Update cmake-multi-platform.yml

Author: orange-cpp

.github/workflows/cmake-multi-platform.yml

@@ -15,43 +15,54 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        # ------- preset ↔ runner pairs -------------
         include:
-          - os: ubuntu-latest   # GCC / Ninja (from linux-release preset)
+          # -------- Linux (Clang) ------------
+          - os: ubuntu-latest
             preset: linux-release
-          - os: macos-latest    # Clang / Ninja (from darwin-release preset)
+          # -------- macOS (Clang) ------------
+          - os: macos-latest
             preset: darwin-release
-          - os: windows-latest  # MSVC / Ninja (from windows-release preset)
+          # -------- Windows (MSVC) -----------
+          - os: windows-latest
             preset: windows-release
 
     runs-on: ${{ matrix.os }}
 
     steps:
-      # 1) checkout (incl. GoogleTest sub-module)
+      # 1) Source checkout (incl. any sub-modules such as GoogleTest)
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
           submodules: recursive
 
-      # 2) Ninja (needed only on Windows images)
+      # 2) Ninja is the generator in every preset
       - name: Install Ninja
         uses: seanmiddleditch/gha-setup-ninja@v4
 
-      # 3) MSVC environment
+      # 3) Ensure Clang is present on Ubuntu
+      - name: Install Clang (Linux only)
+        if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y clang
+
+      # 4) Set up MSVC environment for cl.exe on Windows
       - name: Set up MSVC developer command-prompt
         if: runner.os == 'Windows'
         uses: ilammy/msvc-dev-cmd@v1
 
-      # 4) Configure with the selected CMake preset
+      # 5) Configure with the selected CMake preset
       - name: Configure (cmake --preset)
+        shell: bash
         run: cmake --preset ${{ matrix.preset }} -DOMATH_BUILD_TESTS=ON
 
-      # 5) Build
+      # 6) Build all targets
       - name: Build
-        # All configure presets put the binary dir in cmake-build/build/${presetName}
+        shell: bash
         run: cmake --build cmake-build/build/${{ matrix.preset }}
 
-      # 6) Run unit-tests
+      # 7) Run the unit-tests
       - name: Test
+        shell: bash
         working-directory: cmake-build/build/${{ matrix.preset }}
         run: ctest --output-on-failure