1 error[E0599]: no method named `foo` found for unit type `()` in the current scope
2 --> $DIR/issue-33575.rs:2:18
4 LL | let baz = ().foo();
5 | ^^^ method not found in `()`
7 error: aborting due to previous error
9 For more information about this error, try `rustc --explain E0599`.