dmdcache

[Stefan Koch]

On Saturday, 25 April 2020 at 10:17:50 UTC, Ali Çehreli wrote:
> A colleague of mine has written dmdcache which may be very 
> useful for some projects:
>
>   https://github.com/seeraven/dmdcache
>
> It drops our build time
>
>   from 8 minutes
>   to 45 seconds
>
> on a particular build environment for about half a dozen D 
> programs, one of which ends up being a 2G executable! WAT! :) 
> And the total cache size is 5.5G. Wow!
>
> This build is with dmd 2.084.1 and that one particular 
> application uses tons of template instantiations most of which 
> are in generated source code. If I remember correctly, 2.084.1 
> does not contain template symbol name improvements and that may 
> be the reason for the large size.
>
> Enjoy!
>
> Ali

The main problem with this is that it does not take string 
imports into account, (or does it ???, I don't see how it could 
....)
Also the compilers output can depend on the timestamp at which 
the compilation was done.