rust/tests/ui/traits/issue-70944.rs
2024-02-16 20:02:50 +00:00

24 lines
423 B
Rust

//@ check-pass
// Regression test of #70944, should compile fine.
use std::ops::Index;
pub struct KeyA;
pub struct KeyB;
pub struct KeyC;
pub trait Foo: Index<KeyA> + Index<KeyB> + Index<KeyC> {}
pub trait FooBuilder {
type Inner: Foo;
fn inner(&self) -> &Self::Inner;
}
pub fn do_stuff(foo: &impl FooBuilder) {
let inner = foo.inner();
&inner[KeyA];
&inner[KeyB];
&inner[KeyC];
}
fn main() {}