https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111284
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[11/12/13 Regression] Some |[11/12 Regression] Some
|passing-by-value parameters |passing-by-value parameters
|are mishandled since GCC 9, |are mishandled since GCC 9,
|affecting libstdc++'s |affecting libstdc++'s
|constexpr std::string |constexpr std::string
--- Comment #13 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed also for 13.3.