rustc-ap-rustc_data_structures 508.0.0

Automatically published version of the package `rustc_data_structures` in the rust-lang/rust repository from commit 53ae6d2eb5352cc20f2e9b92847d92e935639f3c The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish
Documentation 
use std::hash::BuildHasherDefault;

pub use rustc_hash::{FxHasher, FxHashMap, FxHashSet};

pub type FxIndexMap<K, V> = indexmap::IndexMap<K, V, BuildHasherDefault<FxHasher>>;
pub type FxIndexSet<V> = indexmap::IndexSet<V, BuildHasherDefault<FxHasher>>;