Merge pull request #63 from paulsengroup/ci/fix

Workaround macOS CI failure

.github/workflows/pip.yml

@@ -80,6 +80,12 @@ jobs:
         key: conan-${{ steps.cache-key.outputs.conan-key }}
         path: ${{ env.CONAN_HOME }}
 
+    - name: Override default compilers (macOS)
+      if: matrix.platform == 'macos-latest'
+      run: |
+        echo 'CC=clang' >> $GITHUB_ENV
+        echo 'CXX=clang++' >> $GITHUB_ENV
+
     - name: Build and install
       run: pip install --verbose '.[test]'
 

.github/workflows/wheels.yml

@@ -96,13 +96,17 @@ jobs:
         env:
           CIBW_ARCHS_LINUX: "x86_64"
           CIBW_ARCHS_WINDOWS: "AMD64"
+          CIBW_ENVIRONMENT: "PIP_VERBOSE=1"
+          CIBW_ENVIRONMENT_MACOS: "CC=clang CXX=clang++ MACOSX_DEPLOYMENT_TARGET=10.15"
 
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.19
         if: github.event_name != 'pull_request'
         env:
           CIBW_ARCHS_LINUX: "x86_64 aarch64"
           CIBW_ARCHS_WINDOWS: "AMD64"
+          CIBW_ENVIRONMENT: "PIP_VERBOSE=1"
+          CIBW_ENVIRONMENT_MACOS: "CC=clang CXX=clang++ MACOSX_DEPLOYMENT_TARGET=10.15"
 
       - name: Verify clean directory
         run: git diff --exit-code

pyproject.toml

@@ -79,10 +79,6 @@ test-skip = ["*universal2", "pp*"]
 before-build = [
   "rm -rf '{project}/build'",
 ]
-environment = { PIP_VERBOSE=1 }
-
-[tool.cibuildwheel.macos]
-environment = { MACOSX_DEPLOYMENT_TARGET=10.15 }
 
 [tool.ruff]
 extend-select = [