| error: to use a constant of type `Vec<u8>` in a pattern, `Vec<u8>` must be annotated with `#[derive(PartialEq, Eq)]` | |
| --> $DIR/issue-115599.rs:5:12 | |
| | | |
| LL | if let CONST_STRING = empty_str {} | |
| | ^^^^^^^^^^^^ | |
| | | |
| = note: the traits must be derived, manual `impl`s are not sufficient | |
| = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details | |
| error: aborting due to previous error | |