2010/4/30 Jan Hubicka <hubi...@ucw.cz>: >> Thanks for the suggestion. Raksit currently is busy with merging trunk >> changes back to lw-ipo branch which can be a daunting task. After that >> this can be done. (Our internal release is based on 4.4). > > I must say that LIPO is something I always intend to look into but didn't > seriously find time for that yet (well, hoping that submitting the thesis will > make this easier). > What are the LIPO's features that are missing in -flto -fprofile-use?
LIPO is a completely different approach, basically independent of LTO. There is a good explanation of it on the wiki, see http://gcc.gnu.org/wiki/LightweightIpo. Ciao! Steven
