anchor.diff:        inherit haskellLib;
       };
     ghc = ghc8_4;
  -  ghcjs8_2 = (extendHaskellPackages ghcjs8_2Packages).override {
  +  ghcjs8_2 = (extendHaskellPackages nixpkgs ghcjs8_2Packages).override {
       overrides = lib.foldr lib.composeExtensions (_: _: {}) [
         (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
         haskellOverlays.ghcjs
         (optionalExtension useTextJSString haskellOverlays.textJSString)
       ];
     };
  -  ghcjs8_4 = (extendHaskellPackages ghcjs8_4Packages).override {
  +  ghcjs8_4 = (extendHaskellPackages nixpkgs ghcjs8_4Packages).override {
       overrides = lib.foldr lib.composeExtensions (_: _: {}) [
         (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
         haskellOverlays.ghcjs-8_4
  
positive.code:       haskellOverlays.ios
      ];
    };
    ghcIosAarch64 = (extendHaskellPackages nixpkgsCross.ios.aarch64.haskell.packages.integer-simple.ghc843).override {
      overrides = lib.foldr lib.composeExtensions (_: _: {}) [
        (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
        haskellOverlays.ghc-8_4
  
negative.code:       haskellOverlays.android
      ];
    };
    ghcAndroidAarch32 = (extendHaskellPackages nixpkgsCross.android.aarch32 nixpkgsCross.android.aarch32.haskell.packages.integer-simple.ghc843).override {
      overrides = lib.foldr lib.composeExtensions (_: _: {}) [
        (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
        haskellOverlays.ghc-8_4
  