id summary reporter owner description type status milestone component version severity resolution keywords cc 6426 Guess I found a bug in boost::spirit truthfinder@… Joel de Guzman "I took gramma from http://tools.ietf.org/html/rfc5545#section-3.6.5 from 3.1. Content Lines http://tools.ietf.org/html/rfc2234 WSP, ALPHA, DIGIT etc http://tools.ietf.org/html/rfc3629 UTF8-2, UTF8-3, UTF8-4, UTF-tail param-value = paramtext / quoted-string // here is the problem Input string 'ORGANIZER;CN=""Test"":test@test.ru\r\n' can't be parsed, but it can when I use param-value = quoted-string / paramtext // just a little swap Tested on boost 1.37, 1.48. Also I added testing sample." Bugs closed To Be Determined spirit Boost 1.48.0 Problem wontfix spirit bug grammar problem truthfinder@…