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// check-pass
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
pub trait Trait{
type R;
fn func(self)->Self::R;
}
pub struct TraitImpl<const N:usize>(pub i32);
impl<const N:usize> Trait for TraitImpl<N>
where [();N/2]:,
{
type R = Self;
fn func(self)->Self::R {
self
}
}
fn sample<P,Convert>(p:P,f:Convert) -> i32
where
P:Trait,Convert:Fn(P::R)->i32
{
f(p.func())
}
fn main() {
let t = TraitImpl::<10>(4);
sample(t,|x|x.0);
}
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