| // Test that we are able to introduce a negative constraint that | |
| // `MyType: !MyTrait` along with other "fundamental" wrappers. | |
| //@ aux-build:coherence_copy_like_lib.rs | |
| #![allow(dead_code)] | |
| extern crate coherence_copy_like_lib as lib; | |
| struct MyType { x: i32 } | |
| // These are all legal because they are all fundamental types: | |
| // Tuples are not fundamental, so this is not a local impl. | |
| impl lib::MyCopy for (MyType,) { } | |
| //~^ ERROR E0117 | |
| fn main() { } |