overlay.nix

@@ -18,12 +18,8 @@ let
     cudainfo = prev.callPackage ./pkgs/cudainfo/default.nix { };
     #extrae = callPackage ./pkgs/extrae/default.nix { }; # Broken and outdated
     gpi-2 = callPackage ./pkgs/gpi-2/default.nix { };
-    intel-apt = callPackage ./pkgs/intel-oneapi/packages.nix { };
     intelPackages_2023 = callPackage ./pkgs/intel-oneapi/2023.nix { };
-    intelPackages_2024 = final.intel-apt.hpckit_2024;
+    intelPackages = final.intelPackages_2023;
-    intelPackages_2025 = final.intel-apt.hpckit_2025;
-    intelPackages = final.intelPackages_2025;
-    oneMath = callPackage ./pkgs/onemath/default.nix { };
     jemallocNanos6 = callPackage ./pkgs/nanos6/jemalloc.nix { };
     # FIXME: Extend this to all linuxPackages variants. Open problem, see:
     # https://discourse.nixos.org/t/whats-the-right-way-to-make-a-custom-kernel-module-available/4636
@@ -84,13 +80,6 @@ let
     intel2023-ifort   = callPackage ./test/compilers/hello-f.nix {
       stdenv = final.intelPackages_2023.stdenv-ifort;
     };
-    intel2024-icx-c   = hello-c.override   { stdenv = final.intelPackages_2024.stdenv; };
-    intel2025-icx-c   = hello-c.override   { stdenv = final.intelPackages_2025.stdenv; };
-    intel2024-icx-cpp = hello-cpp.override { stdenv = final.intelPackages_2024.stdenv; };
-    intel2025-icx-cpp = hello-cpp.override { stdenv = final.intelPackages_2025.stdenv; };
-    intel2023-sycl    = hello-sycl.override { intelPackages = final.intelPackages_2023; };
-    intel2024-sycl    = hello-sycl.override { intelPackages = final.intelPackages_2024; };
-    intel2025-sycl    = hello-sycl.override { intelPackages = final.intelPackages_2025; };
     clangOmpss2-lto   = lto.override       { stdenv = final.stdenvClangOmpss2Nanos6; };
     clangOmpss2-asan  = asan.override      { stdenv = final.stdenvClangOmpss2Nanos6; };
     clangOmpss2-task  = callPackage ./test/compilers/ompss2.nix {

pkgs/intel-oneapi/2023.nix

@@ -45,26 +45,35 @@ let
     installPhase = ''
       awk -F': ' '\
         BEGIN   { print "[ {" } \
-        NF==0 { empty=1; } \
+        NR>1 && /^Package: / { print "} {"; } \
-        NF && empty { print "} {"; empty=0; } \
         /: /    { printf "%s = \"%s\";\n", $1, $2 } \
         END     { print "} ]" }' $srcs > $out
     '';
   };
 
-  findMatch = name:
+  aptPackages = import aptPackageIndex;
-  let
-    aptPackages = import aptPackageIndex;
-    matches = lib.filter (x: name == x.Package) aptPackages;
-    n = lib.length matches;
-    match = builtins.traceVerbose (name + " -- ${builtins.toString n}") (builtins.head matches);
 
-    apthost = "https://apt.repos.intel.com/oneapi/";
+  apthost = "https://apt.repos.intel.com/oneapi/";
+
+  getSum = pkgList: name:
+  let
+    matches = lib.filter (x: name == x.Package) pkgList;
+    #n = lib.length matches;
+    #match = builtins.trace (name + " -- ${builtins.toString n}") (lib.elemAt matches 0);
+    match = lib.elemAt matches 0;
   in
-    {
+    match.SHA256;
-      url = apthost + match.Filename;
+
-      sha256 = match.SHA256;
+  getUrl = pkgList: name:
-    };
+  let
+    matches = lib.filter (x: name == x.Package) pkgList;
+    #match = assert lib.length matches == 1; lib.elemAt matches 0;
+    n = lib.length matches;
+    match =
+      #builtins.trace (name + " -- n=${builtins.toString n}")
+      (lib.elemAt matches 0);
+  in
+    apthost + match.Filename;
 
