Am 17.09.2011 um 07:53 schrieb Lars Magne Ingebrigtsen:

> Peter Dyballa <Peter_Dyballa@Freenet.DE> writes:
> 
>> The attached screen-shot also shows that in pop-up menu some
>> characters are displayed as decomposed UTF-8 characters (the ä in
>> Kanäle becomes a¨) while others are converted to their byte sequences
>> (ü in Lüfter and Sprüche is converted to C3 BC which are displayed as
>> ü).
> 
> Is this still a problem in a current Emacs?

When you mean with "current" GNU Emacs 23.3, then it's yes. In the Motif variant I can see this: