rustc/tests/ui/on-unimplemented/issue-104140.rs
2023-08-02 10:33:26 +02:00

9 lines
161 B
Rust

#![feature(rustc_attrs)]
trait Foo {}
#[rustc_on_unimplemented] //~ ERROR malformed `rustc_on_unimplemented` attribute input
impl Foo for u32 {}
fn main() {}