Use last intel compiler 2020 version

bsc/intel-compiler/icc2020.nix

@@ -0,0 +1,47 @@
+{ stdenv
+, fetchurl
+, rpmextract
+, autoPatchelfHook
+, gcc
+}:
+
+stdenv.mkDerivation rec {
+  version = "${year}.${v_a}.${v_b}";
+  name = "intel-compiler-${version}";
+
+  # From Arch Linux PKGBUILD
+  dir_nr="16527";
+  year="2020";
+  v_a="1";
+  v_b="217";
+  update="1";
+  composer_xe_dir="compilers_and_libraries_${year}.${v_a}.${v_b}";
+  tgz="parallel_studio_xe_2020_update${update}_cluster_edition.tgz";
+  
+  src = fetchurl {
+    url = "http://registrationcenter-download.intel.com/akdlm/irc_nas/tec/${dir_nr}/${tgz}";
+    sha256 = "1axblai5lmw9yqjaz7lvjraj5fsc7r37pklb9x3n1gdjfbgdh4gx";
+  };
+
+  buildInputs = [
+    rpmextract
+    autoPatchelfHook
+    gcc.cc.lib
+  ];
+
+  installPhase = ''
+    rpmextract rpm/intel-icc-*.rpm
+    rpmextract rpm/intel-comp-*.rpm
+    rpmextract rpm/intel-c-comp-*.rpm
+    rpmextract rpm/intel-openmp*.rpm
+
+    mkdir -p $out/{bin,lib,include}
+
+    pushd ./opt/intel/${composer_xe_dir}/linux/
+      cp -a bin/intel64/* $out/bin/
+      cp -a compiler/include/* $out/include/
+      cp -a compiler/lib/intel64_lin/* $out/lib/
+      rm $out/lib/*.dbg
+    popd
+  '';
+}