rust/tests/ui/no_share-struct.rs
2023-01-11 09:32:08 +00:00

15 lines
247 B
Rust

#![feature(negative_impls)]
use std::marker::Sync;
struct Foo { a: isize }
impl !Sync for Foo {}
fn bar<T: Sync>(_: T) {}
fn main() {
let x = Foo { a: 5 };
bar(x);
//~^ ERROR `Foo` cannot be shared between threads safely [E0277]
}