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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:11:38 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:13:23 +0000 |
commit | 20431706a863f92cb37dc512fef6e48d192aaf2c (patch) | |
tree | 2867f13f5fd5437ba628c67d7f87309ccadcd286 /library/core/src/ptr/non_null.rs | |
parent | Releasing progress-linux version 1.65.0+dfsg1-2~progress7.99u1. (diff) | |
download | rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.tar.xz rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.zip |
Merging upstream version 1.66.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'library/core/src/ptr/non_null.rs')
-rw-r--r-- | library/core/src/ptr/non_null.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/library/core/src/ptr/non_null.rs b/library/core/src/ptr/non_null.rs index f3ef094cb..c18264d13 100644 --- a/library/core/src/ptr/non_null.rs +++ b/library/core/src/ptr/non_null.rs @@ -2,6 +2,7 @@ use crate::cmp::Ordering; use crate::convert::From; use crate::fmt; use crate::hash; +use crate::intrinsics::assert_unsafe_precondition; use crate::marker::Unsize; use crate::mem::{self, MaybeUninit}; use crate::num::NonZeroUsize; @@ -195,7 +196,10 @@ impl<T: ?Sized> NonNull<T> { #[inline] pub const unsafe fn new_unchecked(ptr: *mut T) -> Self { // SAFETY: the caller must guarantee that `ptr` is non-null. - unsafe { NonNull { pointer: ptr as _ } } + unsafe { + assert_unsafe_precondition!("NonNull::new_unchecked requires that the pointer is non-null", [T: ?Sized](ptr: *mut T) => !ptr.is_null()); + NonNull { pointer: ptr as _ } + } } /// Creates a new `NonNull` if `ptr` is non-null. |