   uncompressDebs = debs: name: stdenv.mkDerivation {
     name = name;
@@ -82,7 +91,10 @@ let
 
   joinDebs = name: names:
   let
-    debs = builtins.map (x: builtins.fetchurl (findMatch x)) names;
+    urls = builtins.map (x: getUrl aptPackages x) names;
+    sums = builtins.map (x: getSum aptPackages x) names;
+    getsrc = url: sha256: builtins.fetchurl { inherit url sha256; };
+    debs = lib.zipListsWith getsrc urls sums;
   in
     uncompressDebs debs "${name}-source";
 
@@ -441,7 +453,7 @@ let
     '';
   };
 
-  ifort-wrapper = wrapIntel {
+  ifort-wrapper = wrapIntel rec {
     cc = intel-compiler-fortran;
     mygcc = gcc;
     extraBuild = ''

pkgs/intel-oneapi/packages.nix

@@ -1,205 +0,0 @@
-{ lib
-, stdenv
-, callPackage
-, dpkg
-, fetchurl
-, recurseIntoAttrs
-
-, sqlite
-, elfutils
-}:
-
-let
-  inherit (builtins)
-    elem attrNames attrValues concatMap filter fromJSON getAttr groupBy head isNull listToAttrs map mapAttrs readFile replaceStrings splitVersion ;
-  inherit (lib)
-    converge findFirst groupBy' hasPrefix optional pipe take toInt toList versionAtLeast versionOlder ;
-
-  aptData = fromJSON (readFile ./packages.json);
-
-  # Compare versions in debian control file syntax
-  # See: https://www.debian.org/doc/debian-policy/ch-relationships.html#syntax-of-relationship-fields
-  #
-  # NOTE: this is not a proper version comparison
-  #
-  # A proper version solver, should aggregate dependencies with the same name
-  # and compute the constraint (e.g. a (>= 2) a (<< 5) -> 2 <= a << 5)
-  #
-  # But in the intel repo, there are no such "duplicated" dependencies to specify
-  # upper limits, which leads to issues when intel-hpckit-2021 depends on things
-  # like intel-basekit >= 2021.1.0-2403 and we end up installing the newest
-  # basekit instead of the one from 2021.
-  #
-  # To mitigate this, >= is set to take the latest version with matching major
-  # and minor (only revision and patch are allowed to change)
-  compareVersions = got: kind: want:
-    let
-      g0 = take 2 (splitVersion got);
-      w0 = take 2 (splitVersion want);
-    in if isNull want then true
-    else if kind == "=" then got == want
-    else if kind == "<<" then versionOlder got want
-    else if kind == "<=" then versionAtLeast want got
-    else if kind == ">>" then versionOlder want got
-    else if kind == ">=" then (g0 == w0) && versionAtLeast got want # always match major version
-    else throw "unknown operation: ${kind}";
-
-  findMatching = { pname, kind, version }:
-    findFirst (x: pname == x.pname && compareVersions x.version kind version) null aptData;
-
-  isIntel = pkg: (hasPrefix "intel-" pkg.pname);
-
-  expandDeps = pkg: (map findMatching (filter isIntel pkg.dependencies)) ++ (optional (pkg.size != 0) pkg);
-
-  # get the oldest by major version. If they have the same major version, take
-  # the newest. This prevents most issues with resolutions
-  # versionOlder b a -> true if b is older than a (b `older` a)
-  getNewerInMajor = a: b: let
-    va = a.version;
-    vb = b.version;
-    va0 = head (splitVersion va);
-    vb0 = head (splitVersion vb);
-  in
-  if isNull a then b
-  else if va0 != vb0 then
-    if va0 > vb0 then b else a
-  else if versionOlder vb va then a else b;
-  removeDups = l: attrValues (groupBy' getNewerInMajor null (getAttr "provides") l);
-
-  _resolveDeps = converge (l: removeDups (concatMap expandDeps l));
-  resolveDeps = pkg: let deps = _resolveDeps (toList pkg);
-      namedDeps = (map (x: "${x.pname}-${x.version}") deps);
-    in builtins.traceVerbose (builtins.deepSeq namedDeps namedDeps) deps;
-
-  blacklist = [
-    "intel-basekit-env"
-    "intel-basekit-getting-started"
-    "intel-hpckit-env"
-    "intel-hpckit-getting-started"
-    "intel-oneapi-advisor"
