error: unknown byte escape: `f` --> $DIR/byte-literals.rs:3:21 | LL | static FOO: u8 = b'\f'; | ^ unknown byte escape | = help: for more information, visit error: unknown byte escape: `f` --> $DIR/byte-literals.rs:6:8 | LL | b'\f'; | ^ unknown byte escape | = help: for more information, visit error: invalid character in numeric character escape: `Z` --> $DIR/byte-literals.rs:7:10 | LL | b'\x0Z'; | ^ invalid character in numeric character escape error: byte constant must be escaped: `\t` --> $DIR/byte-literals.rs:8:7 | LL | b' '; | ^^^^ help: escape the character: `\t` error: byte constant must be escaped: `'` --> $DIR/byte-literals.rs:9:7 | LL | b'''; | ^ help: escape the character: `\'` error: non-ASCII character in byte literal --> $DIR/byte-literals.rs:10:7 | LL | b'é'; | ^ must be ASCII | help: if you meant to use the unicode code point for 'é', use a \xHH escape | LL | b'\xE9'; | ~~~~ error[E0763]: unterminated byte constant --> $DIR/byte-literals.rs:11:6 | LL | b'a | ^^^^ error: aborting due to 7 previous errors For more information about this error, try `rustc --explain E0763`.