[Bug ada/85036] --disable-bootstrap --enable-languages=ada[,c++] fails

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85036

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Eric Botcazou from comment #6)
> Created attachment 43736 [details]
> Tentative fix
> 
> Richard, please give it a try, as specialist of weird build setups. ;-)

Seems to fix my problems!