http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54593
--- Comment #6 from sgunderson at bigfoot dot com 2012-09-15 20:28:02 UTC --- Ah. So basically it hurts AMD enough (the opposite doesn't hit Intel enough) that the choice was made to make it that way generic too. Well, as long as it's a deliberate choice, I assume it's a reasonable tradeoff, so thanks for the enlightenment. :-)