[Bug libstdc++/117858] [15 regression] openrct2-0.4.16 fails to build (optional:823:52: error: incomplete type ‘std::__converts_from_optional’ used in nested name specifier)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117858

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |rejects-valid
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2024-11-30
             Status|UNCONFIRMED                 |NEW

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed. I think it was one of the commits in the July timeframe which is
optimizing std::optional compile time for C++20.