-    "intel-oneapi-common-licensing"
-    "intel-oneapi-common-oneapi-vars"
-    "intel-oneapi-common-vars"
-    "intel-oneapi-compiler-cpp-eclipse-cfg"
-    "intel-oneapi-compiler-dpcpp-eclipse-cfg"
-    "intel-oneapi-condaindex"
-    "intel-oneapi-dev-utilities-eclipse-cfg"
-    "intel-oneapi-dpcpp-ct-eclipse-cfg"
-    "intel-oneapi-eclipse-ide"
-    "intel-oneapi-hpc-toolkit-getting-started"
-    "intel-oneapi-icc-eclipse-plugin-cpp"
-    "intel-oneapi-vtune"
-    "intel-oneapi-vtune-eclipse-plugin-vtune"
-  ];
-
-  isInBlacklist = pkg: elem pkg.provides blacklist;
-  removeBlacklist = filter (e: !(isInBlacklist e));
-
-  dpkgExtractAll = pname: version: {srcs, deps}: stdenv.mkDerivation {
-    inherit pname version srcs;
-
-    nativeBuildInputs = [ dpkg ];
-    phases = [ "installPhase" ];
-
-    passthru = { inherit deps; };
-
-    installPhase = ''
-      mkdir -p $out
-      for src in $srcs; do
-        echo "Unpacking $src"
-        dpkg -x $src $out
-      done
-    '';
-  };
-
-  apthost = "https://apt.repos.intel.com/oneapi/";
-  fetchDeb = p: fetchurl { url = apthost + p.filename; inherit (p) sha256; };
-
-  buildIntel = pkg: pipe pkg [
-    resolveDeps
-    removeBlacklist
-    (l: {srcs = map fetchDeb l; deps = l; })
-    (dpkgExtractAll "${pkg.provides}-extracted" pkg.version)
-  ];
-
-  findHpcKit = year: findMatching { pname = "intel-hpckit"; kind = "<<"; version = toString (year+1); };
-  years = map toInt (attrNames components);
-
-  patchIntel = callPackage ./patch_intel.nix { };
-
-  # Version information for each hpckit. This is used to normalize the paths
-  # so that files are in $out/{bin,lib,include...} instead of all over the place
-  # in $out/opt/intel/oneapi/*/*/{...}.
-  #
-  # The most important is the compiler component, which is used to build the
-  # stdenv for the hpckit.
-  #
-  # NOTE: this have to be manually specified, so we can avoid IFD. To add a
-  # new version, add a new field with an empty attrset, (e.g. "2026" = {}; ),
-  # build hpckit_2026.unpatched and use the values from
-  # result/opt/intel/oneapi/* to populate the attrset.
-  #
-  # WARN: if there are more than one version in the folders of the unpatched
-  # components, our dependency resolution hacks have probably failed and the
-  # package set may be broken.
-  components = {
-    "2025" = {
-      ishmem = "1.3";
-      pti = "0.12";
-      tcm = "1.3";
-      umf = "0.10";
-
-      ccl = "2021.15";
-      compiler = "2025.1";
-      dal = "2025.5";
-      debugger = "2025.1";
-      dev-utilities = "2025.1";
-      dnnl = "2025.1";
-      dpcpp-ct = "2025.1";
-      dpl = "2022.8";
-      ipp = "2022.1";
-      ippcp = "2025.1";
-      mkl = "2025.1";
-      mpi = "2021.15";
-      tbb = "2022.1";
-    };
-    "2024" = {
-      tcm = "1.1";
-
-      ccl = "2021.13";
-      compiler = "2024.2";
-      dal = "2024.6";
-      debugger = "2024.2";
-      dev-utilities = "2024.2";
-      diagnostics = "2024.2";
-      dnnl = "2024.2";
-      dpcpp-ct = "2024.2";
-      dpl = "2022.6";
-      ipp = "2021.12";
-      ippcp = "2021.12";
-      mkl = "2024.2";
-      mpi = "2021.13";
-      tbb = "2021.13";
-
-      extraPackages = [
-        sqlite
-        elfutils
-      ];
-    };
-  };
-
-  replaceDots = replaceStrings ["."] ["_"];
-
-in recurseIntoAttrs (listToAttrs (map (year: let
-      year_str = toString year;
-    in {
-      name = "hpckit_${year_str}";
-      value = patchIntel {unpatched = buildIntel (findHpcKit year); components = components.${year_str}; };
-  }) years)) // {
-  apt = pipe aptData [
-    (groupBy (p: replaceDots p.provides))
-    (mapAttrs (_: l: listToAttrs (map (pkg: { name = replaceDots ("v" + pkg.version); value = pkg; }) l)))
-  ] ;
-
-  inherit resolveDeps patchIntel buildIntel;
-}

