rust/tests/ui/auto-traits/assoc-ty.rs

18 lines
473 B
Rust

//@ revisions: current next
//@[next] compile-flags: -Znext-solver
//@ ignore-compare-mode-next-solver (explicit revisions)
// Tests that projection doesn't explode if we accidentally
// put an associated type on an auto trait.
auto trait Trait {
//~^ ERROR auto traits are experimental and possibly buggy
type Output;
//~^ ERROR auto traits cannot have associated items
}
fn main() {
let _: <() as Trait>::Output = ();
//~^ ERROR mismatched types
}