Re: c compilation - gcc vs visual c

kumar...@[EMAIL PROTECTED]
 wrote:
> hello:
>
> I recently compiled a numerically intensive c project under cygwin gcc
> 3.4.4 and microsoft visual c. The platform is intel T2400 1.83 ghz
> dual core lap top.
>
> the numerical stuff is both floating point and integer intensive
>
> The gcc optimized (-O3) vs non optimized improved the performance 30 %

It's probably not going to help you, but as a point of interest I have
sometimes found -Os
to work better (optimize for size) with gcc.

Stijn