1 // Copyright 2014 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 // Check that parenthetical notation is feature-gated except with the
19 let x: Box<Foo(isize)>;
20 //~^ ERROR parenthetical notation is only stable when used with the `Fn` family
22 // No errors with these:
23 let x: Box<Fn(isize)>;
24 let x: Box<FnMut(isize)>;
25 let x: Box<FnOnce(isize)>;