rust/tests/ui/traits/next-solver/normalize-region-obligations.rs
2024-02-16 20:02:50 +00:00

30 lines
800 B
Rust

//@ revisions: normalize_param_env normalize_obligation hrtb
//@ check-pass
//@ compile-flags: -Znext-solver
trait Foo {
#[cfg(normalize_param_env)]
type Gat<'a> where <Self as Mirror>::Assoc: 'a;
#[cfg(normalize_obligation)]
type Gat<'a> where Self: 'a;
#[cfg(hrtb)]
type Gat<'b> where for<'a> <Self as MirrorRegion<'a>>::Assoc: 'b;
}
trait Mirror { type Assoc: ?Sized; }
impl<T: ?Sized> Mirror for T { type Assoc = T; }
trait MirrorRegion<'a> { type Assoc: ?Sized; }
impl<'a, T> MirrorRegion<'a> for T { type Assoc = T; }
impl<T> Foo for T {
#[cfg(normalize_param_env)]
type Gat<'a> = i32 where T: 'a;
#[cfg(normalize_obligation)]
type Gat<'a> = i32 where <T as Mirror>::Assoc: 'a;
#[cfg(hrtb)]
type Gat<'b> = i32 where Self: 'b;
}
fn main() {}