| struct Empty; | |
| trait Howness {} | |
| impl Howness for () { | |
| fn how_are_you(&self -> Empty { | |
| //~^ ERROR expected one of `)` or `,`, found `->` | |
| //~| ERROR method `how_are_you` is not a member of trait `Howness` | |
| Empty | |
| } | |
| } | |
| //~^ ERROR expected one of `async`, `const`, `crate`, `default`, `extern`, `fn`, | |
| fn main() {} |