rust/tests/ui/fxhash.rs

29 lines
964 B
Rust
Raw Normal View History

2018-10-06 18:18:06 +02:00
// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
2018-10-11 12:16:22 +02:00
2018-07-28 17:34:52 +02:00
#![warn(clippy::default_hash_types)]
#![feature(rustc_private)]
extern crate rustc_data_structures;
use std::collections::{HashMap, HashSet};
use rustc_data_structures::fx::{FxHashMap, FxHashSet};
fn main() {
let _map: HashMap<String, String> = HashMap::default();
let _set: HashSet<String> = HashSet::default();
// test that the lint doesn't also match the Fx variants themselves 😂
let _fx_map: FxHashMap<String, String> = FxHashMap::default();
let _fx_set: FxHashSet<String> = FxHashSet::default();
}