pkgs/intel-oneapi/patch_intel.nix

@@ -1,177 +0,0 @@
-{ stdenv
-, stdenvNoCC
-, lib
-, symlinkJoin
-, autoPatchelfHook
-, wrapCCWith
-, overrideCC
-, gcc13
-, hwloc
-, libelf
-, libffi_3_3
-, libpsm2
-, libuuid
-, libxml2
-, numactl
-, ocl-icd
-, openssl
-, python3
-, rdma-core
-, ucx
-, zlib
-, makeOverridable
-, recurseIntoAttrs
-}:
-
-makeOverridable (
-{
-  unpatched,
-  components ? { },
-  extraPackages ? components.extraPackages or []
-}:
-
-let
-  inherit (builtins) attrValues filter mapAttrs removeAttrs;
-
-  gcc = gcc13;
-
-  __components = removeAttrs components ["extraPackages"];
-  _components = __components;
-  # _components = lib.traceSeqN 2 {
-  #   inherit unpatched __components;
-  #   deps = builtins.map (x: "${x.pname}-${x.version}") unpatched.deps;
-  # } __components;
-
-  wrapIntel = { cc, extraBuildCommands ? "", extraInstall ? "", ... }@args:
-    let
-      targetConfig = stdenv.targetPlatform.config;
-    in (wrapCCWith {
-      inherit cc;
-      extraBuildCommands = ''
-        echo "-L${gcc.cc}/lib/gcc/${targetConfig}/${gcc.version}" >> $out/nix-support/cc-ldflags
-        echo "-L${gcc.cc.lib}/lib" >> $out/nix-support/cc-ldflags
-        echo "-L${cc}/lib" >> $out/nix-support/cc-ldflags
-
-        # echo "--gcc-toolchain=${gcc.cc}" >> $out/nix-support/libcxx-cxxflags
-        echo "--gcc-toolchain=${gcc.cc}" >> $out/nix-support/cc-cflags
-
-        # For some reason, If we don't resolve the realpath things go wrong
-        for stddef in ${cc}/lib/clang/*/include/stddef.h ; do
-          dir=$(dirname $(realpath "$stddef"))
-          echo "-isystem $dir" >> $out/nix-support/cc-cflags
-        done
-
-        echo "-isystem ${cc}/include" >> $out/nix-support/cc-cflags
-        echo "-isystem ${cc}/include/intel64" >> $out/nix-support/cc-cflags
-
-        for dir in ${gcc.cc}/lib/gcc/${targetConfig}/*/include; do
-          echo "-isystem $dir" >> $out/nix-support/cc-cflags
-        done
-
-        for dir in ${gcc.cc}/include/c++/*; do
-          echo "-isystem $dir" >> $out/nix-support/libcxx-cxxflags
-        done
-        for dir in ${gcc.cc}/include/c++/*/${targetConfig}; do
-          echo "-isystem $dir" >> $out/nix-support/libcxx-cxxflags
-        done
-
-        # FIXME: We should find a better way to modify the PATH instead of using
-        # this ugly hack. See https://jungle.bsc.es/git/rarias/bscpkgs/issues/9
-        echo 'path_backup="${gcc.cc}/bin:$path_backup"' >> $out/nix-support/cc-wrapper-hook
-
-        # Disable hardening by default
-        echo "" > $out/nix-support/add-hardening.sh
-      '' + extraBuildCommands;
