rust/src/test/compile-fail/unsized6.rs
2014-09-15 14:58:49 -04:00

43 lines
1.8 KiB
Rust

// Copyright 2014 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 `Sized?` local variables.
trait T for Sized? {}
fn f1<Sized? X>(x: &X) {
let _: X; // <-- this is OK, no bindings created, no initializer.
let _: (int, (X, int)); // same
let y: X; //~ERROR the trait `core::kinds::Sized` is not implemented
let y: (int, (X, int)); //~ERROR the trait `core::kinds::Sized` is not implemented
}
fn f2<Sized? X: T>(x: &X) {
let y: X; //~ERROR the trait `core::kinds::Sized` is not implemented
let y: (int, (X, int)); //~ERROR the trait `core::kinds::Sized` is not implemented
}
fn f3<Sized? X>(x1: Box<X>, x2: Box<X>, x3: Box<X>) {
let y: X = *x1; //~ERROR the trait `core::kinds::Sized` is not implemented
let y = *x2; //~ERROR the trait `core::kinds::Sized` is not implemented
let (y, z) = (*x3, 4i); //~ERROR the trait `core::kinds::Sized` is not implemented
}
fn f4<Sized? X: T>(x1: Box<X>, x2: Box<X>, x3: Box<X>) {
let y: X = *x1; //~ERROR the trait `core::kinds::Sized` is not implemented
let y = *x2; //~ERROR the trait `core::kinds::Sized` is not implemented
let (y, z) = (*x3, 4i); //~ERROR the trait `core::kinds::Sized` is not implemented
}
fn g1<Sized? X>(x: X) {} //~ERROR the trait `core::kinds::Sized` is not implemented
fn g2<Sized? X: T>(x: X) {} //~ERROR the trait `core::kinds::Sized` is not implemented
pub fn main() {
}