# the value.
          for idx, key in enumerate(targets):
            ssa_name = '{}#{}'.format(name, idx)
            ssa_type = tys[idx]
            self.symbol_table.insert_symbol(key, ssa_name, ssa_type)
      elif len(targets) == 1:
        ssa_names = [n for n, _ in values]
        self.symbol_table.insert_symbol(targets[0], ssa_names, ty)
      return

    ty = self._get_inferred_type(node.value, values[1])

    return failure();

  SmallVector<OpAsmParser::Argument> packed_args;
  for (auto argAndType : llvm::zip(region_args, region_arg_types)) {
    auto& arg = packed_args.emplace_back();
    arg.ssaName = std::get<0>(argAndType);
    arg.type = std::get<1>(argAndType);
  }
  if (parser.parseRegion(body, packed_args)) return failure();

  // Add derived `operandSegmentSizes` attribute based on parsed operands.