http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47522
--- Comment #3 from Joost VandeVondele <Joost.VandeVondele at pci dot uzh.ch> 2011-01-31 10:16:24 UTC --- (In reply to comment #2) > Target piece, if there is one. PR44183 for the vectorizer piece, if there is > one. I'm almost certain that this is a dup of PR44183. As far as I can judge, the result of the calculation is indeed correct. The annoying thing is that this makes valgrind's 'out of bounds checking' kind of useless.