First try to test with modules under OSX with clang v16.0.1

.github/workflows/windows.yml

@@ -13,32 +13,12 @@ jobs:
         # windows-2019 has MSVC 2019 installed;
         # windows-2022 has MSVC 2022 installed:
         # https://github.com/actions/virtual-environments.
-        os: [windows-2019]
-        platform: [Win32, x64]
-        toolset: [v140, v141, v142]
-        standard: [14, 17, 20]
-        shared: ["", -DBUILD_SHARED_LIBS=ON]
+        os: [windows-2022]
+        platform: [x64]
+        toolset: [v143]
+        standard: [20]
+        shared: [""]
         build_type: [Debug, Release]
-        exclude:
-          - { toolset: v140, standard: 17 }
-          - { toolset: v140, standard: 20 }
-          - { toolset: v141, standard: 14 }
-          - { toolset: v141, standard: 20 }
-          - { toolset: v142, standard: 14 }
-          - { platform: Win32, toolset: v140 }
-          - { platform: Win32, toolset: v141 }
-          - { platform: Win32, standard: 14 }
-          - { platform: Win32, standard: 20 }
-          - { platform: x64, toolset: v140, shared: -DBUILD_SHARED_LIBS=ON }
-          - { platform: x64, toolset: v141, shared: -DBUILD_SHARED_LIBS=ON }
-          - { platform: x64, standard: 14, shared: -DBUILD_SHARED_LIBS=ON }
-          - { platform: x64, standard: 20, shared: -DBUILD_SHARED_LIBS=ON }
-        include:
-          - os: windows-2022
-            platform: x64
-            toolset: v143
-            build_type: Debug
-            standard: 20
 
     steps:
     - uses: actions/checkout@v3
@@ -78,22 +58,28 @@ jobs:
         shell: msys2 {0}
     strategy:
       matrix:
-        sys: [ mingw64, ucrt64 ]
+        cxx: [ clang++ ]
+        lib: [ libc++, libstdc++ ]
     steps:
     - name: Set timezone
       run: tzutil /s "Ekaterinburg Standard Time"
       shell: cmd
+    - uses: actions/checkout@v3
     - uses: msys2/setup-msys2@v2
       with:
         release: false
-        msystem: ${{matrix.sys}}
-        pacboy: cc:p cmake:p ninja:p lld:p
-    - uses: actions/checkout@v3
+        msystem: ucrt64
+        pacboy: cmake:u ninja:u clang:u libc++:u gcc-libs:u
     - name: Configure
-      run: cmake -B ../build -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Debug
-      env: { LDFLAGS: -fuse-ld=lld }
+      run: |
+        cmake -B ../build -G "Ninja" \
+        -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Debug
+      env: 
+        CXX: ${{matrix.cxx}}
+        CXXFLAGS: ${{format('-stdlib={0} -std={1}', matrix.lib, 'c++20')}}
+
     - name: Build
-      run: cmake --build ../build
+      run: cmake -j `nproc` --build ../build
     - name: Test
       run: ctest -j `nproc` --test-dir ../build
       env: