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Deprecate the unstable ptr_to_from_bits feature #95583

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merged 4 commits into from
Nov 22, 2022
Merged

Deprecate the unstable ptr_to_from_bits feature #95583

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9072281
Deprecate the `ptr_to_from_bits` feature
scottmcm Apr 2, 2022
4d37d1f
Refer to the `exposed` versions of the methods instead
scottmcm Apr 3, 2022
a9e92be
Bump ptr_to_from_bits deprecation to Rust 1.67
dtolnay Nov 21, 2022
6d943af
Rustc_deprecated attribute superseded by deprecated
dtolnay Nov 21, 2022
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10 changes: 10 additions & 0 deletions library/core/src/ptr/const_ptr.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,11 @@ impl<T: ?Sized> *const T {
/// assert_eq!(p1.to_bits() - p0.to_bits(), 4);
/// ```
#[unstable(feature = "ptr_to_from_bits", issue = "91126")]
#[rustc_deprecated(
since = "1.67",
reason = "replaced by the `exposed_addr` method, or update your code \
to follow the strict provenance rules using its APIs"
)]
pub fn to_bits(self) -> usize
where
T: Sized,
Expand All @@ -140,6 +145,11 @@ impl<T: ?Sized> *const T {
/// assert_eq!(<*const u8>::from_bits(1), dangling);
/// ```
#[unstable(feature = "ptr_to_from_bits", issue = "91126")]
#[rustc_deprecated(
since = "1.67",
reason = "replaced by the `ptr::from_exposed_addr` function, or update \
your code to follow the strict provenance rules using its APIs"
)]
#[allow(fuzzy_provenance_casts)] // this is an unstable and semi-deprecated cast function
pub fn from_bits(bits: usize) -> Self
where
Expand Down
10 changes: 10 additions & 0 deletions library/core/src/ptr/mut_ptr.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -125,6 +125,11 @@ impl<T: ?Sized> *mut T {
/// assert_eq!(p1.to_bits() - p0.to_bits(), 4);
/// ```
#[unstable(feature = "ptr_to_from_bits", issue = "91126")]
#[rustc_deprecated(
since = "1.67",
reason = "replaced by the `exposed_addr` method, or update your code \
to follow the strict provenance rules using its APIs"
)]
pub fn to_bits(self) -> usize
where
T: Sized,
Expand All @@ -146,6 +151,11 @@ impl<T: ?Sized> *mut T {
/// assert_eq!(<*mut u8>::from_bits(1), dangling);
/// ```
#[unstable(feature = "ptr_to_from_bits", issue = "91126")]
#[rustc_deprecated(
since = "1.67",
reason = "replaced by the `ptr::from_exposed_addr_mut` function, or \
update your code to follow the strict provenance rules using its APIs"
)]
#[allow(fuzzy_provenance_casts)] // this is an unstable and semi-deprecated cast function
pub fn from_bits(bits: usize) -> Self
where
Expand Down