[Bug libstdc++/104859] [11 Regression] libg++ fails during bootstrap

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104859

--- Comment #11 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Patrick Palka from comment #9)
> I suppose we might want to also backport this fix to the 11 branch.

Please do so before the 11.3.0 release candidate next week.