https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91154
--- Comment #18 from Bill Schmidt <wschmidt at gcc dot gnu.org> --- Richi corrected me -- this is not vectorization, but use of SSE on lane zero to do scalar computation.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91154
--- Comment #18 from Bill Schmidt <wschmidt at gcc dot gnu.org> --- Richi corrected me -- this is not vectorization, but use of SSE on lane zero to do scalar computation.