https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112589
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
Last reconfirmed| |2023-11-17
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Looks like it has been undocumented since the documentation was added in
r8-3997-g771c6b44dd0353 .
Note the option itself was added in r8-3995-g5c5f0b65eebe36 .
```
fcf-protection
Common RejectNegative Alias(fcf-protection=,full)
fcf-protection=
Common Joined RejectNegative Enum(cf_protection_level) EnumSet
Var(flag_cf_protection) Init(CF_NONE)
-fcf-protection=[full|branch|return|none|check] Instrument functions with
checks to verify jump/call/return control-flow transfer
instructions have valid targets.
```
https://gcc.gnu.org/onlinedocs/gcc/Instrumentation-Options.html#index-fcf-protection
Confirmed.
