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Rollup merge of #39200 - DirkyJerky:patch-1, r=steveklabnik

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Docs for atomic orderings: link to the 'nomicon article for further reading
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Steve Klabnik 2017-01-23 16:40:50 -05:00 committed by GitHub
commit a448532363
1 changed files with 5 additions and 1 deletions
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6
src/libcore/sync/atomic.rs
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@ -21,9 +21,10 @@
//!
//! Each method takes an `Ordering` which represents the strength of
//! the memory barrier for that operation. These orderings are the
//! same as [LLVM atomic orderings][1].
//! same as [LLVM atomic orderings][1]. For more information see the [nomicon][2].
//!
//! [1]: http://llvm.org/docs/LangRef.html#memory-model-for-concurrent-operations
//! [2]: https://doc.rust-lang.org/nomicon/atomics.html
//!
//! Atomic variables are safe to share between threads (they implement `Sync`)
//! but they do not themselves provide the mechanism for sharing and follow the
@ -141,6 +142,9 @@ unsafe impl<T> Sync for AtomicPtr<T> {}
///
/// Rust's memory orderings are [the same as
/// LLVM's](http://llvm.org/docs/LangRef.html#memory-model-for-concurrent-operations).
///
/// For more information see the [nomicon][1].
/// [1]: https://doc.rust-lang.org/nomicon/atomics.html
#[stable(feature = "rust1", since = "1.0.0")]
#[derive(Copy, Clone, Debug)]
pub enum Ordering {