bjoernager/rust
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Make NonNull::new const

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This commit is contained in:
woppopo 2022-01-23 23:04:39 +09:00
parent 16c1a9dd7c
commit 5e97fc9aa2
1 changed files with 2 additions and 1 deletions
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3
library/core/src/ptr/non_null.rs
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@ -211,8 +211,9 @@ impl<T: ?Sized> NonNull<T> {
/// }
/// ```
#[stable(feature = "nonnull", since = "1.25.0")]
#[rustc_const_unstable(feature = "const_nonnull_new", issue = "93235")]
#[inline]
pub fn new(ptr: *mut T) -> Option<Self> {
pub const fn new(ptr: *mut T) -> Option<Self> {
if !ptr.is_null() {
// SAFETY: The pointer is already checked and is not null
Some(unsafe { Self::new_unchecked(ptr) })