Considering that gcc 4.5 was released a few days ago, not surprising. :) I'll take cadaver from rhel5 if he Fedora owner isn't interested, I use it a lot in rhel. <blockquote type="cite">On Apr 21, 2010 11:05 AM, "Kirby Zhou" <<a href="mailto:kirbyzhou@sohu-rd.com">kirbyzhou@sohu-rd.com</a>> wrote: RHEL6 cotains gcc-4.4. what a bad news to me. We need gcc-4.5 for lambda. -----Original Message----- From: <a href="mailto:epel-devel-list-bounces@redhat.com">epel-devel-list-bounces@redhat.com</a> [mailto:<a href="mailto:epel-devel-list-bounce.">epel-devel-list-bounce.</a>.. </blockquote>