On Saturday 05 November 2005 18:54, Giovanni Bajo wrote: > Hello, > > any specific reason why we still don't unroll loops by default at -O3? It > looks like it gives better results on most benchmark, and many people use > it always together with -O3 to say "really optimize, I mean it".
One reason why it's not enabled is because it causes a huge compile time regression. Gr. Steven