1 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 #![feature(existential_type)]
16 existential type PartiallyDefined<T>: 'static; //~ `T` is unused
18 fn partially_defined<T: std::fmt::Debug>(_: T) -> PartiallyDefined<T> {
22 existential type PartiallyDefined2<T>: 'static; //~ `T` is unused
24 fn partially_defined2<T: std::fmt::Debug>(_: T) -> PartiallyDefined2<T> {
28 fn partially_defined22<T>(_: T) -> PartiallyDefined2<T> {