http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693
--- Comment #13 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-11 14:13:11 UTC --- (In reply to comment #12) > Because the vectorizer analysis occurs fairly early, I guess there is not a > lot > of opportunity to clean up the control flow. > > Should GCC have a memset peephole pass like LLVM? It does, ftree-loop-distribute-patterns, enabled by default.
