error: large size difference between variants
  --> $DIR/enum_variant_size.rs:5:1
   |
LL | / enum Bad {
LL | |
LL | |     A(()),
   | |     ----- the second-largest variant contains at least 0 bytes
LL | |     B([u8; 501]),
   | |     ------------ the largest variant contains at least 501 bytes
LL | | }
   | |_^ the entire enum is at least 502 bytes
   |
   = note: `-D clippy::large-enum-variant` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::large_enum_variant)]`
help: consider boxing the large fields to reduce the total size of the enum
   |
LL |     B(Box<[u8; 501]>),
   |       ~~~~~~~~~~~~~~

error: aborting due to 1 previous error