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align_of takes a T: ?Sized #103873

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align_of takes a T: ?Sized #103873

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287dd29
`min_align_of` takes a `T: ?Sized`
joshlf Nov 2, 2022
fe6db48
`align_of` takes a `T: ?Sized`
joshlf Nov 2, 2022
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2 changes: 1 addition & 1 deletion library/core/src/intrinsics.rs
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Expand Up @@ -893,7 +893,7 @@ extern "rust-intrinsic" {
/// The stabilized version of this intrinsic is [`core::mem::align_of`].
#[rustc_const_stable(feature = "const_min_align_of", since = "1.40.0")]
#[cfg_attr(not(bootstrap), rustc_safe_intrinsic)]
pub fn min_align_of<T>() -> usize;
pub fn min_align_of<T: ?Sized>() -> usize;
/// The preferred alignment of a type.
///
/// This intrinsic does not have a stable counterpart.
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2 changes: 1 addition & 1 deletion library/core/src/mem/mod.rs
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Expand Up @@ -460,7 +460,7 @@ pub fn min_align_of_val<T: ?Sized>(val: &T) -> usize {
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_promotable]
#[rustc_const_stable(feature = "const_align_of", since = "1.24.0")]
pub const fn align_of<T>() -> usize {
pub const fn align_of<T: ?Sized>() -> usize {
intrinsics::min_align_of::<T>()
}

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