error[E0308]: mismatched types --> $DIR/issue-40749.rs:2:9 | LL | [0; ..10]; | ^^^^ expected usize, found struct `std::ops::RangeTo` | = note: expected type `usize` found type `std::ops::RangeTo<{integer}>` error: aborting due to previous error For more information about this error, try `rustc --explain E0308`.