http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51058
--- Comment #11 from Ira Rosen <irar at il dot ibm.com> 2011-11-11 06:07:05 UTC --- (In reply to comment #5) > > Well, the original code in mdbx.f90 has the interleaving group of 3 (I only > changed the "decoration" around the loop to keep a valid code). Sorry, you are right. It's loop SLP and we do unrolling to get a multiple of vector size.