fn main() {
    println!("{:?}", {
        fn r#x() {}
    });
}


/* ~~~~=== stderr ===~~~~
   Compiling playground v0.0.1 (file:///playground)
error[E0658]: raw identifiers are experimental and subject to change (see issue #48589)
 --> src/main.rs:5:12
  |
5 |         fn r#x() {}
  |            ^^^
  |
  = help: add #![feature(raw_identifiers)] to the crate attributes to enable

error: aborting due to previous error

For more information about this error, try `rustc --explain E0658`.
error: Could not compile `playground`.

To learn more, run the command again with --verbose.

*/

/* ~~~~=== stdout ===~~~~

*/