33 lines
1.1 KiB
Rust
33 lines
1.1 KiB
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.
|
|
|
|
#![recursion_limit="1024"]
|
|
|
|
pub struct S0<T>(T,T);
|
|
pub struct S1<T>(Option<Box<S0<S0<T>>>>,Option<Box<S0<S0<T>>>>);
|
|
pub struct S2<T>(Option<Box<S1<S1<T>>>>,Option<Box<S1<S1<T>>>>);
|
|
pub struct S3<T>(Option<Box<S2<S2<T>>>>,Option<Box<S2<S2<T>>>>);
|
|
pub struct S4<T>(Option<Box<S3<S3<T>>>>,Option<Box<S3<S3<T>>>>);
|
|
pub struct S5<T>(Option<Box<S4<S4<T>>>>,Option<Box<S4<S4<T>>>>,Option<T>);
|
|
|
|
trait Foo { fn xxx(&self); }
|
|
trait Bar {} // anything local or #[fundamental]
|
|
|
|
impl<T> Foo for T where T: Bar, T: Sync {
|
|
fn xxx(&self) {}
|
|
}
|
|
|
|
impl Foo for S5<u32> { fn xxx(&self) {} }
|
|
impl Foo for S5<u64> { fn xxx(&self) {} }
|
|
|
|
fn main() {
|
|
let _ = <S5<_>>::xxx; //~ ERROR cannot resolve `S5<_> : Foo`
|
|
}
|