-    } // (removeAttrs args ["cc" "extraBuildCommands" "extraInstall"])
-    ).overrideAttrs (old: {
-      installPhase = old.installPhase + extraInstall;
-    });
-
-in
-stdenvNoCC.mkDerivation (finalAttrs: {
-  pname = lib.removeSuffix "-extracted" unpatched.pname;
-  inherit (unpatched) version;
-  src = unpatched;
-
-  phases = [ "installPhase" "fixupPhase" ];
-  buildInputs = [
-    libffi_3_3
-    libelf
-    libxml2
-    hwloc
-    numactl
-    libuuid
-    libpsm2
-    zlib
-    ocl-icd
-    rdma-core
-    ucx
-    openssl
-    python3
-    stdenv.cc.cc.lib
-  ] ++ extraPackages;
-
-  autoPatchelfIgnoreMissingDeps = [ "libhwloc.so.5" "libcuda.so.1" "libze_loader.so.1" ];
-
-  dontCheckForBrokenSymlinks = true;
-
-  nativeBuildInputs = [ autoPatchelfHook ];
-  installPhase = ''
-    cp -r $src/opt/intel/oneapi/ $out
-  '';
-
-  passthru = let
-    pkgs = mapAttrs
-      (folder: version: symlinkJoin {
-        pname = "intel-${folder}";
-        inherit version;
-        paths = ["${finalAttrs.finalPackage}/${folder}/${version}"];
-      })
-      _components;
-  in pkgs // {
-    inherit unpatched;
-    pkgs = recurseIntoAttrs pkgs;
-    components = _components;
-
-    # This contains all packages properly symlinked into toplevel directories
-    # in $out.
-    #
-    # NOTE: there are clashes with packages that have symlinks outside their
-    # scope (libtcm and env/vars.sh)
-    all = symlinkJoin {
-      pname = finalAttrs.finalPackage + "-symlinked";
-      inherit (finalAttrs.finalPackage) version;
-      paths = filter lib.isDerivation (attrValues finalAttrs.finalPackage.pkgs);
-    };
-
-    stdenv = overrideCC stdenv finalAttrs.finalPackage.cc;
-
-    cc = wrapIntel {
-      cc = finalAttrs.finalPackage.pkgs.compiler;
-      extraBuildCommands = ''
-        wrap icx  $wrapper $ccPath/icx
-        wrap icpx $wrapper $ccPath/icpx
-        wrap ifx  $wrapper $ccPath/ifx
-
-        ln -s $out/bin/icpx $out/bin/c++
-        ln -s $out/bin/icx  $out/bin/cc
-
-        # Use this to detect when a compiler subprocess is called
-        # from icpx (--fsycl-host-compiler)
-        echo 'export "NIX_CC_WRAPPER_INTEL=1"' >> $out/nix-support/cc-wrapper-hook
-
-        sed -i 's/.*isCxx=0/isCxx=1/' $out/bin/icpx
-
-        # oneMath looks for sycl libraries in bin/../lib
-        ln -s ${finalAttrs.finalPackage.pkgs.compiler}/lib $out/lib
-        ln -s ${finalAttrs.finalPackage.pkgs.compiler}/include $out/include
-      '';
-      extraInstall = ''
-        export named_cc="icx"
-        export named_cxx="icpx"
-        export named_fc="ifx"
-      '';
-    };
-  };
-
-}))

