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// run-rustfix
#![allow(unused_imports, clippy::needless_return)]
#![warn(clippy::filter_map_identity)]
fn main() {
let iterator = vec![Some(1), None, Some(2)].into_iter();
let _ = iterator.flatten();
let iterator = vec![Some(1), None, Some(2)].into_iter();
let _ = iterator.flatten();
use std::convert::identity;
let iterator = vec![Some(1), None, Some(2)].into_iter();
let _ = iterator.flatten();
let iterator = vec![Some(1), None, Some(2)].into_iter();
let _ = iterator.flatten();
}
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