How to disable CLANG & co build in buildworld?
dougb at FreeBSD.org
Sat Jun 12 05:07:09 UTC 2010
On 06/11/10 14:18, M. Warner Losh wrote:
> "This" is building the proper set of tools for the target. It is easy
> to do, and only a couple lines of Makefile foo in Makefile.inc1
> instead of in bsd.own.mk. It is a fairly natural consequence of the
> tbemd stuff I have been working on and have started merging.
> The consequences today are that you build some extra tools that are
> only needed to build clang when in fact you aren't really going to be
> building clang. The "cost" is however long it takes to do this on the
> platform you are building on. This can range from a minute or two to
> tens of minutes depending on the power of your build system.
Ok, obviously I'm dense because I didn't understand an answer to my
question anywhere in there. :) So let me try again. Why are we not
optimizing for the common case, where the world is built on the system
it's going to run on, which means that WITHOUT_CLANG can easily mean
... and that's just a little bit of history repeating.
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