On Oct 21, 2013, at 11:56 , Henrik Johansen <henrik.s.johansen@veloxit.no> wrote:

My guess is most if not all systems which do support that case, implement a higher level abstraction than "String" to take care of it.

� or not :)
http://www.unicode.org/faq/vs.html
http://www.unicode.org/reports/tr37/

Which means, you can solve the problems caused by Han Unification using standard Unicode.
Seems like a lot of fun to implement support for :)

Cheers,
Henry