[Bug libstdc++/53561] [c++0x] regex_replace is missing overloads

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53561

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-07-21 
18:00:16 UTC ---
When someone contributes an implementation of it.