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