Benchmarks with and without compiler optimizing

[Hans Åberg]

> On 29 Oct 2019, at 12:23, Torbjörn Granlund <tg at gmplib.org> wrote:
> 
> Hans Åberg <haberg-1 at telia.com> writes:
> 
>  Is there a big difference in GMP benchmarks with and without compiler
>  optimizing? (In view of present by hand optimization.)
> 
> That probably depends on operands size and the CPU one uses.

But that is not somebody has benchmarked? — Somebody tested human vs computer optimization, and found that computers could do better, but then there might be a tradeoff with reliability.