From Jason Turner

[support.types.byteops]

C++14 → C++17 3.1 KB 125 lines
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Archived: C++14 | C++17
Markdown: C++14 | C++17
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tmp/tmp406shvbc/{from.md → to.md} RENAMED
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+ ### `byte` type operations <a id="support.types.byteops">[[support.types.byteops]]</a>
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+
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+ ``` cpp
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+ template <class IntType>
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+ constexpr byte& operator<<=(byte& b, IntType shift) noexcept;
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+ ```
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+
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+ *Remarks:* This function shall not participate in overload resolution
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+ unless `is_integral_v<IntType>` is `true`.
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+
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+ *Effects:* Equivalent to:
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+ `return b = byte(static_cast<unsigned char>(b) << shift);`
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+
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+ ``` cpp
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+ template <class IntType>
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+ constexpr byte operator<<(byte b, IntType shift) noexcept;
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+ ```
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+
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+ *Remarks:* This function shall not participate in overload resolution
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+ unless `is_integral_v<IntType>` is `true`.
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+
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+ *Effects:* Equivalent to:
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+ `return byte(static_cast<unsigned char>(b) << shift);`
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+
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+ ``` cpp
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+ template <class IntType>
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+ constexpr byte& operator>>=(byte& b, IntType shift) noexcept;
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+ ```
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+
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+ *Remarks:* This function shall not participate in overload resolution
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+ unless `is_integral_v<IntType>` is `true`.
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+
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+ *Effects:* Equivalent to:
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+ `return b = byte(static_cast<unsigned char>(b) >> shift);`
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+
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+ ``` cpp
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+ template <class IntType>
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+ constexpr byte operator>>(byte b, IntType shift) noexcept;
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+ ```
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+
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+ *Remarks:* This function shall not participate in overload resolution
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+ unless `is_integral_v<IntType>` is `true`.
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+
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+ *Effects:* Equivalent to:
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+ `return byte(static_cast<unsigned char>(b) >> shift);`
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+
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+ ``` cpp
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+ constexpr byte& operator|=(byte& l, byte r) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to:
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+
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+ ``` cpp
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+ return l = byte(static_cast<unsigned char>(l) | static_cast<unsigned char>(r));
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+ ```
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+
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+ ``` cpp
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+ constexpr byte operator|(byte l, byte r) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to:
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+
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+ ``` cpp
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+ return byte(static_cast<unsigned char>(l) | static_cast<unsigned char>(r));
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+ ```
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+
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+ ``` cpp
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+ constexpr byte& operator&=(byte& l, byte r) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to:
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+
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+ ``` cpp
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+ return l = byte(static_cast<unsigned char>(l) & static_cast<unsigned char>(r));
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+ ```
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+
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+ ``` cpp
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+ constexpr byte operator&(byte l, byte r) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to:
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+
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+ ``` cpp
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+ return byte(static_cast<unsigned char>(l) & static_cast<unsigned char>(r));
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+ ```
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+
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+ ``` cpp
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+ constexpr byte& operator^=(byte& l, byte r) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to:
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+
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+ ``` cpp
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+ return l = byte(static_cast<unsigned char>(l) ^ static_cast<unsigned char>(r));
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+ ```
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+
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+ ``` cpp
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+ constexpr byte operator^(byte l, byte r) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to:
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+
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+ ``` cpp
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+ return byte(static_cast<unsigned char>(l) ^ static_cast<unsigned char>(r));
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+ ```
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+
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+ ``` cpp
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+ constexpr byte operator~(byte b) noexcept;
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+ ```
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+
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+ *Effects:* Equivalent to: `return byte(s̃tatic_cast<unsigned char>(b));`
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+
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+ ``` cpp
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+ template <class IntType>
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+ constexpr IntType to_integer(byte b) noexcept;
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+ ```
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+
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+ *Remarks:* This function shall not participate in overload resolution
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+ unless `is_integral_v<IntType>` is `true`.
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+
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+ *Effects:* Equivalent to: `return IntType(b);`
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+