rust/library/core
Trevor Gross b368110dcb Stabilize const_atomic_from_ptr
The API is already stable since [1], but const stability was blocked on
`const_mut_refs`. Since that was recently stabilized, const stabilize
the following:

    // 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; }

Closes: <https://github.com/rust-lang/rust/issues/108652>
[1]: <https://github.com/rust-lang/rust/pull/115719>
2024-10-29 01:44:51 -05:00
..
benches Stabilize isqrt feature 2024-10-08 10:58:49 -04:00
src Stabilize const_atomic_from_ptr 2024-10-29 01:44:51 -05:00
tests Rollup merge of #131391 - ChaiTRex:isqrt, r=scottmcm,tgross35 2024-10-28 12:14:57 +01:00
Cargo.toml Port std library to RTEMS 2024-09-03 09:19:29 +02:00