error: proc macro panicked
 --> tests/compile_failures/swapped_splitbits.rs:4:5
  |
4 |     splitbits!("aaabbccc", 0b11011101);
  |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = help: message: The template expression must come after the input value(s), and must be a string literal, but found:
          0b11011101