Trying to fix coverage

.github/workflows/coverage.yml

@@ -1,4 +1,4 @@
-name: Test
+name: Coverage
 
 on:
   pull_request:
@@ -14,29 +14,53 @@ on:
 jobs:
   build_and_test:
     name: Test library with coverage
-    runs-on: ubuntu-22.04
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false # show all errors for each platform (vs. cancel jobs on error)
+      matrix:
+        include:
+          - name: Linux
+            os: ubuntu-22.04
+            cmake_args: "-DCMAKE_LINKER_TYPE=MOLD -DCMAKE_C_COMPILER=clang-15 -DCMAKE_CXX_COMPILER=clang++-15"
+            nparallel: 4
+          - name: MacOS
+            os: macos-14
+            cmake_args: "-D\"CMAKE_OSX_ARCHITECTURES=arm64;x86_64\""
+            nparallel: 4
 
     steps:
       - name: Install Linux Deps
+        if: runner.os == 'Linux'
         run: |
           sudo apt-get update
           sudo apt install libasound2-dev libcurl4-openssl-dev libx11-dev libxinerama-dev libxext-dev libfreetype6-dev libwebkit2gtk-4.0-dev libglu1-mesa-dev libjack-jackd2-dev
           sudo apt-add-repository "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-15 main"
           sudo apt install clang-15 -y
 
+      - name: Install lcov (Linux)
+        if: runner.os == 'Linux'
+        run: sudo apt install lcov
+
+      - name: Install lcov (Mac)
+        if: runner.os == 'MacOS'
+        run: |
+          export HOMEBREW_NO_AUTO_UPDATE=1
+          brew install lcov
+
       - name: Install Ninja
         uses: seanmiddleditch/gha-setup-ninja@master
 
       - name: Get latest CMake
         uses: lukka/get-cmake@latest
 
       - uses: rui314/setup-mold@v1
+        if: runner.os == 'Linux'
 
       - name: Checkout code
         uses: actions/checkout@v2
 
       - name: Cmake Configure
-        run: cmake -Bbuild -G"Ninja Multi-Config" -DCMAKE_LINKER_TYPE=MOLD -DCMAKE_C_COMPILER=clang-15 -DCMAKE_CXX_COMPILER=clang++-15 -DCHOWDSP_FFT_TESTING=ON -DCHOWDSP_FFT_COVERAGE=ON
+        run: cmake -Bbuild -G"Ninja Multi-Config" ${{ matrix.cmake_args }} -DCHOWDSP_FFT_TESTING=ON -DCHOWDSP_FFT_COVERAGE=ON
 
       - name: Build Test
         run: cmake --build build --config Debug --parallel --target test_chowdsp_fft_cpp