rustc/vendor/crossbeam-deque/README.md

# Crossbeam Deque

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This crate provides work-stealing deques, which are primarily intended for
building task schedulers.

## Usage

Add this to your `Cargo.toml`:

```toml
[dependencies]
crossbeam-deque = "0.7"
```

Next, add this to your crate:

```rust
extern crate crossbeam_deque;
```

## License

Licensed under either of

 * Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
 * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)

at your option.

#### Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted
for inclusion in the work by you, as defined in the Apache-2.0 license, shall be
dual licensed as above, without any additional terms or conditions.