mirror of https://github.com/rust-lang/rust.git
40 lines
668 B
Rust
40 lines
668 B
Rust
//@ build-pass
|
|
//@ revisions: current next
|
|
//@ ignore-compare-mode-next-solver (explicit revisions)
|
|
//@[next] compile-flags: -Znext-solver
|
|
// Regression test for #135462.
|
|
#![allow(coherence_leak_check)]
|
|
|
|
type A = fn(&'static ());
|
|
type B = fn(&());
|
|
|
|
trait Bound<P: WithAssoc>: From<GetAssoc<P>> {
|
|
}
|
|
impl Bound<B> for String {}
|
|
|
|
trait Trt<T> {
|
|
fn __(&self, x: T) where T: Bound<A> {
|
|
T::from(());
|
|
}
|
|
}
|
|
|
|
impl<T, S> Trt<T> for S {}
|
|
|
|
type GetAssoc<T> = <T as WithAssoc>::Ty;
|
|
|
|
trait WithAssoc {
|
|
type Ty;
|
|
}
|
|
|
|
impl WithAssoc for B {
|
|
type Ty = String;
|
|
}
|
|
|
|
impl WithAssoc for A {
|
|
type Ty = ();
|
|
}
|
|
|
|
fn main() {
|
|
let x: &'static dyn Trt<String> = &();
|
|
}
|