In fact, only a step away from success.
I have added the "_GLIBCXX_END_NESTED_NAMESPACE" to default.conf file. but cc do not work for the situation:
BUT when I do it under svn6023, cc do everything ok (without I add "_GLIBCXX_END_NESTED_NAMESPACE" to conf file):
string s;
s. //<-- here can show the codecomplite hint windows.
vector<string> vs;
vs.pu //<-- here can show "push_back"...