https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48956
Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mpolacek at gcc dot gnu.org --- Comment #18 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Backporting a new warning to a released branch isn't viable I'm afraid, it would make upgrading from 5.1 to 5.2 unsafe for some users.