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hedge our bets

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Co-authored-by: Josh Triplett <josh@joshtriplett.org>
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Ralf Jung 2022-06-21 16:54:54 -07:00 committed by GitHub
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library/core/src/sync/atomic.rs
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@ -4,7 +4,7 @@
//! threads, and are the building blocks of other concurrent //! threads, and are the building blocks of other concurrent
//! types. //! types.
//! //!
//! Rust atomics follow the same rules as [C++20 atomics][cpp], specifically `atomic_ref`. //! Rust atomics currently follow the same rules as [C++20 atomics][cpp], specifically `atomic_ref`.
//! Basically, creating a *shared reference* to one of the Rust atomic types corresponds to creating //! Basically, creating a *shared reference* to one of the Rust atomic types corresponds to creating
//! an `atomic_ref` in C++; the `atomic_ref` is destroyed when the lifetime of the shared reference //! an `atomic_ref` in C++; the `atomic_ref` is destroyed when the lifetime of the shared reference
//! ends. (A Rust atomic type that is exclusively owned or behind a mutable reference does *not* //! ends. (A Rust atomic type that is exclusively owned or behind a mutable reference does *not*