cannot compile with ghc-9.8: Couldn't match type ‘()’ with ‘TH.BndrVis’

[jwaldmann]

I have this package as a transitive dependency. With 9.8.1-rc1, I get

$ cabal install --lib haskell-src-meta-0.8.12 -w /opt/ghc/ghc-9.8.0.20230929/bin/ghc --allow-newer

...
[3 of 6] Compiling Language.Haskell.Meta.Syntax.Translate ( src/Language/Haskell/Meta/Syntax/Translate.hs, dist/build/Language/Haskell/Meta/Syntax/Translate.o, dist/build/Language/Haskell/Meta/Syntax/Translate.dyn_o )
src/Language/Haskell/Meta/Syntax/Translate.hs:533:29: error: [GHC-83865]
    • Couldn't match type ‘()’ with ‘TH.BndrVis’
      Expected: [TH.TyVarBndr TH.BndrVis]
        Actual: [TyVarBndr_ ()]
    • In the second argument of ‘TH.TySynD’, namely ‘(toTyVars h)’
      In the expression: TH.TySynD (toName h) (toTyVars h) (toType t)
      In an equation for ‘toDec’:
          toDec (Exts.TypeDecl _ h t)
            = TH.TySynD (toName h) (toTyVars h) (toType t)
    |
533 |     = TH.TySynD (toName h) (toTyVars h) (toType t)
    |                             ^^^^^^^^^^
...

[DigitalBrains1]

HEAD.hackage has a patch for this package to make it work with 9.8.

(#how-to-use)

[athas]

Fixed in #44.