anchor.diff:      };
       propagatedBuildInputs = [ DataPage MathRound ];
       meta = {
  +      license = with lib.licenses; [ artistic1 gpl1Plus ];
  +    };
  +  };
  +
  +  DataStag = buildPerlPackage {
  +    pname = "Data-Stag";
  +    version = "0.14";
  +    src = fetchurl {
  +      url = "mirror://cpan/authors/id/C/CM/CMUNGALL/Data-Stag-0.14.tar.gz";
  +      sha256 = "4ab122508d2fb86d171a15f4006e5cf896d5facfa65219c0b243a89906258e59";
  +    };
  +    propagatedBuildInputs = [ IOString ];
  +    meta = {
  +      description = "Structured Tags";
         license = with lib.licenses; [ artistic1 gpl1Plus ];
       };
     };
  
positive.code:     };
    };
  
    BitVector = buildPerlPackage {
      pname = "Bit-Vector";
      version = "7.4";
  
negative.code:     meta = {
        homepage = "https://github.com/karenetheridge/Test-Warnings";
        description = "Test for warnings and the lack of them";
        license = with lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  
    TestWeaken = buildPerlPackage {
      pname = "Test-Weaken";
      version = "3.022000";
      src = fetchurl {
        url = "mirror://cpan/authors/id/K/KR/KRYDE/Test-Weaken-3.022000.tar.gz";
        sha256 = "2631a87121310262e0e96107a6fa0ed69487b7701520773bee5fa9accc295f5b";
      };
      propagatedBuildInputs = [ ScalarListUtils ];
      meta = {
        description = "Test that freed memory objects were, indeed, freed";
        license = with lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  