On Sat, 21 Nov 2020 at 23:55, David Edelsohn via Libstdc++
<libstdc++@gcc.gnu.org> wrote:
>
> I am seeing 93 new libstdc++ failures on AIX, even after Jonathan's
> fixes.  And a few c++ failures with similar symptoms.  I'm not certain
> that it is due to this patch, but it's the likely suspect.
Yes, it's that patch.

This should fix most of those errors, but I haven't finished testing
it, and can't commit it now anyway.