pedantic errors

.gitlab-ci.yml

@@ -36,7 +36,7 @@ build-img:
             -DCMAKE_MODULE_PATH=$PWD/build
             -DCMAKE_BUILD_TYPE=Debug
             -DCSG_CGAL_ENABLED=${ENABLE_CGAL}
-            -DCMAKE_CXX_FLAGS="-pedantic"
+            -DCMAKE_CXX_FLAGS="-pedantic-errors"
     - cmake --build build --target unit_tests_csg
     - cd build
     - ctest