rust/tests/ui/marker_trait_attr/overlap-doesnt-conflict-with-specialization.rs
2024-02-16 20:02:50 +00:00

21 lines
366 B
Rust

//@ run-pass
#![feature(marker_trait_attr)]
#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
#[marker]
trait MyMarker {}
impl<T> MyMarker for T {}
impl<T> MyMarker for Vec<T> {}
fn foo<T: MyMarker>(t: T) -> T {
t
}
fn main() {
assert_eq!(1, foo(1));
assert_eq!(2.0, foo(2.0));
assert_eq!(vec![1], foo(vec![1]));
}