|  | error[E0433]: failed to resolve: use of undeclared type `E` | 
|  | --> $DIR/non-ADT-struct-pattern-box-pattern-ice-121463.rs:6:17 | 
|  | | | 
|  | LL |     let mut a = E::StructVar { boxed: Box::new(5_i32) }; | 
|  | |                 ^ | 
|  | |                 | | 
|  | |                 use of undeclared type `E` | 
|  | |                 help: a trait with a similar name exists: `Eq` | 
|  |  | 
|  | error[E0433]: failed to resolve: use of undeclared type `E` | 
|  | --> $DIR/non-ADT-struct-pattern-box-pattern-ice-121463.rs:9:9 | 
|  | | | 
|  | LL |         E::StructVar { box boxed } => { } | 
|  | |         ^ | 
|  | |         | | 
|  | |         use of undeclared type `E` | 
|  | |         help: a trait with a similar name exists: `Eq` | 
|  |  | 
|  | error: aborting due to 2 previous errors | 
|  |  | 
|  | For more information about this error, try `rustc --explain E0433`. |