rust/library/core/src/sync
Matthias Krüger 07b033649e
Rollup merge of #131717 - tgross35:stabilize-const_atomic_from_ptr, r=RalfJung
Stabilize `const_atomic_from_ptr`

The API is already stable since https://github.com/rust-lang/rust/pull/115719, but const stability was blocked on `const_mut_refs`. Since that was recently stabilized, const stabilize the following:

```rust
// core::atomic

impl AtomicBool { pub const unsafe fn from_ptr<'a>(ptr: *mut bool) -> &'a AtomicBool; }

impl<T> AtomicPtr<T> { pub const unsafe fn from_ptr<'a>(ptr: *mut *mut T) -> &'a AtomicPtr<T>; }

impl AtomicU8    { pub const unsafe fn from_ptr<'a>(ptr: *mut u8)    -> &'a AtomicU8;    }
impl AtomicU16   { pub const unsafe fn from_ptr<'a>(ptr: *mut u16)   -> &'a AtomicU16;   }
impl AtomicU32   { pub const unsafe fn from_ptr<'a>(ptr: *mut u32)   -> &'a AtomicU32;   }
impl AtomicU64   { pub const unsafe fn from_ptr<'a>(ptr: *mut u64)   -> &'a AtomicU64;   }
impl AtomicUsize { pub const unsafe fn from_ptr<'a>(ptr: *mut usize) -> &'a AtomicUsize; }

impl AtomicI8    { pub const unsafe fn from_ptr<'a>(ptr: *mut i8)    -> &'a AtomicI8;    }
impl AtomicI16   { pub const unsafe fn from_ptr<'a>(ptr: *mut i16)   -> &'a AtomicI16;   }
impl AtomicI32   { pub const unsafe fn from_ptr<'a>(ptr: *mut i32)   -> &'a AtomicI32;   }
impl AtomicI64   { pub const unsafe fn from_ptr<'a>(ptr: *mut i64)   -> &'a AtomicI64;   }
impl AtomicIsize { pub const unsafe fn from_ptr<'a>(ptr: *mut isize) -> &'a AtomicIsize; }
```
2024-11-16 21:05:43 +01:00
..
atomic.rs Stabilize const_atomic_from_ptr 2024-10-29 01:44:51 -05:00
exclusive.rs get rid of a whole bunch of unnecessary rustc_const_unstable attributes 2024-11-02 09:59:55 +01:00
mod.rs add tracking issue for exclusive 2022-06-23 08:52:13 -07:00