Automatically published version of the package `rustc_data_structures`
in the rust-lang/rust repository from commit 5113ed28ea1451a13eae3a05dca0dbabfd56f587
The publishing script for this crate lives at:
https://github.com/rust-analyzer/rustc-auto-publish
Various data structures used by the Rust compiler. The intention
is that code in here should 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.