mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 01:04:03 +00:00
18 lines
301 B
Rust
18 lines
301 B
Rust
// Regression test for #69615.
|
|
|
|
#![feature(const_trait_impl)]
|
|
|
|
#[const_trait]
|
|
pub trait MyTrait {
|
|
fn method(&self) -> Option<()>;
|
|
}
|
|
|
|
impl const MyTrait for () {
|
|
fn method(&self) -> Option<()> {
|
|
Some(())?; //~ ERROR `?` is not allowed in a `const fn`
|
|
None
|
|
}
|
|
}
|
|
|
|
fn main() {}
|