llvm 19 has been released

[Matthew Pickering]

The upper bound is bumped to 18 already on master.

On Wed, Sep 25, 2024 at 4:28 PM Oleg Grenrus <oleg.grenrus at iki.fi> wrote:

> FWIW, GHC-9.10.1 docs [1] say
>
> > Note that this GHC release expects an LLVM version in the 13 up to 16
> (not inclusive) release series.
>
> which is far behind 19...
>
> [1]
> https://downloads.haskell.org/ghc/9.10.1/docs/users_guide/codegens.html#llvm-code-generator-fllvm
>
> - Oleg
> On 25.9.2024 18.22, George Colpitts wrote:
>
>
>
> On Wed, Sep 25, 2024 at 10:14 AM Moritz Angermann <
> moritz.angermann at gmail.com> wrote:
>
>> What do you mean by using it in head? Expand the current range of
>> acceptable LLVM versions?
>>
> I think #25295 <https://gitlab.haskell.org/ghc/ghc/-/issues/25295> which
> Matthew just opened will be fine.
>
> It would be nice to have in 12.1 but I assume it's a bit too late,
> particularly if it just works as I expect than it isn't that important to
> be officially supported.
>
> Moritz, Matthew thanks for your quick response.
>
> Cheers,
> George
>
>
> My hunch would be that such a PR could be merged quite easily. Maybe next
>> week though due to
>> the current imminent release cut? Or do you expect this to be in 9.12 as
>> well?
>>
>> Best,
>>  Moritz
>>
>> On Wed, 25 Sept 2024 at 22:08, George Colpitts <george.colpitts at gmail.com>
>> wrote:
>>
>>> Hi
>>>
>>> llvm 19 has been released. Can we start using it in head? My smoke test
>>> of it with 9.10.1 was fine.
>>>
>>> Thanks
>>> George
>>>
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>>>
>>
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