https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105950
--- Comment #20 from John Kanapes <jkanapes at yahoo dot com> --- (In reply to Jonathan Wakely from comment #18) > Two of us have already explained that (comment 3 and comment 6, and now > comment 17). I couldn't understand what you were talking about. It is listed with the other -f gcc flags:( To avoid confusion, you could update your in your description that this flag is special and needs to be linked with -lubsan and does that...