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Make UnalignedSlice Send and Sync. #1348

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Make UnalignedSlice Send and Sync. #1348

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8 changes: 8 additions & 0 deletions diskann-vector/src/unaligned.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,14 @@ pub struct UnalignedSlice<'a, T> {
_lifetime: PhantomData<&'a T>,
}

/// SAFETY: `UnalignedSlice` is like a `&[T]`: it can be sent to other threads when `&T` is
/// send - implying the bound `T: Sync`.
unsafe impl<T> Send for UnalignedSlice<'_, T> where T: Sync {}
Comment on lines +25 to +27

/// SAFETY: `UnalignedSlice` is like a `&[T]`: it can be shared with other threads when `&T`
/// is send, implying the bound `T: Sync`.
unsafe impl<T> Sync for UnalignedSlice<'_, T> where T: Sync {}

impl<'a, T> UnalignedSlice<'a, T> {
/// Construct a new [`UnalignedSlice`] over the region `[ptr, ptr.add(len))`.
///
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