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add new test case

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Tim Neumann 2016-10-24 21:40:43 +02:00
parent d22f706150
commit db032578a4
1 changed files with 68 additions and 0 deletions
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src/test/compile-fail/unsized-enum2.rs Normal file
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// Copyright 206 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.
use std::ops::Deref;
// Due to aggressive error message deduplication, we require 20 *different*
// unsized types (even Path and [u8] are considered the "same").
trait Foo {}
trait Bar {}
trait FooBar {}
trait BarFoo {}
trait PathHelper1 {}
trait PathHelper2 {}
trait PathHelper3 {}
trait PathHelper4 {}
struct Path1(PathHelper1);
struct Path2(PathHelper2);
struct Path3(PathHelper3);
struct Path4(PathHelper4);
enum E<W: ?Sized, X: ?Sized, Y: ?Sized, Z: ?Sized> {
// parameter
VA(W), //~ ERROR `W: std::marker::Sized` is not satisfied
VB{x: X}, //~ ERROR `X: std::marker::Sized` is not satisfied
VC(isize, Y), //~ ERROR `Y: std::marker::Sized` is not satisfied
VD{u: isize, x: Z}, //~ ERROR `Z: std::marker::Sized` is not satisfied
// slice / str
VE([u8]), //~ ERROR `[u8]: std::marker::Sized` is not satisfied
VF{x: str}, //~ ERROR `str: std::marker::Sized` is not satisfied
VG(isize, [f32]), //~ ERROR `[f32]: std::marker::Sized` is not satisfied
VH{u: isize, x: [u32]}, //~ ERROR `[u32]: std::marker::Sized` is not satisfied
// unsized struct
VI(Path1), //~ ERROR `PathHelper1 + 'static: std::marker::Sized` is not satisfied
VJ{x: Path2}, //~ ERROR `PathHelper2 + 'static: std::marker::Sized` is not satisfied
VK(isize, Path3), //~ ERROR `PathHelper3 + 'static: std::marker::Sized` is not satisfied
VL{u: isize, x: Path4}, //~ ERROR `PathHelper4 + 'static: std::marker::Sized` is not satisfied
// plain trait
VM(Foo), //~ ERROR `Foo + 'static: std::marker::Sized` is not satisfied
VN{x: Bar}, //~ ERROR `Bar + 'static: std::marker::Sized` is not satisfied
VO(isize, FooBar), //~ ERROR `FooBar + 'static: std::marker::Sized` is not satisfied
VP{u: isize, x: BarFoo}, //~ ERROR `BarFoo + 'static: std::marker::Sized` is not satisfied
// projected
VQ(<&'static [i8] as Deref>::Target), //~ ERROR `[i8]: std::marker::Sized` is not satisfied
VR{x: <&'static [char] as Deref>::Target},
//~^ ERROR `[char]: std::marker::Sized` is not satisfied
VS(isize, <&'static [f64] as Deref>::Target),
//~^ ERROR `[f64]: std::marker::Sized` is not satisfied
VT{u: isize, x: <&'static [i32] as Deref>::Target},
//~^ ERROR `[i32]: std::marker::Sized` is not satisfied
}
fn main() { }