rust/src/test/ui/feature-gate-optin-builtin-traits.rs
2018-01-13 18:48:00 +03:00

27 lines
870 B
Rust

// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Test that default and negative trait implementations are gated by
// `optin_builtin_traits` feature gate
struct DummyStruct;
trait DummyTrait {
fn dummy(&self) {}
}
auto trait AutoDummyTrait {}
//~^ ERROR auto traits are experimental and possibly buggy
impl !DummyTrait for DummyStruct {}
//~^ ERROR negative trait bounds are not yet fully implemented; use marker types for now
fn main() {}