1error[E0004]: non-exhaustive patterns: `A { repr: 2_u8..=u8::MAX }` not covered
2  --> $DIR/enum_match_without_wildcard.rs:12:11
3   |
43  |     enum A {
5   |     ------ `ffi::A` defined here
6...
712 |     match a {
8   |           ^ pattern `A { repr: 2_u8..=u8::MAX }` not covered
9   |
10   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
11   = note: the matched value is of type `ffi::A`
12