https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68558
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> --- We do SLP vectorize this now with GCC 6 but with vectorization factor 4 because of the *dest++ = 0; stmt. Thus, fixed.