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Rollup merge of #136434 - RalfJung:rustc_allowed_through_unstable_modules-deprecation-required, r=compiler-errors

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rustc_allowed_through_unstable_modules: require deprecation message

This changes the `#[rustc_allowed_through_unstable_modules]` attribute so that a deprecation message (ideally directing people towards the stable path) is required.
This commit is contained in:
Matthias Krüger
2025-02-02 18:05:25 +01:00
committed by GitHub
parent 5bc5827636 3320e91575
commit 961bf7ffa6
12 changed files with 107 additions and 125 deletions
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6
library/core/src/intrinsics/mod.rs
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@@ -78,7 +78,11 @@ pub mod simd;
use crate::sync::atomic::{self, AtomicBool, AtomicI32, AtomicIsize, AtomicU32, Ordering};
#[stable(feature = "drop_in_place", since = "1.8.0")]
#[rustc_allowed_through_unstable_modules]
#[cfg_attr(bootstrap, rustc_allowed_through_unstable_modules)]
#[cfg_attr(
not(bootstrap),
rustc_allowed_through_unstable_modules = "import this function via `std::ptr` instead"
)]
#[deprecated(note = "no longer an intrinsic - use `ptr::drop_in_place` directly", since = "1.52.0")]
#[inline]
pub unsafe fn drop_in_place<T: ?Sized>(to_drop: *mut T) {