error: unknown byte escape: f --> $DIR/byte-string-literals.rs:1:32 | LL | static FOO: &'static [u8] = b"\f"; | ^ unknown byte escape error: unknown byte escape: f --> $DIR/byte-string-literals.rs:4:8 | LL | b"\f"; | ^ unknown byte escape error: invalid character in numeric character escape: Z --> $DIR/byte-string-literals.rs:5:10 | LL | b"\x0Z"; | ^ error: byte constant must be ASCII. Use a \xHH escape for a non-ASCII byte --> $DIR/byte-string-literals.rs:6:7 | LL | b"é"; | ^ error[E0766]: unterminated double quote byte string --> $DIR/byte-string-literals.rs:7:6 | LL | b"a | ______^ LL | | } | |__^ error: aborting due to 5 previous errors For more information about this error, try `rustc --explain E0766`.