rust/tests/ui/rfc-2027-object-safe-for-dispatch/static-dispatch-unsafe-object.rs

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// Check that we can statically dispatch methods for object
// unsafe trait objects, directly and indirectly
//
// check-pass
#![feature(object_safe_for_dispatch)]
trait Statics {
fn plain() {}
fn generic<T>() {}
}
trait Trait: Sized {}
impl<'a> Statics for dyn Trait + 'a {}
fn static_poly<T: Statics + ?Sized>() {
T::plain();
T::generic::<usize>();
}
fn inferred_poly<T: Statics + ?Sized>(t: &T) {
static_poly::<T>();
T::plain();
T::generic::<usize>();
}
fn call(t: &dyn Trait) {
static_poly::<dyn Trait>();
inferred_poly(t);
}
fn main() {
static_poly::<dyn Trait>();
<dyn Trait>::plain();
<dyn Trait>::generic::<usize>()
}