rust/tests/ui/macros/feature-gate-expr_fragment_specifier_2024.stderr

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error[E0658]: fragment specifier `expr_2021` is unstable
--> $DIR/feature-gate-expr_fragment_specifier_2024.rs:4:6
|
LL | ($e:expr_2021) => {
| ^^^^^^^^^^^^
|
= note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
= help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0658`.