This is on Intel Pentium4 on Linux. -girish
--- Janis Johnson <[EMAIL PROTECTED]> wrote: > On Wed, Jul 20, 2005 at 10:45:01AM -0700, girish > vaitheeswaran wrote: > > > --- Steven Bosscher <[EMAIL PROTECTED]> wrote: > > > > > > > On Wednesday 20 July 2005 18:53, girish > vaitheeswaran wrote: > > > > > I am seeing a 20% slowdown with feedback > optimization. > > > > > Does anyone have any thoughts on this. > > > > > > > > My first thought is that you should probably > first > > > > tell what compiler > > > > you are using. > > > > I am using gcc 3.4.3 > > -girish > > Which platform? I've seen slower code for > profile-directed optimizations > on powerpc64-linux with GCC 4.0 and mainline. It's > a bug, but I haven't > looked into it enough to provide a small test case > for a problem report. > > Janis >
