anchor.diff:  
     # upstream issue: https://github.com/vmchale/atspkg/issues/12
     language-ats = dontCheck super.language-ats;
  -
  -  # https://github.com/Happstack/web-routes-th/pull/3
  -  web-routes-th = doJailbreak super.web-routes-th;
   
     # Remove for hail > 0.2.0.0
     hail = overrideCabal super.hail (drv: {
  
positive.code:     in doJailbreak (f super.servant-docs); # jailbreak tasty < 1.2 until servant-docs > 0.11.3 is on hackage.
    swagger2 = if (pkgs.stdenv.hostPlatform.isAarch32 || pkgs.stdenv.hostPlatform.isAarch64) then dontHaddock (dontCheck super.swagger2) else super.swagger2;
  
    # requires a release including https://github.com/haskell-servant/servant-swagger/commit/249530d9f85fe76dfb18b100542f75a27e6a3079
    servant-swagger = dontCheck super.servant-swagger;
  
    # Tries to read a file it is not allowed to in the test suite
    load-env = dontCheck super.load-env;
  
    # Copy hledger man pages from data directory into the proper place. This code
    # should be moved into the cabal2nix generator.
    hledger = overrideCabal super.hledger (drv: {
  
negative.code: 
    # https://github.com/haskell-servant/servant-auth/issues/113
    servant-auth-client = dontCheck super.servant-auth-client;
  
    # 2020-06-04: HACK: dontCheck - The test suite attempts to use the network.
    # Should be solved when: https://github.com/dhall-lang/dhall-haskell/issues/1837
  