rust/tests/ui/underscore-lifetime/in-fn-return-illegal.stderr

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error[E0106]: missing lifetime specifier
--> $DIR/in-fn-return-illegal.rs:5:30
|
LL | fn foo(x: &u32, y: &u32) -> &'_ u32 { loop { } }
| ---- ---- ^^ expected named lifetime parameter
|
= help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from `x` or `y`
help: consider introducing a named lifetime parameter
|
LL | fn foo<'a>(x: &'a u32, y: &'a u32) -> &'a u32 { loop { } }
| ++++ ++ ++ ~~
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0106`.