1 error[E0658]: `?` is not allowed in a `const fn`
2 --> $DIR/hir-const-check.rs:11:9
7 = note: see issue #74935 <https://github.com/rust-lang/rust/issues/74935> for more information
8 = help: add `#![feature(const_try)]` to the crate attributes to enable
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0658`.