On Tue, Oct 13, 2009 at 10:41:39AM +0100, Paul Brook wrote: > My guess is anyone inspecting the code and optimizer decisions at this level > is also going to want to strongarm the result they want when the compiler > makes the "wrong" decision. i.e. detailed unroller diagnostics are only of > limited use without (say) #pragma unroll.
Not too limited, I'd say. I've seen a lot of developers willing to mutilate their critical loops to accomodate the compiler. -- Daniel Jacobowitz CodeSourcery
