diff options
| author | Scott McMurray <scottmcm@users.noreply.github.com> | 2022-09-21 13:43:21 -0700 |
|---|---|---|
| committer | Scott McMurray <scottmcm@users.noreply.github.com> | 2022-09-21 13:43:21 -0700 |
| commit | e2d7cdcf2badf4d8d2d89dadb65a32a2eba01aff (patch) | |
| tree | a859124a4e0ea374ce965f1c13747cb8bf8593f3 /library/core/src/ptr | |
| parent | 585bcc69807b3730e3de11c5dbceccbab12e874d (diff) | |
| download | rust-e2d7cdcf2badf4d8d2d89dadb65a32a2eba01aff.tar.gz rust-e2d7cdcf2badf4d8d2d89dadb65a32a2eba01aff.zip | |
Add `rustc_allow_const_fn_unstable` annotations to pre-existing `Layout` methods
Diffstat (limited to 'library/core/src/ptr')
| -rw-r--r-- | library/core/src/ptr/alignment.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/library/core/src/ptr/alignment.rs b/library/core/src/ptr/alignment.rs index 5e7628c5a18..d0df316c770 100644 --- a/library/core/src/ptr/alignment.rs +++ b/library/core/src/ptr/alignment.rs @@ -24,7 +24,7 @@ impl Alignment { /// but in an `Alignment` instead of a `usize. #[unstable(feature = "ptr_alignment_type", issue = "102070")] #[inline] - pub(crate) fn of<T>() -> Self { + pub const fn of<T>() -> Self { // SAFETY: rustc ensures that type alignment is always a power of two. unsafe { Alignment::new_unchecked(mem::align_of::<T>()) } } @@ -53,6 +53,7 @@ impl Alignment { /// Equivalently, it must be `1 << exp` for some `exp` in `0..usize::BITS`. /// It must *not* be zero. #[unstable(feature = "ptr_alignment_type", issue = "102070")] + #[rustc_const_unstable(feature = "ptr_alignment_type", issue = "102070")] #[inline] pub const unsafe fn new_unchecked(align: usize) -> Self { // SAFETY: Precondition passed to the caller. @@ -65,6 +66,7 @@ impl Alignment { /// Returns the alignment as a [`NonZeroUsize`] #[unstable(feature = "ptr_alignment_type", issue = "102070")] + #[rustc_const_unstable(feature = "ptr_alignment_type", issue = "102070")] #[inline] pub const fn as_usize(self) -> usize { self.0 as usize |