Rollup merge of #89588 - BoxyUwU:add_a_test_uwu, r=lcnr

[rust.git] / src / test / ui / lifetimes / issue-79187.rs

fn thing(x: impl FnOnce(&u32)) {}

fn main() {
    let f = |_| ();
    thing(f); //~ERROR implementation of `FnOnce` is not general enough
}