rustc-ap-rustc_data_structures 399.0.0

Automatically published version of the package `rustc_data_structures` in the rust-lang/rust repository from commit f22dca0a1bef4141e75326caacc3cd59f3d5be8e The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish

Various data structures used by the Rust compiler. The intention is that code in here should be not be specific to rustc, so that it can be easily unit tested and so forth.

Note

This API is completely unstable and subject to change.