anchor.diff:          });
           dependent-sum-template = doJailbreak super.dependent-sum-template;
   
  -	# Update for ghc 8.0.2
  +        # Update for ghc 8.0.2
           parallel = replaceSrc super.parallel (nixpkgs.fetchFromGitHub {
             owner = "haskell";
             repo = "parallel";
  
positive.code:         semigroupoids = appendConfigureFlag super.semigroupoids "-f-doctests";
          wai-websockets = appendConfigureFlag super.wai-websockets "-f-example";
          cryptonite = appendConfigureFlag super.cryptonite "-f-integer-gmp";
          reflex = super.reflex.override {
            useTemplateHaskell = false;
          };
  
negative.code:         diagrams-contrib = doJailbreak super.diagrams-contrib;
          cases = doJailbreak super.cases; # The test suite's bounds on HTF are too strict
          async = doJailbreak super.async;
          scientific = doJailbreak super.scientific;
          these = doJailbreak super.these;
          case-insensitive = doJailbreak super.case-insensitive;
  
          vector-algorithms = overrideCabal super.vector-algorithms (drv: {
            libraryHaskellDepends = drv.libraryHaskellDepends ++ [ self.mtl self.mwc-random ];
  