https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106852
--- Comment #9 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jonathan Wakely <r...@gcc.gnu.org>: https://gcc.gnu.org/g:653a44e8613edf6c306687d17cf3039536f1bf12 commit r15-6696-g653a44e8613edf6c306687d17cf3039536f1bf12 Author: Nicolas Werner <nicolas.wer...@hotmail.de> Date: Tue Jan 7 15:26:54 2025 +0000 libstdc++: add missing to_underlying to module std [PR106852] std::to_underlying was missing from the std module introduced in r15-5366-g7db55c0ba1baaf. This patch adds the missing export for this utility. libstdc++-v3/ChangeLog: PR libstdc++/106852 * src/c++23/std.cc.in (to_underlying): Add. Signed-off-by: Nicolas Werner <nicolas.wer...@hotmail.de>