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Rollup merge of #88915 - joshlf:patch-4, r=kennytm

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`Wrapping<T>` has the same layout and ABI as `T`
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Manish Goregaokar 2021-09-15 14:57:02 -07:00 • committed by GitHub
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4
library/core/src/num/wrapping.rs
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@ -32,6 +32,10 @@ use crate::ops::{Shl, ShlAssign, Shr, ShrAssign, Sub, SubAssign};
/// ///
/// assert_eq!(u32::MAX, (zero - one).0); /// assert_eq!(u32::MAX, (zero - one).0);
/// ``` /// ```
///
/// # Layout
///
/// `Wrapping<T>` is guaranteed to have the same layout and ABI as `T`.
#[stable(feature = "rust1", since = "1.0.0")] #[stable(feature = "rust1", since = "1.0.0")]
#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Default, Hash)] #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Default, Hash)]
#[repr(transparent)] #[repr(transparent)]