Rust does. But you get:

error: unknown start of token: \u{37e}
 --> test.rs:2:30
  |
2 |     println!("Hello, World!");
  |                              ^
  |
help: Unicode character ';' (Greek Question Mark) looks like ';' (Semicolon), but it is not
  |
2 |     println!("Hello, World!");