[Bug tree-optimization/110060] Adding optimizer hints to std::vector causes a new -Wstringop-overread false positive

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110060

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Ugh, that's not good - maybe I should revert it then. Or make _M_invariant much
smaller.