------- Additional Comments From stevenb at suse dot de 2004-11-15 10:41 ------- Subject: Re: [4.0 Regression] quadratic behavior in cfgexpand
Actually this has always been there, independent of the edge vector work. The old code has exactly the same problem. There is *no* canonical way to remove many edges. Apparently we should have one. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18499