https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85321
--- Comment #3 from Segher Boessenkool <segher at gcc dot gnu.org> --- So this leaves: -mblock-compare-inline-limit - option not documented in manual -mblock-compare-inline-loop-limit - likewise -mcall-* - possible values are not listed in --help=target -mstring-compare-inline-limit - not documented -mtraceback= - documentation entry is missing