[flang-dev] [RFC] Refactor Clang: move frontend/driver/diagnostics code to LLVM

[Doerfert, Johannes via flang-dev]

On 6/11/20 3:32 AM, Andrzej Warzynski wrote:
>
>
> On 11/06/2020 00:49, Michael Kruse wrote:
>> Am Mi., 10. Juni 2020 um 10:04 Uhr schrieb Doerfert, Johannes via
>> flang-dev <flang-dev at lists.llvm.org>:
>>> I'm not against a subproject *but* if we also move the existing
>>> llvm/lib/Frontend stuff, that would introduce a dependence from
>>> llvm-core to this project, which I think is uncommon. We could also 
>>> have
>>> both. At the end of the day it depends on the benefit we would get from
>>> an independent subproject.
>>
>> If we have non-conditional dependencies llvm-core->frontend-support
>> and frontend-support->llvm-core, what advantage is there left of
>> making frontend-support a subproject? Both of them are required all
>> the time.
>>
>> Michael
>>
>
> Thanks for the feedback! It sounds like we should keep 
> llvm/lib/Frontend in LLVM and `frontend-support` would be a new 
> subproject for things unrelated to LLVM IR.

Sure, if we expect usage of such a subproject without llvm-core. (Maybe 
there are other reasons to separate it but I'm not sure I understood them.)


Thanks,

   Johannes


>
> -Andrzej