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rust/src/test/ui/traits/trait-alias/trait-alias-object-fail.rs

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2019-03-30 22:06:09 +00:00
#![feature(trait_alias)]
trait EqAlias = Eq;
trait IteratorAlias = Iterator;
fn main() {
let _: &dyn EqAlias = &123;
//~^ ERROR the trait `std::cmp::Eq` cannot be made into an object [E0038]
let _: &dyn IteratorAlias = &vec![123].into_iter();
//~^ ERROR must be specified
}