https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119186
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
In __builtin_ctzg(mask, 16); form (or whatever other value you want in case of
mask being 0). __builtin_ctzg(mask) still has UB when mask is 0.
