https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78173
--- Comment #7 from CVS 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:fa452a843d26a64a5ca0fd7c17ea1bd6e1b81a69 commit r11-6074-gfa452a843d26a64a5ca0fd7c17ea1bd6e1b81a69 Author: Jonathan Wakely <jwak...@redhat.com> Date: Tue Dec 15 11:40:07 2020 +0000 libstdc++: Remove workaround for PR c++/78173 Now that the G++ bug is fixed we no longer need to protect this partial specialization from complaining about subtracting void pointers. libstdc++-v3/ChangeLog: * include/bits/iterator_concepts.h (incrementable_traits<Tp>): Remove workaround for PR c++/78173.