message: Fix a missing bracket
diff: @@ -201,7 +201,7 @@ template< typename Rule >
  struct action : nothing< Rule > {};
  #ifdef REALM_PARSER_PRINT_TOKENS
  - #define DEBUG_PRINT_TOKEN(string) do { std::cout << string << std::endl; while (0)
  + #define DEBUG_PRINT_TOKEN(string) do { std::cout << string << std::endl; } while (0)
  #else
  #define DEBUG_PRINT_TOKEN(string) do { static_cast<void>(string); } while (0)
  #endif
  