rust/src/test/compile-fail/trait-bounds-sugar.rs
2013-10-23 18:06:12 -04:00

40 lines
992 B
Rust

// Copyright 2013 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.
#[feature(managed_boxes)];
// Tests for "default" bounds inferred for traits with no bounds list.
trait Foo {
}
fn a(_x: ~Foo) { // should be same as ~Foo:Send
}
fn b(_x: @Foo) { // should be same as ~Foo:'static
}
fn c(_x: &'static Foo) { // should be same as &'static Foo:'static
}
fn d(x: ~Foo:Freeze) {
a(x); //~ ERROR expected bounds `Send`
}
fn e(x: @Foo:Freeze) {
b(x); //~ ERROR expected bounds `'static`
}
fn f(x: &'static Foo:Freeze) {
c(x); //~ ERROR expected bounds `'static`
}
fn main() { }