1 // Copyright 2017 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.
14 { fn f<X: ::std::marker()::Send>() {} }
15 //~^ ERROR parenthesized parameters may only be used with a trait
16 //~| WARN previously accepted
18 { fn f() -> impl ::std::marker()::Send { } }
19 //~^ ERROR parenthesized parameters may only be used with a trait
20 //~| WARN previously accepted
26 impl ::std::marker()::Copy for X {}
27 //~^ ERROR parenthesized parameters may only be used with a trait
28 //~| WARN previously accepted