error[E0369]: binary operation `+` cannot be applied to type `()` | |
--> $DIR/issue-40610.rs:14:5 | |
| | |
LL | () + f(&[1.0]); | |
| ^^^^^^^^^^^^^^ | |
| | |
= note: an implementation of `std::ops::Add` might be missing for `()` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0369`. |