Re: [Boost-users] [xpressive] use of Boyer-Moore

Eric Niebler wrote:

Since I wrote the above, I have fixed the performance problem with BMH and case-insensitive matches by extended the regex traits class with a function that returns all the case-folded equivalents of a character. This resulted in a significant performance improvement for case-insensitive matches.

How does that work with multiple character case mappings, like the German ß -> SS (the sharp s does not exist in upper case)? Sebastian Redl