mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 09:14:20 +00:00
23 lines
470 B
Rust
23 lines
470 B
Rust
// Regression test for #29859, initial version. This example allowed
|
|
// arbitrary trait bounds to be synthesized.
|
|
|
|
// Trait that you want all types to implement.
|
|
use std::marker::{Sync as Trait};
|
|
|
|
pub trait Magic {
|
|
type X: Trait;
|
|
}
|
|
impl<T: Magic> Magic for T {
|
|
type X = Self;
|
|
//~^ ERROR E0277
|
|
}
|
|
|
|
fn check<T: Trait>() {}
|
|
|
|
fn wizard<T: Magic>() { check::<<T as Magic>::X>(); }
|
|
|
|
fn main() {
|
|
wizard::<*mut ()>(); //~ ERROR E0275
|
|
// check::<*mut ()>();
|
|
}
|