# Version 0.5.6 - Bump the minimum supported Rust version to 1.38. (#877) # Version 0.5.5 - Replace Spinlock with Mutex. (#835) # Version 0.5.4 - Workaround a bug in upstream related to TLS access on AArch64 Linux. (#802) # Version 0.5.3 **Note:** This release has been yanked. See [#802](https://github.com/crossbeam-rs/crossbeam/issues/802) for details. - Fix panic on very large timeout. (#798) # Version 0.5.2 **Note:** This release has been yanked. See [#802](https://github.com/crossbeam-rs/crossbeam/issues/802) for details. - Fix stacked borrows violations when `-Zmiri-tag-raw-pointers` is enabled. (#763, #764) # Version 0.5.1 - Fix memory leak in unbounded channel. (#669) # Version 0.5.0 - Bump the minimum supported Rust version to 1.36. - Add `at()` function. - Add `Sender::send_deadline()` and `Receiver::recv_deadline()` methods. - Add `Select::select_deadline()` and `Select::ready_deadline()` methods. - Add `std` (enabled by default) feature for forward compatibility. - Allow `select!` macro compile with `forbid(unsafe_code)`. # Version 0.4.4 - Fix bug in release (yanking 0.4.3) - Fix UB and breaking change introduced in 0.4.3 # Version 0.4.3 **Note:** This release has been yanked. See [GHSA-v5m7-53cv-f3hx](https://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-v5m7-53cv-f3hx) for details. - Change license to "MIT OR Apache-2.0". # Version 0.4.2 - Fix bug in release (yanking 0.4.1) # Version 0.4.1 - Avoid time drift in `channel::tick`. (#456) - Fix unsoundness issues by adopting `MaybeUninit`. (#458) # Version 0.4.0 - Bump the minimum required version to 1.28. - Bump `crossbeam-utils` to `0.7`. # Version 0.3.9 - Fix a bug in reference counting. - Optimize `recv_timeout()`. - Add `Select::remove()`. - Various small improvements, code cleanup, more tests. # Version 0.3.8 - Bump the minimum required version of `crossbeam-utils`. # Version 0.3.7 - Remove `parking_lot` and `rand` dependencies. - Expand documentation. - Implement `Default` for `Select`. - Make `size_of::>()` smaller. - Several minor optimizations. - Add more tests. # Version 0.3.6 - Fix a bug in initialization of unbounded channels. # Version 0.3.5 - New implementation for unbounded channels. - A number of small performance improvements. - Remove `crossbeam-epoch` dependency. # Version 0.3.4 - Bump `crossbeam-epoch` to `0.7`. - Improve documentation. # Version 0.3.3 - Relax the lifetime in `SelectedOperation<'_>`. - Add `Select::try_ready()`, `Select::ready()`, and `Select::ready_timeout()`. - Update licensing notices. - Improve documentation. - Add methods `is_disconnected()`, `is_timeout()`, `is_empty()`, and `is_full()` on error types. # Version 0.3.2 - More elaborate licensing notices. # Version 0.3.1 - Update `crossbeam-utils` to `0.6`. # Version 0.3.0 - Add a special `never` channel type. - Dropping all receivers now closes the channel. - The interface of sending and receiving methods is now very similar to those in v0.1. - The syntax for `send` in `select!` is now `send(sender, msg) -> res => body`. - The syntax for `recv` in `select!` is now `recv(receiver) -> res => body`. - New, more efficient interface for `Select` without callbacks. - Timeouts can be specified in `select!`. # Version 0.2.6 - `Select` struct that can add cases dynamically. - More documentation (in particular, the FAQ section). - Optimize contended sends/receives in unbounded channels. # Version 0.2.5 - Use `LocalKey::try_with` instead of `LocalKey::with`. - Remove helper macros `__crossbeam_channel*`. # Version 0.2.4 - Make `select!` linearizable with other channel operations. - Update `crossbeam-utils` to `0.5.0`. - Update `parking_lot` to `0.6.3`. - Remove Mac OS X tests. # Version 0.2.3 - Add Mac OS X tests. - Lower some memory orderings. - Eliminate calls to `mem::unitialized`, which caused bugs with ZST. # Version 0.2.2 - Add more tests. - Update `crossbeam-epoch` to 0.5.0 - Initialize the RNG seed to a random value. - Replace `libc::abort` with `std::process::abort`. - Ignore clippy warnings in `select!`. - Better interaction of `select!` with the NLL borrow checker. # Version 0.2.1 - Fix compilation errors when using `select!` with `#[deny(unsafe_code)]`. # Version 0.2.0 - Implement `IntoIterator` for `Receiver`. - Add a new `select!` macro. - Add special channels `after` and `tick`. - Dropping receivers doesn't close the channel anymore. - Change the signature of `recv`, `send`, and `try_recv`. - Remove `Sender::is_closed` and `Receiver::is_closed`. - Remove `Sender::close` and `Receiver::close`. - Remove `Sender::send_timeout` and `Receiver::recv_timeout`. - Remove `Sender::try_send`. - Remove `Select` and `select_loop!`. - Remove all error types. - Remove `Iter`, `TryIter`, and `IntoIter`. - Remove the `nightly` feature. - Remove ordering operators for `Sender` and `Receiver`. # Version 0.1.3 - Add `Sender::disconnect` and `Receiver::disconnect`. - Implement comparison operators for `Sender` and `Receiver`. - Allow arbitrary patterns in place of `msg` in `recv(r, msg)`. - Add a few conversion impls between error types. - Add benchmarks for `atomicring` and `mpmc`. - Add benchmarks for different message sizes. - Documentation improvements. - Update `crossbeam-epoch` to 0.4.0 - Update `crossbeam-utils` to 0.3.0 - Update `parking_lot` to 0.5 - Update `rand` to 0.4 # Version 0.1.2 - Allow conditional cases in `select_loop!` macro. - Fix typos in documentation. - Fix deadlock in selection when all channels are disconnected and a timeout is specified. # Version 0.1.1 - Implement `Debug` for `Sender`, `Receiver`, `Iter`, `TryIter`, `IntoIter`, and `Select`. - Implement `Default` for `Select`. # Version 0.1.0 - First implementation of the channels. - Add `select_loop!` macro by @TimNN.