Auto merge of #4314 - chansuke:add-negation-to-is_empty, r=flip1995

[rust.git] / tests / ui / map_flatten.rs

#![warn(clippy::all, clippy::pedantic)]
#![allow(clippy::missing_docs_in_private_items)]

fn main() {
    let _: Vec<_> = vec![5_i8; 6].into_iter().map(|x| 0..x).flatten().collect();
}