https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67479
--- Comment #5 from Manuel López-Ibáñez <manu at gcc dot gnu.org> --- Perhaps this should be called then -Wformat-undefined and not depend on -Wpedantic at all? We still need a -Wx option that is to -pedantic-errors what -Wpedantic is to -Werror=pedantic ...