Rollup merge of #104467 - fuzzypixelz:fix/attempt-to-substract-with-overflow, r=compi...

[rust.git] / src / test / ui / editions / edition-extern-crate-allowed.rs

// aux-build:edition-extern-crate-allowed.rs
// edition:2015
// check-pass

#![warn(rust_2018_idioms)]

extern crate edition_extern_crate_allowed;
//~^ WARNING unused extern crate

fn main() {}