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Add note to documentation of HashSet::intersection #97700

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7 changes: 7 additions & 0 deletions library/std/src/collections/hash/set.rs
Original file line number Diff line number Diff line change
Expand Up @@ -588,6 +588,13 @@ where
/// Visits the values representing the intersection,
/// i.e., the values that are both in `self` and `other`.
///
/// Note: this operation does not guarantee which collection
/// is visited from `self` or `other`. This has consequences
/// for values which may be defined as equal by the `Eq` trait
/// but which are not physically equivalent (eg. they may have
/// fields which differ or do not participate in the definition
/// of equivalence).
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///
/// # Examples
///
/// ```
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