[Bug libstdc++/69881] with gcc-6 of today building gcc-4.9 fails

[edlinger at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69881

--- Comment #23 from Bernd Edlinger <edlinger at gcc dot gnu.org> ---
Author: edlinger
Date: Tue Feb 23 15:57:09 2016
New Revision: 233636

URL: https://gcc.gnu.org/viewcvs?rev=233636&root=gcc&view=rev
Log:
2016-02-23  Bernd Edlinger  <bernd.edlin...@hotmail.de>

        PR libstdc++/69881
        * include/c_global/cstdarg: Undefine __need___va_list.
        * include/c_global/cstddef: Undefine all kinds of __need_*.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/c_global/cstdarg
    trunk/libstdc++-v3/include/c_global/cstddef