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Add compile-fail tests for non-representable structs and enums

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Johannes Muenzel 2014-01-28 01:29:22 -05:00
parent 7a931574e3
commit b46c0daa7b
4 changed files with 64 additions and 0 deletions
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15
src/test/compile-fail/issue-3008-1.rs Normal file
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// 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.
enum foo { foo(bar) }
enum bar { bar_none, bar_some(bar) } //~ ERROR illegal recursive enum type; wrap the inner value in a box to make it representable
fn main() {
}

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src/test/compile-fail/issue-3008-2.rs Normal file
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// 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.
enum foo { foo(bar) }
struct bar { x: bar } //~ ERROR illegal recursive struct type; wrap the inner value in a box to make it representable
//~^ ERROR this type cannot be instantiated without an instance of itself
fn main() {
}

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src/test/compile-fail/issue-3008-3.rs Normal file
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// 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.
enum E1 { V1(E2<E1>), }
enum E2<T> { V2(E2<E1>), } //~ ERROR illegal recursive enum type; wrap the inner value in a box to make it representable
fn main() {
}

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src/test/compile-fail/issue-3779.rs Normal file
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// 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.
struct S { //~ ERROR illegal recursive struct type; wrap the inner value in a box to make it representable
element: Option<S>
}
fn main() {
let x = S { element: None };
}