http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47662
--- Comment #6 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-02-10 10:25:18 UTC --- I also think it makes sense, we already have the right places for such tests: testsuite/17_intro/headers/c++1998 and testsuite/17_intro/headers/c++200x