rust/tests/ui/coherence/coherence-negative-impls-copy.rs

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2022-09-15 17:06:25 -05:00
// check-pass
// regression test for issue #101836
#![feature(negative_impls, extern_types)]
#![crate_type = "lib"]
struct NonCopy;
struct NeverCopy(NonCopy);
impl !Copy for NeverCopy {}
struct WithDrop;
impl Drop for WithDrop { fn drop(&mut self) {} }
impl !Copy for WithDrop {}
struct Type;
trait Trait {}
extern {
type ExternType;
}
impl !Copy for &mut Type {}
impl !Copy for dyn Trait {}
impl !Copy for ExternType {}