http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49037
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-05-18 10:31:46 UTC --- The static data members aren't initialized before they're first used and I don't see an easy way to fix it. I agree with Paolo. At the very least we should mark it _GLIBCXX_DEPRECATED