ci: Check which version of clang is active in macOS [ci skip]

Author: acgetchell

.github/workflows/macos.yml

@@ -19,6 +19,9 @@ jobs:
       - name: Select Xcode 15.3 (Apple Clang 17)
         run: sudo xcode-select -s /Applications/Xcode_15.3.app
 
+      - name: Verify Clang version
+        run: clang --version
+
       - name: Setup
         run: |
           declare -a python_files=("2to3", "idle3", "pydoc3", "python3", "python3-config")