blob: e2750bcf957ea13f7eed5cbe8b2bdd44e05a217e [file] [log] [blame]
//@ check-pass
//@ revisions: current next
//@ ignore-compare-mode-next-solver (explicit revisions)
//@[next] compile-flags: -Znext-solver
#![crate_name = "bevy_ecs"]
// We currently special case bevy from erroring on incorrect implied bounds
// from normalization (issue #109628).
// Otherwise, we would expect this to hit that error.
pub trait WorldQuery {}
impl WorldQuery for &u8 {}
pub struct Query<Q: WorldQuery>(Q);
pub trait SystemParam {
type State;
}
impl<Q: WorldQuery + 'static> SystemParam for Query<Q> {
type State = ();
// `Q: 'static` is required because we need the TypeId of Q ...
}
pub struct ParamSet<T: SystemParam>(T) where T::State: Sized;
fn handler<'a>(x: ParamSet<Query<&'a u8>>) {
let _: ParamSet<_> = x;
}
fn ref_handler<'a>(_: &ParamSet<Query<&'a u8>>) {}
fn main() {}