anchor.diff: -{ stdenv, fetchFromGitHub, coreutils, gfortran7, gnused
  -, python27, utillinux, which, bash
  +{ stdenv, fetchFromGitHub, coreutils, gfortran, gnused
  +, python3, utillinux, which
  +
  +, enableStatic ? false
   }:
   
   let
  -  version = "1.15";
  +  version = "1.16.1";
   in stdenv.mkDerivation {
     pname = "libxsmm";
     inherit version;
  
positive.code:   src = fetchFromGitHub {
      owner = "hfp";
      repo = "libxsmm";
      rev = "refs/tags/${version}";
      sha256 = "1406qk7k2k4qfqy4psqk55iihsrx91w8kjgsa82jxj50nl9nw5nj";
    };
  
    buildInputs = [
      coreutils
      gfortran7
      gnused
      python27
      utillinux
      which
    ];
  
    prePatch = ''
      patchShebangs .
    '';
  
    makeFlags = [ "PREFIX=$(out)" ];
  
    meta = with stdenv.lib; {
      description = "Library targeting Intel Architecture for specialized dense and sparse matrix operations, and deep learning primitives";
  
negative.code:     homepage = "https://github.com/hfp/libxsmm";
      platforms = platforms.linux;
      maintainers = with stdenv.lib.maintainers; [ chessai ];
    };
  }
  