https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100606
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-10 branch has been updated by Patrick Palka <ppa...@gcc.gnu.org>: https://gcc.gnu.org/g:936194bc072ffd915d83f6a99a586b82cb7da75c commit r10-10194-g936194bc072ffd915d83f6a99a586b82cb7da75c Author: Patrick Palka <ppa...@redhat.com> Date: Fri May 21 00:05:18 2021 -0400 libstdc++: Implement LWG 3490 change to drop_while_view::begin() libstdc++-v3/ChangeLog: PR libstdc++/100606 * include/std/ranges (drop_while_view::begin): Assert the precondition added by LWG 3490. (cherry picked from commit 11784fe27d879a10dc8a79212c37f50d4f7146f3)