[Haskell-beginners] How to change base version easily?

[Treee July]

>
> Hello July,
> Il 29 maggio 2020 alle 18:35 Treee July ha scritto:
> > Hello,
> > I installed the latest version of ghc, which caused one of my packages
> does
> > not satisfy the constraint of the version. I just wondering if there
> exists
> > a convenient way to degrade the version of the base. I use Arch Linux,
> > which is not easy to install an elder version.
> if you are using cabal, --allow-newer can ease some of the pain. Failing
> that, -w will work — but you need to download and locally install the
> appropriate ghc first.
> Let us know if that’s enough


Hi  Francesco,
I'm glad to tell you that your suggestion about --allow-newer works on my
machine! But I still have some trouble with running correctly on Arch
Linux(That's really annoying), maybe I can solve it later. Thank you again!.

Best,
July
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