rust/tests/ui/type-alias-impl-trait/self-referential.rs

31 lines
774 B
Rust

//@ ignore-compare-mode-next-solver (hangs)
#![feature(type_alias_impl_trait)]
type Bar<'a, 'b> = impl PartialEq<Bar<'b, 'a>> + std::fmt::Debug;
fn bar<'a, 'b>(i: &'a i32) -> Bar<'a, 'b> {
//~^ ERROR can't compare `&i32` with `Bar<'b, 'a>`
i
}
type Foo<'a, 'b> = (i32, impl PartialEq<Foo<'a, 'b>> + std::fmt::Debug);
fn foo<'a, 'b>(i: &'a i32) -> Foo<'a, 'b> {
//~^ ERROR can't compare `&i32` with `(i32, Foo<'a, 'b>::{opaque#0}<'a, 'b>)`
(42, i)
}
type Moo<'a, 'b> = (i32, impl PartialEq<Moo<'b, 'a>> + std::fmt::Debug);
fn moo<'a, 'b>(i: &'a i32) -> Moo<'a, 'b> {
//~^ ERROR can't compare `&i32` with `(i32, Moo<'b, 'a>::{opaque#0}<'b, 'a>)`
(42, i)
}
fn main() {
let meh = 42;
let muh = 69;
assert_eq!(bar(&meh), bar(&meh));
}