Article: Increasing the D Compiler Speed by Over 75%

Andrei Alexandrescu SeeWebsiteForEmail at erdani.org
Fri Aug 2 12:13:53 PDT 2013


On 8/2/13 10:44 AM, Peter Alexander wrote:
> Not to speak on Leandro's behalf, but I think the obvious answer is
> "Reduced compile times by 43%".
>
> It's much more useful to express it that way because it's easier to
> apply. Say I have a program that takes 100 seconds to compile. Knowing
> that the compilation time is reduced by 43% makes it easy to see that my
> program will now take 57 seconds. Knowing that compilation is 75% faster
> doesn't help much at all - I have to get out a calculator and divide by
> 1.75.
>
> It's always better to use a measure that is linear with what you care
> about. Here, most people care about how long their programs take to
> compile, not how many programs they can compile per second.

That's cool, thanks!

Andrei


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