mirror of
https://github.com/rust-lang/rust
synced 2024-09-30 22:04:36 +00:00
17 lines
318 B
Rust
17 lines
318 B
Rust
#![allow(dead_code)]
|
|
#![allow(unused_variables)]
|
|
|
|
fn bug() {
|
|
macro_rules! m {
|
|
() => {
|
|
_ //~ ERROR the placeholder `_` is not allowed within types on item signatures for structs
|
|
};
|
|
}
|
|
struct S<T = m!()>(m!(), T)
|
|
where
|
|
T: Trait<m!()>;
|
|
}
|
|
trait Trait<T> {}
|
|
|
|
fn main() {}
|