[llvm-dev] [LLVMdev] [RFC] Developer Policy for LLVM C API

[Eric Christopher via llvm-dev]

On Sun, Aug 16, 2015 at 6:45 PM deadal nix via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> Chiming in with http://reviews.llvm.org/D10725
>
> Being able to read and generate IR is at least some very basic thing we
> can agree on is needed. Can we get some testing for it ? Personally I don't
> really mind if this is going to be stable or not, but at least, having some
> test coverage would allow to take whatever path that is going to be taken
> willingly.
>
>
Right, and that's the problem. Expanding the C API to cover reading and
generating IR in a stable way will lock the C++ API down in a way that I'm
not comfortable with - I think it has already gone too far.

-eric


> I'd like also to remind all to not fall into the hypothetical nirvana
> fallacy, ie comparing proposed solution with an idealized and unrealized
> one. That's a good recipe for endless bikescheding when pretty much
> anythign would be better than the status quo.
>
> 2015-07-17 12:36 GMT-07:00 Juergen Ributzka <juergen at apple.com>:
>
>> Hi @ll,
>>
>> a few of us had recently a discussion about how to manage the C API and
>> possible policies regarding addition, maintenance, deprecation, and removal
>> of API.
>>
>> Even thought there is a strong agreement in the community that we
>> shouldn't break released C API and should be backwards compatible, there
>> doesn’t seem to be a developer policy that backs that up. This is something
>> we should fix.
>>
>> I was wondering what the interested parties think of the current approach
>> and what could/should we improve to make the use and maintenance of the C
>> API easier for users and the developers alike.
>>
>> I was hoping we could also introduce a process that allows the removal of
>> an API after it has been deprecated for a whole release and the release
>> notes stated that it will be removed.
>>
>> Thoughts? Comments?
>>
>> Cheers,
>> Juergen
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>
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