From Jason Turner

[time.duration.comparisons]

C++17 → C++20 2.7 KB 43 lines
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Archived: C++17 | C++20
Markdown: C++17 | C++20
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  1. tmp/tmpojr_ef68/{from.md → to.md} +20 -19
tmp/tmpojr_ef68/{from.md → to.md} RENAMED
@@ -1,6 +1,6 @@
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- #### `duration` comparisons <a id="time.duration.comparisons">[[time.duration.comparisons]]</a>
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  In the function descriptions that follow, `CT` represents
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  `common_type_t<A, B>`, where `A` and `B` are the types of the two
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  arguments to the function.
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@@ -8,47 +8,48 @@ arguments to the function.
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator==(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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- *Returns:* *`CT`*`(lhs).count() == `*`CT`*`(rhs).count()`.
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-
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- ``` cpp
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- template <class Rep1, class Period1, class Rep2, class Period2>
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- constexpr bool operator!=(const duration<Rep1, Period1>& lhs,
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- const duration<Rep2, Period2>& rhs);
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- ```
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-
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- *Returns:* `!(lhs == rhs)`.
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  ``` cpp
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator<(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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- *Returns:* *`CT`*`(lhs).count() < `*`CT`*`(rhs).count()`.
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-
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- ``` cpp
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- template <class Rep1, class Period1, class Rep2, class Period2>
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- constexpr bool operator<=(const duration<Rep1, Period1>& lhs,
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- const duration<Rep2, Period2>& rhs);
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- ```
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-
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- *Returns:* `!(rhs < lhs)`.
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  ``` cpp
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator>(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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  *Returns:* `rhs < lhs`.
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  ``` cpp
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator>=(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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  *Returns:* `!(lhs < rhs)`.
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+ ### Comparisons <a id="time.duration.comparisons">[[time.duration.comparisons]]</a>
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  In the function descriptions that follow, `CT` represents
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  `common_type_t<A, B>`, where `A` and `B` are the types of the two
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  arguments to the function.
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator==(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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+ *Returns:* `CT(lhs).count() == CT(rhs).count()`.
 
 
 
 
 
 
 
 
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  ``` cpp
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator<(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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+ *Returns:* `CT(lhs).count() < CT(rhs).count()`.
 
 
 
 
 
 
 
 
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  ``` cpp
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator>(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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  *Returns:* `rhs < lhs`.
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+ ``` cpp
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+ template<class Rep1, class Period1, class Rep2, class Period2>
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+ constexpr bool operator<=(const duration<Rep1, Period1>& lhs,
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+ const duration<Rep2, Period2>& rhs);
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+ ```
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+
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+ *Returns:* `!(rhs < lhs)`.
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+
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  ``` cpp
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  template<class Rep1, class Period1, class Rep2, class Period2>
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  constexpr bool operator>=(const duration<Rep1, Period1>& lhs,
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  const duration<Rep2, Period2>& rhs);
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  ```
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  *Returns:* `!(lhs < rhs)`.
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+ ``` cpp
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+ template<class Rep1, class Period1, class Rep2, class Period2>
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+ requires three_way_comparable<typename CT::rep>
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+ constexpr auto operator<=>(const duration<Rep1, Period1>& lhs,
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+ const duration<Rep2, Period2>& rhs);
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+ ```
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+
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+ *Returns:* `CT(lhs).count() <=> CT(rhs).count()`.
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+