[Bug libstdc++/98226] Slow std::countr_one

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98226

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Oh, but you didn't enable any optimization at all, so who cares about the
performance?