rust/tests/ui/op_ref.rs

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#![feature(plugin)]
#![plugin(clippy)]
#![allow(unused_variables, blacklisted_name)]
use std::collections::HashSet;
fn main() {
let tracked_fds: HashSet<i32> = HashSet::new();
let new_fds = HashSet::new();
let unwanted = &tracked_fds - &new_fds;
let foo = &5 - &6;
let bar = String::new();
let bar = "foo" == &bar;
let a = "a".to_string();
let b = "a";
if b < &a {
println!("OK");
}
}