message: Fix incorrect val type in assembleData directive
diff: @@ -43,9 +43,10 @@ DirectiveVec gnuDirectives() {
  template <size_t size>
  std::optional<Error> assembleData(const AssemblerBase* assembler, const TokenizedSrcLine& line, QByteArray& byteArray) {
  - static_assert(size >= 1);
  + static_assert(size >= 1, "");
  for (const auto& token : line.tokens) {
  - long val;
  + int64_t val;
  + static_assert(sizeof(val) >= size, "Requested data width greater than what is representable");
  getImmediateErroring(token, val, line.sourceLine);
  if (isUInt<size * 8>(val) || isInt<size * 8>(val)) {
  @@ -201,7 +202,7 @@ Directive alignDirective() {
  return {Error(arg.line.sourceLine, "Invalid number of arguments (expected at least 1, at most 3)")};
  }
  int boundary, fill, max;
  - fill = 0;
  + fill = max = 0;
  bool hasMax = false;
  getImmediateErroring(arg.line.tokens.at(0), boundary, arg.line.sourceLine);
  