pkgs/intel-oneapi/process.jq

@@ -1,29 +0,0 @@
-#!/usr/bin/env -S jq -f
-
-def extract_fields: {
-        pname : .Package,
-        version : .Version,
-        provides : .Package | sub("[0-9.-]*$"; ""),
-        filename : .Filename,
-        size : ."Installed-Size" | tonumber,
-        sha256 : .SHA256,
-        dependencies : .Depends,
-    } ;
-
-# parses dependencies into a list of [{.pname, .kind, .version}]
-# some dependencies do not have a version specified, in which case, version = version = null
-#
-# example dependencies:
-# intel-oneapi-common-vars (>= 2023.0.0-25325), intel-oneapi-common-licensing-2023.0.0
-
-def split_dependencies : map(try(.dependencies |= split(",\\s?"; "")) // .dependencies |= []) ;
-
-def match_version : capture("(?<pname>[a-zA-Z0-9_\\-.]*) *(\\((?<kind>[<>=]*) *(?<version>.*)\\))?"; "") ;
-
-def parse_dependencies : map_values(.dependencies.[] |= match_version) ;
-
-def sort_version_decreasing : sort_by(.version | split("[-.]"; "") | map(tonumber)) | reverse ;
-
-map(extract_fields) | split_dependencies | parse_dependencies | sort_version_decreasing
-
-# [.[] | select(.pname == "intel-hpckit") | .version]

pkgs/intel-oneapi/toJson.awk

@@ -1,29 +0,0 @@
-#!/usr/bin/env -S awk -f
-
-BEGIN   {
-    FS=": "
-
-    prev_empty=1
-    t="  "
-
-    print "[ {"
-}
-
-!NF { # empty line, update separator so next non empty line closes the dict
-    prev_empty=1
-    t="},\n{ "
-    next # skip line (we won't match anything else)
-}
-
-{
-    printf t "\"%s\" : \"%s\"\n", $1, $2
-
-    if (prev_empty) {
-        # we were the first after a group of empty lines, following ones have to
-        # have a comma
-        prev_empty=0
-        t=", "
-    }
-}
-
-END     { print "} ]" }

pkgs/intel-oneapi/update.sh

@@ -2,5 +2,3 @@
 
 curl https://apt.repos.intel.com/oneapi/dists/all/main/binary-amd64/Packages -o amd64-packages
 curl https://apt.repos.intel.com/oneapi/dists/all/main/binary-all/Packages -o all-packages
-
-cat amd64-packages all-packages | ./toJson.awk | ./process.jq >packages.json

pkgs/llvm-ompss2/default.nix

@@ -2,9 +2,7 @@
   stdenv
 , lib
 , gcc
-, gcc13
 , clangOmpss2Unwrapped
-, writeShellScript
 , openmp ? null
 , wrapCCWith
 , llvmPackages_latest
@@ -39,7 +37,10 @@ let
   inherit gcc;
   cc = clangOmpss2Unwrapped;
   gccVersion = with versions; let v = gcc.version; in concatStringsSep "." [(major v) (minor v) (patch v)];
-
+in wrapCCWith {
+  inherit cc bintools;
+  # extraPackages adds packages to depsTargetTargetPropagated
+  extraPackages = optional (openmp != null) openmp;
   extraBuildCommands = ''
     echo "-target ${targetConfig}" >> $out/nix-support/cc-cflags
     echo "-B${gcc.cc}/lib/gcc/${targetConfig}/${gccVersion}" >> $out/nix-support/cc-cflags
@@ -56,51 +57,14 @@ let
     echo "--gcc-toolchain=${gcc}" >> $out/nix-support/cc-cflags
 
     wrap clang++  $wrapper $ccPath/clang++
+
+  '' + optionalString (openmp != null) ''
+    echo "export OPENMP_RUNTIME=${ompname}" >> $out/nix-support/cc-wrapper-hook
+  '' + optionalString (ompss2rt != null) ''
+    echo "export OMPSS2_RUNTIME=${rtname}" >> $out/nix-support/cc-wrapper-hook
+    echo "export ${homevar}=${ompss2rt}"   >> $out/nix-support/cc-wrapper-hook
+  '' + optionalString (ompss2rt != null && ompss2rt.pname == "nodes") ''
+    echo "export NOSV_HOME=${ompss2rt.nosv}" >> $out/nix-support/cc-wrapper-hook
   '';
+}
 
