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as_simd: fix doc comment to be in line with align_to #127422

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Jul 12, 2024
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as_simd: fix doc comment to be in line with align_to #127422

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26 changes: 4 additions & 22 deletions library/core/src/slice/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -3959,17 +3959,8 @@ impl<T> [T] {

/// Split a slice into a prefix, a middle of aligned SIMD types, and a suffix.
///
/// This is a safe wrapper around [`slice::align_to`], so has the same weak
/// postconditions as that method. You're only assured that
/// `self.len() == prefix.len() + middle.len() * LANES + suffix.len()`.
///
/// Notably, all of the following are possible:
/// - `prefix.len() >= LANES`.
/// - `middle.is_empty()` despite `self.len() >= 3 * LANES`.
/// - `suffix.len() >= LANES`.
///
/// That said, this is a safe method, so if you're only writing safe code,
/// then this can at most cause incorrect logic, not unsoundness.
/// This is a safe wrapper around [`slice::align_to`], so inherits the same
/// guarantees as that method.
///
/// # Panics
///
Expand Down Expand Up @@ -4033,17 +4024,8 @@ impl<T> [T] {
/// Split a mutable slice into a mutable prefix, a middle of aligned SIMD types,
/// and a mutable suffix.
///
/// This is a safe wrapper around [`slice::align_to_mut`], so has the same weak
/// postconditions as that method. You're only assured that
/// `self.len() == prefix.len() + middle.len() * LANES + suffix.len()`.
///
/// Notably, all of the following are possible:
/// - `prefix.len() >= LANES`.
/// - `middle.is_empty()` despite `self.len() >= 3 * LANES`.
/// - `suffix.len() >= LANES`.
///
/// That said, this is a safe method, so if you're only writing safe code,
/// then this can at most cause incorrect logic, not unsoundness.
/// This is a safe wrapper around [`slice::align_to_mut`], so inherits the same
/// guarantees as that method.
///
/// This is the mutable version of [`slice::as_simd`]; see that for examples.
///
Expand Down
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