safe to upgrade my Mac?

[Carter Schonwald]

8.10.3 works on every more recent OS X.

That said, I’m waiting for cabal 3.4 Release, which 8.10 can build, before
I do the Big Sur update.

On Thu, Jan 28, 2021 at 2:35 AM Alfredo Di Napoli <
alfredo.dinapoli at gmail.com> wrote:

> Hi Richard,
>
> I am running 10.15.7 and I think I upgraded to Catalina months ago (but I
> don't exactly recall when). From my experience, everything works just fine,
> at least for my current workflow (clients' projects, GHC development etc).
> At work I have successfully used GHC 8.6.5 and 8.10.2 for various projects,
> both with Cabal and Stack and didn't experience any major problems.
>
> In terms of performance, I cannot judge. If it got slower, I certainly
> didn't notice.
>
> I hope it helps! :)
>
> A.
>
> On Wed, 27 Jan 2021 at 22:29, Merijn Verstraaten <merijn at inconsistent.nl>
> wrote:
>
>>
>> > On 27 Jan 2021, at 21:56, Richard Eisenberg <rae at richarde.dev> wrote:
>> > I'm currently running MacOS High Sierra, 10.13.6. Things are fine, but
>> I'd like to upgrade to get Dark Mode and (hopefully) to speed up Mail.
>> (That is, upgrading is nice, but not at all necessary.)
>>
>> I just (finally) upgraded to Catalina last week and the 8.10.2 bindist
>> works just fine (you have to fiddle with xattr after unzipping, there's an
>> issue on gitlab that has the right command in there). If you're going to
>> Mojave then there's 0 issues. Big Sur I haven't tried yet.
>>
>> > If I upgrade, will GHC hate me? That is, will GHC 8.10 continue to
>> work? Will I continue to be able to compile GHC? Will it be as performant?
>> (A few years ago, I had a strange issue on a secondary computer where any
>> binary built by GHC was horribly slow; we never got to the bottom of it.)
>>
>> I didn't notice any performance regressions, but I also haven't paid
>> close attention.
>>
>> - Merijn
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