Re: 7+ days of dogfood

On Mon, 11 Feb 2013, Lars Engels wrote:

> I also dislike that src build times increased over the years since I run
> CURRENT on my notebooks (starting 7-CURRENT, now 10-CURRENT).
> Wouldn't it be possible to add a
> DO_NOT_BUILD_CLANG_AND_GCC_IF_NOTHING_CHANGED= yes switch to src.conf?
>
> Building clang takes ages and gcc is also pretty big...

devel/ccache really makes a gcc system buildworld a lot faster.  I don't 
know why more people don't use it; why recompile so many things that 
have not changed?

My recollection of testing it with clang was that it did not make much 
of an improvement.  Could be better now.
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