{ pkgs, haskellLib }: with haskellLib; self: super: { # This compiler version needs llvm 9.x. llvmPackages = pkgs.llvmPackages_9; # Disable GHC 8.10.x core libraries. array = null; base = null; binary = null; bytestring = null; Cabal = null; containers = null; deepseq = null; directory = null; exceptions = null; filepath = null; ghc-boot = null; ghc-boot-th = null; ghc-compact = null; ghc-heap = null; ghc-prim = null; ghci = null; haskeline = null; hpc = null; integer-gmp = null; libiserv = null; mtl = null; parsec = null; pretty = null; process = null; rts = null; stm = null; template-haskell = null; terminfo = null; text = null; time = null; transformers = null; unix = null; xhtml = null; # The proper 3.2.0.0 release does not compile with ghc-8.10.1, so we take the # hitherto unreleased next version from the '3.2' branch of the upstream git # repository for the time being. cabal-install = assert super.cabal-install.version == "3.2.0.0"; overrideCabal super.cabal-install (drv: { postUnpack = "sourceRoot+=/cabal-install; echo source root reset to $sourceRoot"; version = "3.2.0.0-git"; editedCabalFile = null; src = pkgs.fetchgit { url = "git://github.com/haskell/cabal.git"; rev = "9bd4cc0591616aeae78e17167338371a2542a475"; sha256 = "005q1shh7vqgykkp72hhmswmrfpz761x0q0jqfnl3wqim4xd9dg0"; }; }); # Jailbreak to fix the build. base-noprelude = doJailbreak super.base-noprelude; system-fileio = doJailbreak super.system-fileio; unliftio-core = doJailbreak super.unliftio-core; # Jailbreaking because monoidal-containers hasn‘t bumped it's base dependency for 8.10. monoidal-containers = doJailbreak super.monoidal-containers; # Jailbreak to fix the build. brick = doJailbreak super.brick; exact-pi = doJailbreak super.exact-pi; serialise = doJailbreak super.serialise; setlocale = doJailbreak super.setlocale; shellmet = doJailbreak super.shellmet; shower = doJailbreak super.shower; # The shipped Setup.hs file is broken. csv = overrideCabal super.csv (drv: { preCompileBuildDriver = "rm Setup.hs"; }); # Apply patch from https://github.com/finnsson/template-helper/issues/12#issuecomment-611795375 to fix the build. language-haskell-extract = appendPatch (doJailbreak super.language-haskell-extract) (pkgs.fetchpatch { name = "language-haskell-extract-0.2.4.patch"; url = "https://gitlab.haskell.org/ghc/head.hackage/-/raw/e48738ee1be774507887a90a0d67ad1319456afc/patches/language-haskell-extract-0.2.4.patch?inline=false"; sha256 = "0rgzrq0513nlc1vw7nw4km4bcwn4ivxcgi33jly4a7n3c1r32v1f"; }); # hnix 0.9.0 does not provide an executable for ghc < 8.10, so define completions here for now. hnix = generateOptparseApplicativeCompletion "hnix" (overrideCabal super.hnix (drv: { # executable is allowed for ghc >= 8.10 and needs repline executableHaskellDepends = drv.executableToolDepends or [] ++ [ self.repline ]; })); # Break out of "Cabal < 3.2" constraint. stylish-haskell = doJailbreak super.stylish-haskell; # Agda 2.6.1.2 only declares a transformers dependency for ghc < 8.10.3. # https://github.com/agda/agda/issues/5109 Agda = appendPatch super.Agda (pkgs.fetchpatch { url = "https://github.com/agda/agda/commit/76278c23d447b49f59fac581ca4ac605792aabbc.patch"; sha256 = "1g34g8a09j73h89pk4cdmri0nb0qg664hkff45amcr9kyz14a9f3"; }); }