Slow performance compared to C++, ideas?

Rob T alanb at ucora.com
Fri Jun 7 09:51:32 PDT 2013


On Friday, 7 June 2013 at 07:22:18 UTC, Walter Bright wrote:
>
> A pretty good metric of some feature being used is the 
> frequency it comes up in discussion here and the action it sees 
> in bugzilla.
>
> There are two obvious reasons why a feature would not have much 
> buzz:
>
> 1. it works perfectly
> 2. it isn't being used
>
> Value Range Propagation is a pretty good example of (1). Sadly, 
> I suspect -cov is (2).
>
> I'd be happy to be wrong about that.

If D had a compiler option switch to collect statistics on 
feature usage, maybe you could get something a lot better than a 
guess for both 1 and 2.

Such a thing may be useful for other reasons too.

--rt


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