gcc optimisation problem

[Jonathan Wakely]

On 6 April 2011 13:13, vikramsp wrote:
>
> hello there... i am trying my hands on gcc optimisations options.
> i tried e.g. -finline-functions, -funroll-loops and the likes but none
> worked for me

Are you also using -O ?

As documented in the manual
"Most optimizations are only enabled if an -O level is set on the
command line. Otherwise they are disabled, even if individual
optimization flags are specified. "

http://gcc.gnu.org/onlinedocs/gcc-4.6.0/gcc/Optimize-Options.html