[dmd-internals] What is the necessary to increase speed of merging?

[Brad Roberts]

On 11/11/2011 9:18 PM, Jonathan M Davis wrote:
> On Friday, November 11, 2011 21:15:06 Brad Roberts wrote:
>> On 11/11/2011 7:28 PM, Walter Bright wrote:
>>> On 11/11/2011 11:12 AM, Andrei Alexandrescu wrote:
>>>> I think that's a terrific offer that we should take. Thanks, Brad!
>>>> Also it's not about an either-or choice; improvements in both
>>>> automated testing AND efficient testing should pay off handsomely.>
>>> Would such a tester be available for those submitting patches so they
>>> can run the autotester *before* an attempt is made to merge?
>>
>> They already are!  The auto-tester does nothing beyond running the dmd,
>> druntime, and phobos unit tests.
>
> No, the autotester does not run them _before_ a merge is done. It runs them
> _after_. So, it's quite good at telling you whether the code in master
> repositories for dmd, druntime, and Phobos is currently broken, but it doesn't
> tell you whether the code in _pull requests_ is broken, which appears to be
> what Walter is looking for. Daniel Murphy's autotester does that, but not the
> primary one - not unless you've changed something that I don't know about.
>
> - Jonathan M Davis

Daniel's is before, mine is after.. both run the same set of tests (except that the pre-merge tester is only linux 32 
and doesn't run every argument combination for the dmd tests).