rustc-ap-rustc_index 621.0.0

Automatically published version of the package `rustc_index` in the rust-lang/rust repository from commit 57bfb8096295150c06559da10adc5629e445a4ac The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish
#![feature(allow_internal_unstable)]
#![feature(rustc_private, unboxed_closures)]
#![feature(test)]
#![feature(fn_traits)]

pub mod vec;
pub mod bit_set;