[llvm-dev] RFC: Dealing with out of tree changes and the LLVM git monorepo

[James Y Knight via llvm-dev]

It's been a week and a half more (much of which was holiday the US,
granted). If there's no more arguments in favor of going with a zipper
repo, I'd really like to wrap this thread up.


On Fri, Nov 16, 2018 at 1:32 AM Justin Bogner <mail at justinbogner.com> wrote:

> Yes, I’m still trying to evaluate the migration script’s downsides as
> compared to the zipper approach’s downsides. Sorry that I got a little held
> up, but I have to balance evaluating this with getting other work done.
>
> I should have some feedback to a few of the responses on this thread next
> week. I really don’t think I can respond in a useful/productive way before
> I’ve finished these experiments.
>
> On Nov 15, 2018, at 16:07, Chandler Carruth via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
> I think Justin was still experimenting a bit w/ the migration script. I'd
> like to at least let him get back to this with the results of that?
>
> On Thu, Nov 15, 2018 at 2:55 PM James Y Knight via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
>> Based on the feedback so far, I propose that we call this discussion done
>> -- we will not go with this zippered proposal, but will proceed with
>> https://github.com/llvm-git-prototype/llvm/.
>>
>> On Thu, Nov 15, 2018 at 5:06 PM David Greene via llvm-dev <
>> llvm-dev at lists.llvm.org> wrote:
>>
>>> Tom Stellard via llvm-dev <llvm-dev at lists.llvm.org> writes:
>>>
>>> > What is the status with this proposal?  It has been 2 weeks now since
>>> > the initial email and it seems like the discussion  is slowing down.
>>> Do
>>> > we still want to consider this zippered approach as a possibility for
>>> the
>>> > official repo?
>>>
>>> I have very strong feedback from the engineer who does our upstream
>>> merges that he does NOT want to see this zippered repository.  A clean
>>> linear history makes understanding merges much easier.
>>>
>>> James made a number of other important points about limitations of the
>>> zippered repository:
>>>
>>> http://lists.llvm.org/pipermail/llvm-dev/2018-November/127460.html
>>>
>>> git-bisect being more complicated is a deal-breaker for me.  Checking
>>> out a random commit and only getting part of the project is just odd.
>>>
>>>                              -David
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