[llvm] r285296 - [DAGCombiner] Add vector demanded elements support to computeKnownBits

[Davide Italiano via llvm-commits]

On Thu, Oct 27, 2016 at 4:26 PM, Juergen Ributzka <juergen at ributzka.de> wrote:
> The build slaves are not necessarily homogeneous, so you have to choose a
> conservative value that fits all. I didn’t set the limit, but I recall it
> was set high on purpose to avoid false positives. We don’t want to bug
> developers with unnecessary email.
>
> I don’t think a lower limit would be a great utility to find compile time
> regressions either and it isn’t the purpose of this bot. LNT has way better
> support to identify and track compile time regressions.
>

Yes, makes sense. I don't think it's worth changing it.
I sometimes check LNT (I just did), but I noticed this page is empty.
http://llvm.org/perf/db_default/v4/compile/recent_activity
Are there plans to fill it?

Thanks!

--
Davide