anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "glslang";
  -  version = "8.13.3743";
  +  version = "11.1.0";
   
     src = fetchFromGitHub {
       owner = "KhronosGroup";
       repo = "glslang";
       rev = version;
  -    sha256 = "0d20wfpp2fmbnz1hnsjr9xc62lxpj86ik2qyviqbni0pqj212cry";
  +    sha256 = "1j81pghy7whyr8ygk7lx6g6qph61rky7fkkc8xp87c7n695a48rw";
     };
   
     # These get set at all-packages, keep onto them for child drvs
  
positive.code:     inherit (src.meta) homepage;
      description = "Khronos reference front-end for GLSL and ESSL";
      license = licenses.asl20;
      platforms = platforms.linux;
      maintainers = [ maintainers.ralith ];
    };
  }
  
negative.code: { stdenv
  , fetchFromGitHub
  , bison
  , cmake
  , jq
  