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warning: eliding a lifetime that's named elsewhere is confusing
--> $DIR/rpit-assoc-pair-with-lifetime.rs:3:31
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LL | pub fn iter<'a>(v: Vec<(u32, &'a u32)>) -> impl DoubleEndedIterator<Item = (u32, &u32)> {
| ^^ the lifetime is named here ---- the same lifetime is elided here
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= help: the same lifetime is referred to in inconsistent ways, making the signature confusing
= note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
help: consistently use `'a`
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LL | pub fn iter<'a>(v: Vec<(u32, &'a u32)>) -> impl DoubleEndedIterator<Item = (u32, &'a u32)> {
| ++
warning: 1 warning emitted
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