& operator>>=(size_t pos);                    // (1) C++03
+bitset<N>& operator>>=(size_t pos) noexcept;           // (1) C++11
+constexpr bitset<N>& operator>>=(size_t pos) noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -46,4 +48,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_xor.md

@@ -6,10 +6,13 @@
 ```cpp
 namespace std {
   template <size_t N>
-  bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs);          // C++03
+  bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs);          // (1) C++03
 
   template <size_t N>
-  bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // C++11
+  bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // (1) C++11
+
+  template <size_t N>
+  constexpr bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs) noexcept; // (1) C++23
 }
 ```
 
@@ -54,4 +57,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)

reference/bitset/bitset/op_xor_assign.md

@@ -5,8 +5,9 @@
 * function[meta id-type]
 
 ```cpp
-bitset<N>& operator^=(const bitset<N>& rhs);          // C++03
-bitset<N>& operator^=(const bitset<N>& rhs) noexcept; // C++11
+bitset<N>& operator^=(const bitset<N>& rhs);                    // (1) C++03
+bitset<N>& operator^=(const bitset<N>& rhs) noexcept;           // (1) C++11
+constexpr bitset<N>& operator^=(const bitset<N>& rhs) noexcept; // (1) C++23
 ```
 
 ## 概要
@@ -48,4 +49,4 @@ int main()
 
 
 ## 参照
-
+- [P2417R2 A more constexpr bitset](https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2417r2.pdf)