| error[E0277]: cannot add `()` to `usize` | |
| --> $DIR/issue-13352.rs:19:13 | |
| | | |
| LL | 2_usize + (loop {}); | |
| | ^ no implementation for `usize + ()` | |
| | | |
| = help: the trait `std::ops::Add<()>` is not implemented for `usize` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0277`. |