| trait Trait { | |
| type RefTarget; | |
| } | |
| impl Trait for () where Missing: Trait {} | |
| //~^ ERROR cannot find type `Missing` in this scope | |
| //~| ERROR not all trait items implemented, missing: `RefTarget` | |
| struct Other { | |
| data: <() as Trait>::RefTarget, | |
| } | |
| fn main() { | |
| unsafe { | |
| std::mem::transmute::<Option<()>, Option<&Other>>(None); | |
| //~^ ERROR cannot transmute between types of different sizes, or dependently-sized types | |
| } | |
| } |