a0cfda53c4
closes #13367 [breaking-change] Use `Sized?` to indicate a dynamically sized type parameter or trait (used to be `type`). E.g., ``` trait Tr for Sized? {} fn foo<Sized? X: Share>(x: X) {} ```
31 lines
1.0 KiB
Rust
31 lines
1.0 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(struct_variant)]
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// Test `Sized?` types not allowed in fields.
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struct S1<Sized? X> {
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f1: X, //~ ERROR type `f1` is dynamically sized. dynamically sized types may only appear as the
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f2: int,
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}
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struct S2<Sized? X> {
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f: int,
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g: X, //~ ERROR type `g` is dynamically sized. dynamically sized types may only appear as the ty
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h: int,
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}
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enum E<Sized? X> {
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V1(X, int), //~ERROR type `X` is dynamically sized. dynamically sized types may only appear as t
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V2{f1: X, f: int}, //~ERROR type `f1` is dynamically sized. dynamically sized types may only app
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}
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pub fn main() {
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}
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