1 error[E0621]: explicit lifetime required in the type of `x`
2 --> $DIR/ex1-return-one-existing-name-if-else-2.rs:2:16
4 LL | fn foo<'a>(x: &i32, y: &'a i32) -> &'a i32 {
5 | ---- help: add explicit lifetime `'a` to the type of `x`: `&'a i32`
6 LL | if x > y { x } else { y }
7 | ^ lifetime `'a` required
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0621`.