[Bug target/83087] -fcf-protection -mcet enabled unconditionally for target libs

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83087

--- Comment #12 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
1.4% increase is not negligible if it is forced on all users without easy
option to disable it when they don't need/want it.