message: [ir_to_bytecode_syntax] Remove some unused code
  This code looks somewhat weird (using the `Display` impl like that? hmm) and is unused.
diff: @@ -1046,12 +1046,6 @@ impl Iterator for Block {
  }
  }
  -impl Into<Field> for CopyableVal {
  - fn into(self) -> Field {
  - Field::new(self.to_string().as_ref())
  - }
  -}
  -
  //**************************************************************************************************
  // Display
  //**************************************************************************************************
  