-  envExports = lib.optionalString (openmp != null) ''
-      echo "export OPENMP_RUNTIME=${ompname}" >> $out/nix-support/cc-wrapper-hook
-    '' + optionalString (ompss2rt != null) ''
-      echo "export OMPSS2_RUNTIME=${rtname}" >> $out/nix-support/cc-wrapper-hook
-      echo "export ${homevar}=${ompss2rt}"   >> $out/nix-support/cc-wrapper-hook
-    '' + optionalString (ompss2rt != null && ompss2rt.pname == "nodes") ''
-      echo "export NOSV_HOME=${ompss2rt.nosv}" >> $out/nix-support/cc-wrapper-hook
-    '';
-
-  extraPackages = optional (openmp != null) openmp;
-
-  wrappedCC = wrapCCWith {
-    # extraPackages adds packages to depsTargetTargetPropagated
-    inherit cc bintools extraPackages;
-    extraBuildCommands = extraBuildCommands + envExports;
-  };
-
-  resetIntelCCFlags = let tconf = builtins.replaceStrings ["-"] ["_"] targetConfig;
-  in writeShellScript "remove-intel.sh" ''
-    if [ "''${NIX_CC_WRAPPER_INTEL:-0}" = 1 ]; then
-      unset NIX_CFLAGS_COMPILE_${tconf}
-      unset NIX_CC_WRAPPER_FLAGS_SET_${tconf}
-
-      if (( "''${NIX_DEBUG:-0}" >= 1 )); then
-        echo "ompss2: cleaned NIX_CFLAGS_COMPILE_${tconf} (invokation from intel compiler detected)"
-      fi
-    fi
-  '';
-
-  intelExtraBuildCommands = ''
-    sed -i 's|# Flirting.*|source ${resetIntelCCFlags}\n\n&|' $out/bin/clang
-    sed -i 's|# Flirting.*|source ${resetIntelCCFlags}\n\n&|' $out/bin/clang++
-  '';
-
-  wrappedCCIntel = wrapCCWith {
-    inherit bintools extraPackages;
-    cc = cc.override { gcc = gcc13; }; # Intel uses gcc13, so we have to match it
-    # extraPackages adds packages to depsTargetTargetPropagated
-    extraBuildCommands = intelExtraBuildCommands + envExports;
-  };
-
-in wrappedCC.overrideAttrs (oldAttrs: {
-    passthru = oldAttrs.passthru // {
-      forIcpx = wrappedCCIntel;
-    };
-  })

