Add test for icpx with ompss-2 as host compiler

overlay.nix

@@ -62,6 +62,7 @@ in bscPkgs // {
       hello-c = callPackage ./test/compilers/hello-c.nix { };
       hello-cpp = callPackage ./test/compilers/hello-cpp.nix { };
       hello-sycl = callPackage ./test/compilers/hello-sycl.nix { };
+      hello-syclompss = callPackage ./test/compilers/icpx-ompss2.nix { };
       lto = callPackage ./test/compilers/lto.nix { };
       asan = callPackage ./test/compilers/asan.nix { };
       intel2023-icx-c   = hello-c.override   { stdenv = final.intelPackages_2023.stdenv; };

test/compilers/icpx-ompss2.nix

@@ -0,0 +1,71 @@
+{ writeText, intelPackages, nodes, nosv, clangOmpss2Nodes, clangOmpss2Unwrapped, clangOmpss2, strace }:
+
+let
+  hello_cpp = writeText "hello.cpp" ''
+    #include <cstdio>
+    #include <sycl/sycl.hpp>
+
+    int main(int argc, char** argv) try {
+        sycl::queue queue;
+
+        std::cout << "Running on: "
+                  << queue.get_device().get_info<sycl::info::device::name>()
+                  << std::endl;
+
+        #pragma oss task
+        queue.submit([&] (sycl::handler& cgh) {
+            auto os = sycl::stream{128, 128, cgh};
+            cgh.single_task<class hello_world>([=]() {
+                os << "Hello World! (on device)\n";
+            });
+        }).wait();
+
+        return 0;
+    } catch (sycl::exception &e) {
+        std::cout << "SYCL exception: " << e.what() << std::endl;
+        return 0; // we expect to fail since no devices should be available;
+    }
+
+  '';
+in
+
+intelPackages.stdenv.mkDerivation {
+  version = "0.0.1";
+  name = "hello-syclompss";
+
+  src = hello_cpp;
+
+  nativeBuildInputs = [
+    strace
+    nodes
+    nosv
+  ];
+
+  dontUnpack = true;
+  dontConfigure = true;
+
+  env.NODES_HOME = nodes;
+
+  NIX_DEBUG = 0;
+  buildPhase = ''
+    cp $src hello.cpp
+    set -x
+    echo CXX=$CXX
+    echo NODES_HOME=$NODES_HOME
+    command -v $CXX
+
+    icpx -fsycl \
+        -fsycl-host-compiler=${clangOmpss2Nodes}/bin/clang++ \
+        -fsycl-host-compiler-options='-fompss-2=libnodes' \
+        -lnodes -lnosv \
+        $NODES_HOME/lib/nodes-main-wrapper.o \
+        hello.cpp -o hello
+
+    ./hello
+    set +x
+  '';
+
+  installPhase = ''
+    touch $out
+  '';
+}