Get some test debug info on macOS

.github/workflows/build.yaml

@@ -156,9 +156,9 @@ jobs:
         - 6.8.0
         os: [ 'macos-13', 'macos-14', 'macos-15' ]
         env:
-        #- { cc: clang, cxx: clang++, coverage: false }
-        - { cc: gcc-14, cxx: g++-14, coverage: false }
-        - { cc: gcc-14, cxx: g++-14, coverage: true }
+        - { cc: clang, cxx: clang++, coverage: false }
+        #- { cc: gcc-14, cxx: g++-14, coverage: false }
+        #- { cc: gcc-14, cxx: g++-14, coverage: true }
         exclude:
           # GitHub's macOS 14+ gcc can only target arm64, but Qt didn't add Apple arm64 support until Qt 6.2, so:
           # Exclude Qt 5.x (and 6.0, 6.1) with GCC on macOS 14+. Also see the `arch` step below for more details.
@@ -241,7 +241,7 @@ jobs:
         find "$RUNNER_TEMP" -name 'Info.plist' -execdir cat '{}' \;
         "$RUNNER_TEMP/src/cli/dokit.app/Contents/MacOS/dokit" --version
     - name: Test
-      run: ctest --output-on-failure --test-dir "$RUNNER_TEMP" --verbose
+      run: ctest --output-on-failure --test-dir "$RUNNER_TEMP" --verbose --debug
     - name: Collate test coverage
       if: matrix.env.coverage
       run: cmake --build "$RUNNER_TEMP" --target coverage