23 lines
518 B
Rust
23 lines
518 B
Rust
//@ compile-flags: -Znext-solver
|
|
|
|
// Test that we don't incorrectly leak unconstrained inference variables
|
|
// if the projection contained an error. This caused an ICE in writeback.
|
|
|
|
trait Mirror {
|
|
type Assoc: ?Sized;
|
|
}
|
|
|
|
struct Wrapper<T: ?Sized>(T);
|
|
impl<T: ?Sized> Mirror for Wrapper<T> {
|
|
type Assoc = T;
|
|
}
|
|
|
|
fn mirror<W: Mirror>(_: W) -> Box<W::Assoc> { todo!() }
|
|
|
|
fn type_error() -> TypeError { todo!() }
|
|
//~^ ERROR cannot find type `TypeError` in this scope
|
|
|
|
fn main() {
|
|
let x = mirror(type_error());
|
|
}
|