anchor.diff:        haskellOverlays.ios
       ];
     };
  -  ghcIosAarch32 = (extendHaskellPackages nixpkgsCross.ios.aarch32.pkgs.haskell.packages.integer-simple.ghc843).override {
  +  ghcIosAarch32 = (extendHaskellPackages nixpkgsCross.ios.aarch32.haskell.packages.integer-simple.ghc843).override {
       overrides = lib.foldr lib.composeExtensions (_: _: {}) [
         (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
         haskellOverlays.ghc-8_4
  
positive.code:       haskellOverlays.android
      ];
    };
    ghcAndroidAarch32 = (extendHaskellPackages nixpkgsCross.android.aarch32.pkgs.haskell.packages.integer-simple.ghc843).override {
      overrides = lib.foldr lib.composeExtensions (_: _: {}) [
        (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
        haskellOverlays.ghc-8_4
  
negative.code:     ];
    };
    ghcjs = ghcjs8_4;
    ghcHEAD = (extendHaskellPackages nixpkgs.haskell.packages.ghcHEAD).override {
      overrides = lib.foldr lib.composeExtensions (_: _: {}) [
        (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
        haskellOverlays.ghc-head
      ];
    };
    ghc8_4 = (extendHaskellPackages nixpkgs.haskell.packages.ghc843).override {
      overrides = lib.foldr lib.composeExtensions (_: _: {}) [
        (optionalExtension enableExposeAllUnfoldings haskellOverlays.exposeAllUnfoldings)
        (ghcjsPkgs (useTextJSStringAsBootPkg (nixpkgs.haskell.compiler.ghcjs84.override {
          ghcjsSrc = fetchgit {
            url = "https://github.com/obsidiansystems/ghcjs.git";
            rev = "584eaa138c32c5debb3aae571c4153d537ff58f1";
  