https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108265
--- Comment #1 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:e36e57b032b2d70eaa1294d5921e4fd8ce12a74d commit r13-5002-ge36e57b032b2d70eaa1294d5921e4fd8ce12a74d Author: Jonathan Wakely <jwak...@redhat.com> Date: Wed Jan 4 16:43:51 2023 +0000 libstdc++: Fix std::chrono::hh_mm_ss with unsigned rep [PR108265] libstdc++-v3/ChangeLog: PR libstdc++/108265 * include/std/chrono (hh_mm_ss): Do not use chrono::abs if duration rep is unsigned. * testsuite/std/time/hh_mm_ss/1.cc: Check unsigned rep.