| #![feature(allocator_api)] | |
| #![feature(const_trait_impl)] | |
| use core::convert::{From, TryFrom}; | |
| //~^ ERROR | |
| //~| ERROR | |
| use std::pin::Pin; | |
| use std::alloc::Allocator; | |
| impl<T: ?Sized, A: Allocator> const From<Box<T, A>> for Pin<Box<T, A>> | |
| where | |
| A: 'static, | |
| {} | |
| pub fn main() {} |