https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65927
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Thu Nov 30 17:29:08 2017 New Revision: 255278 URL: https://gcc.gnu.org/viewcvs?rev=255278&root=gcc&view=rev Log: PR libstdc++/65927 Fix -Wunused-but-set-parameter warning PR libstdc++/65927 * include/bits/locale_facets_nonio.h (__timepunct::_M_am_pm_format): Remove statement with no effect. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/include/bits/locale_facets_nonio.h