mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
18 lines
412 B
Rust
18 lines
412 B
Rust
// Test that we enforce a `&'static` requirement that is only visible
|
|
// after normalization.
|
|
|
|
trait Foo { type Out; }
|
|
impl Foo for () { type Out = &'static u32; }
|
|
impl<'a> Foo for &'a () { type Out = &'a u32; }
|
|
|
|
fn main() {
|
|
let a = 22;
|
|
let _: <() as Foo>::Out = &a; //~ ERROR
|
|
|
|
let a = 22;
|
|
let _: <&'static () as Foo>::Out = &a; //~ ERROR
|
|
|
|
let a = 22;
|
|
let _: <&'_ () as Foo>::Out = &a;
|
|
}
|