mirror of https://github.com/rust-lang/rust.git
33 lines
555 B
Rust
33 lines
555 B
Rust
//@ check-pass
|
|
|
|
use std::marker::PhantomData;
|
|
|
|
pub struct MyGenericType<T> {
|
|
_marker: PhantomData<*const T>,
|
|
}
|
|
|
|
pub struct MyNonGenericType;
|
|
|
|
impl<T> From<MyGenericType<T>> for MyNonGenericType {
|
|
fn from(_: MyGenericType<T>) -> Self {
|
|
todo!()
|
|
}
|
|
}
|
|
|
|
pub trait MyTrait {
|
|
const MY_CONSTANT: i32;
|
|
}
|
|
|
|
impl<T> MyTrait for MyGenericType<T>
|
|
where
|
|
Self: Into<MyNonGenericType>,
|
|
{
|
|
const MY_CONSTANT: i32 = 1;
|
|
}
|
|
|
|
impl<T> MyGenericType<T> {
|
|
const MY_OTHER_CONSTANT: i32 = <MyGenericType<T> as MyTrait>::MY_CONSTANT;
|
|
}
|
|
|
|
fn main() {}
|