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[rustc.git] / src / test / compile-fail / coherence_copy_like_err_struct.rs
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1// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2// file at the top-level directory of this distribution and at
3// http://rust-lang.org/COPYRIGHT.
4//
5// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8// option. This file may not be copied, modified, or distributed
9// except according to those terms.
10
11// aux-build:coherence_copy_like_lib.rs
12
13// Test that we are able to introduce a negative constraint that
14// `MyType: !MyTrait` along with other "fundamental" wrappers.
15
16extern crate coherence_copy_like_lib as lib;
17
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18struct MyType { x: i32 }
19
9346a6ac 20trait MyTrait { }
54a0048b 21impl<T: lib::MyCopy> MyTrait for T { }
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22
23// `MyStruct` is not declared fundamental, therefore this would
24// require that
25//
26// MyStruct<MyType>: !MyTrait
27//
28// which we cannot approve.
54a0048b 29impl MyTrait for lib::MyStruct<MyType> { } //~ ERROR E0119
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30
31fn main() { }