From Jason Turner

[bitset.operators]

C++20 → C++23 1.6 KB 19 lines
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Archived: C++20 | C++23
Markdown: C++20 | C++23
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  1. tmp/tmpy0rj9bdn/{from.md → to.md} +9 -6
tmp/tmpy0rj9bdn/{from.md → to.md} RENAMED
@@ -1,21 +1,24 @@
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  ### `bitset` operators <a id="bitset.operators">[[bitset.operators]]</a>
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  ``` cpp
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- bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs) noexcept;
 
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  ```
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  *Returns:* `bitset<N>(lhs) &= rhs`.
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  ``` cpp
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- bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs) noexcept;
 
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  ```
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  *Returns:* `bitset<N>(lhs) |= rhs`.
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  ``` cpp
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- bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs) noexcept;
 
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  ```
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  *Returns:* `bitset<N>(lhs) ^= rhs`.
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  ``` cpp
@@ -35,13 +38,13 @@ the following occurs:
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  - `N` characters have been extracted and stored;
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  - end-of-file occurs on the input sequence;
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  - the next input character is neither `is.widen(’0’)` nor
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  `is.widen(’1’)` (in which case the input character is not extracted).
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- If `N > 0` and no characters are stored in `str`, calls
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- `is.setstate(ios_base::failbit)` (which may throw `ios_base::failure`
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- [[iostate.flags]]).
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  *Returns:* `is`.
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  ``` cpp
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  template<class charT, class traits, size_t N>
 
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  ### `bitset` operators <a id="bitset.operators">[[bitset.operators]]</a>
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  ``` cpp
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+ template<size_t N>
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+ constexpr bitset<N> operator&(const bitset<N>& lhs, const bitset<N>& rhs) noexcept;
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  ```
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  *Returns:* `bitset<N>(lhs) &= rhs`.
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  ``` cpp
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+ template<size_t N>
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+ constexpr bitset<N> operator|(const bitset<N>& lhs, const bitset<N>& rhs) noexcept;
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  ```
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  *Returns:* `bitset<N>(lhs) |= rhs`.
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  ``` cpp
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+ template<size_t N>
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+ constexpr bitset<N> operator^(const bitset<N>& lhs, const bitset<N>& rhs) noexcept;
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  ```
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  *Returns:* `bitset<N>(lhs) ^= rhs`.
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  ``` cpp
 
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  - `N` characters have been extracted and stored;
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  - end-of-file occurs on the input sequence;
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  - the next input character is neither `is.widen(’0’)` nor
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  `is.widen(’1’)` (in which case the input character is not extracted).
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+ If `N > 0` and no characters are stored in `str`, `ios_base::failbit` is
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+ set in the input function’s local error state before `setstate` is
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+ called.
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  *Returns:* `is`.
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  ``` cpp
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  template<class charT, class traits, size_t N>