| //@ compile-flags: -Znext-solver | |
| //@ known-bug: #110395 | |
| #![crate_type = "lib"] | |
| #![feature(staged_api, const_trait_impl, const_default)] | |
| #![stable(feature = "foo", since = "1.0.0")] | |
| #[stable(feature = "potato", since = "1.27.0")] | |
| pub struct Data { | |
| _data: u128, | |
| } | |
| #[stable(feature = "potato", since = "1.27.0")] | |
| #[rustc_const_unstable(feature = "data_foo", issue = "none")] | |
| impl const std::fmt::Debug for Data { | |
| fn fmt(&self, _: &mut std::fmt::Formatter<'_>) -> Result<(), std::fmt::Error> { | |
| Ok(()) | |
| } | |
| } |