message: Print the right sign on infinities
diff: @@ -482,7 +482,7 @@ void PrintFloat(double argd, FormatterParams &formatter, bool e, bool f, bool g,
  if(signbit)
  appendstring(output, actualsize, end, uppercaseDigits ? "-INF" : "-inf");
  else
  - appendstring(output, actualsize, end, uppercaseDigits ? "+INF" : "-inf");
  + appendstring(output, actualsize, end, uppercaseDigits ? "+INF" : "+inf");
  }
  else
  {
  