rust/tests/ui/nll/unused-mut-issue-50343.rs

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2020-07-02 05:32:12 +00:00
//@ run-rustfix
#![deny(unused_mut)]
2020-07-02 05:32:12 +00:00
#![allow(unused_variables)] // for rustfix
fn main() {
vec![(42, 22)].iter().map(|(mut x, _y)| ()).count();
//~^ ERROR: variable does not need to be mutable
}