pkgs/onemath/default.nix

@@ -1,84 +0,0 @@
-{ lib
-, fetchFromGitHub
-, cmake
-, withCFlags
-, intelPackages
-
-, mklSupport ? true
-
-, config
-
-, cudaSupport ? config.cudaSupport
-, cudaPackages ? { }
-
-, rocmSupport ? config.rocmSupport
-, hipTargets ? null # only one target at a time supported
-, rocmPackages ? { }
-}:
-
-let
-  # rocmSupport is not enough, we need a specific target
-  enableHip = rocmSupport && hipTargets != null;
-
-  stdenv = withCFlags (lib.optionals cudaSupport [ "--cuda-path=${cudaPackages.cudatoolkit}" ]) intelPackages.stdenv;
-in
-
-  # at least one backend has to be enabled
-  assert mklSupport || cudaSupport || enableHip;
-
-stdenv.mkDerivation rec {
-  pname = "oneMath";
-  version = "0.8";
-
-  src = fetchFromGitHub {
-    owner = "uxlfoundation";
-    repo = "oneMath";
-    rev = "v${version}";
-    sha256 = "sha256-xK8lKI3oqKlx3xtvdScpMq+HXAuoYCP0BZdkEqnJP5o=";
-  };
-
-  cmakeFlags = [
-    (lib.cmakeBool "ENABLE_MKLCPU_BACKEND"    mklSupport)
-    (lib.cmakeBool "ENABLE_MKLGPU_BACKEND"    mklSupport)
-
-    (lib.cmakeBool "ENABLE_CUBLAS_BACKEND"    cudaSupport)
-    (lib.cmakeBool "ENABLE_CUFFT_BACKEND"     cudaSupport)
-    (lib.cmakeBool "ENABLE_CURAND_BACKEND"    cudaSupport)
-    (lib.cmakeBool "ENABLE_CUSOLVER_BACKEND"  cudaSupport)
-    (lib.cmakeBool "ENABLE_CUSPARSE_BACKEND"  cudaSupport)
-
-    (lib.cmakeBool "ENABLE_ROCBLAS_BACKEND"   enableHip)
-    (lib.cmakeBool "ENABLE_ROCFFT_BACKEND"    enableHip)
-    (lib.cmakeBool "ENABLE_ROCSOLVER_BACKEND" enableHip)
-    (lib.cmakeBool "ENABLE_ROCRAND_BACKEND"   enableHip)
-    (lib.cmakeBool "ENABLE_ROCSPARSE_BACKEND" enableHip)
-
-    (lib.cmakeBool "BUILD_FUNCTIONAL_TESTS" false)
-    (lib.cmakeBool "BUILD_EXAMPLES" false)
-  ] ++ lib.optionals enableHip [
-    (lib.cmakeFeature "HIP_TARGETS" hipTargets)
-  ];
-
-  nativeBuildInputs = [ cmake ];
-  buildInputs = lib.optionals (mklSupport) [
-    intelPackages.mkl
-    intelPackages.tbb
-  ] ++ lib.optionals (enableHip) [
-    rocmPackages.rocmPath
-    rocmPackages.rocblas
-    rocmPackages.rocfft
-    rocmPackages.rocsolver
-    rocmPackages.rocrand
-    rocmPackages.rocsparse
-  ] ++ lib.optionals (cudaSupport) [
-    (lib.getDev cudaPackages.cuda_cudart)
-    cudaPackages.cudatoolkit
-
-    cudaPackages.libcublas
-    cudaPackages.libcurand
-    cudaPackages.libcufft
-    cudaPackages.libcusparse
-    cudaPackages.libcusolver
-  ];
-
-}

test/compilers/icpx-ompss2.nix

@@ -1,4 +1,4 @@
-{ writeText, intelPackages, nodes, nosv, clangOmpss2Nodes, strace }:
+{ writeText, intelPackages, nodes, nosv, clangOmpss2Nodes, clangOmpss2Unwrapped, clangOmpss2, strace }:
 
 let
   hello_cpp = writeText "hello.cpp" ''
@@ -44,10 +44,6 @@ intelPackages.stdenv.mkDerivation {
   dontUnpack = true;
   dontConfigure = true;
 
-  # NODES requires access to /sys/devices to request NUMA information. It will
-  # fail to run otherwise, so we disable the sandbox for this test.
-  __noChroot = true;
-
   env.NODES_HOME = nodes;
 
   NIX_DEBUG = 0;
@@ -59,7 +55,7 @@ intelPackages.stdenv.mkDerivation {
     command -v $CXX
 
     icpx -Wno-deprecated-declarations -fsycl \
-        -fsycl-host-compiler=${clangOmpss2Nodes.forIcpx}/bin/clang++ \
+        -fsycl-host-compiler=${clangOmpss2Nodes}/bin/clang++ \
         -fsycl-host-compiler-options='-Wno-deprecated-declarations -fompss-2=libnodes' \
         -lnodes -lnosv \
         $NODES_HOME/lib/nodes-main-wrapper.o \