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// aux-build:foreign-crate.rs
#![feature(type_alias_impl_trait)]
extern crate foreign_crate;
trait LocalTrait {}
impl<T> LocalTrait for foreign_crate::ForeignType<T> {}
type AliasOfForeignType<T> = impl LocalTrait;
fn use_alias<T>(val: T) -> AliasOfForeignType<T> {
foreign_crate::ForeignType(val)
}
impl<T> foreign_crate::ForeignTrait for AliasOfForeignType<T> {}
//~^ ERROR cannot implement trait on type alias impl trait
fn main() {}
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