http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47000
--- Comment #19 from Jeff Garzik <jgarzik at pobox dot com> 2010-12-18 21:17:09 UTC --- (In reply to comment #14) > Created attachment 22813 [details] > A new patch > > Try this. This patch successfully fixes the performance regression in 4.5.1. Thanks!