[Bug middle-end/46176] profile feedback causes 20% linux kernel binary growth

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46176

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2010-10-25 
22:57:50 UTC ---
I think this is unrolling.  -fprofile-generate/-fprofile-use turns on
unrolling.