On 2013-01-07 21:59, Volker Braun wrote: > Its pretty clear that the newer GCC correctly vectorizes ATLAS for the > CPU whereas the old one did not.
I doubt it's ATLAS. I didn't find any particular difference in the ATLAS install logs. It's curious to see that ATLAS somehow brute-forces CPU flags, it even tries stuff like -mcpu=ultrasparc on x86! -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To post to this group, send email to sage-devel@googlegroups.com. To unsubscribe from this group, send email to sage-devel+unsubscr...@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel?hl=en.