| #![feature(generic_const_exprs)] | |
| #![allow(incomplete_features)] | |
| const fn bar<T: ?Sized>() -> usize { 7 } | |
| trait Foo { | |
| fn test(&self) where [u8; bar::<Self>()]: Sized; | |
| } | |
| impl Foo for () { | |
| fn test(&self) where [u8; bar::<Self>()]: Sized {} | |
| } | |
| fn use_dyn(v: &dyn Foo) { | |
| //~^ ERROR the trait `Foo` is not dyn compatible | |
| v.test(); | |
| } | |
| fn main() {} |