File: coherence_generalization.rs

package info (click to toggle)
rustc 1.86.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, sid
  • size: 913,560 kB
  • sloc: xml: 158,127; python: 35,921; javascript: 19,689; sh: 19,600; cpp: 18,906; ansic: 13,124; asm: 4,376; makefile: 708; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (16 lines) | stat: -rw-r--r-- 362 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
//@ check-pass

// FIXME(type_alias_impl_trait): What does this test? This needs a comment
// explaining what we're worried about here.

#![feature(type_alias_impl_trait)]
trait Trait {}
type Opaque<T> = impl Sized;
fn foo<T>() -> Opaque<T> {
    ()
}

impl<T, U, V> Trait for (T, U, V, V, u32) {}
impl<U, V> Trait for (Opaque<U>, U, V, i32, V) {}

fn main() {}