On 07/01/2013 06:43 AM, vijay nag wrote: > I just RTFM pages of gcc and I see that -Os will enable > -fomit-frame-pointer. Is it possible to not omit frame-pointer while > the optimization > level is -O1 ? Please don't top-post in this list. Why don't you just try -fno-omit-frame-pointer and tell us what the result is? Andrew.