On 04/06/2011 01:48 PM, vikramsp wrote: > > no i am not using any -O options. using only individual options > but they are not woking. I also tried -finline-functions but it is > not working too. > Other side I used -fpeephole2 and -da to dump all the passes > of the compiler but peephole2 pass dump is not there. same is for > -fpeephole. please help me. Use -O. If you do not, gcc will not optimize. No matter what other options you use, gcc will not optimize. Andrew.