package/archlinux: pass more shitty flags to lcov.

This is getting tiresome. What the hell is going on.

package/archlinux/PKGBUILD-coverage

@@ -102,12 +102,12 @@ check() {
     mkdir coverage
     # Keep in sync with package/ci/appveyor-desktop{,-mingw}.bat and
     # circleci.yml, please
-    # TODO figure out a way to avoid adding --ignore-errors mismatch
-    lcov --ignore-errors mismatch --directory . --capture --output-file coverage.info
-    lcov --extract coverage.info "*/src/Magnum*/*" --output-file coverage.info > /dev/null
-    lcov --remove coverage.info "*/src/MagnumExternal/*" --output-file coverage.info > /dev/null
-    lcov --remove coverage.info "*/Test/*" --output-file coverage.info > /dev/null
-    lcov --remove coverage.info "*/build-coverage/src/*" --output-file coverage.info > /dev/null
+    # TODO figure out a way to avoid adding all those --ignore-errors
+    lcov --ignore-errors mismatch,inconsistent --directory . --capture --output-file coverage.info
+    lcov --ignore-errors inconsistent --extract coverage.info "*/src/Magnum*/*" --output-file coverage.info > /dev/null
+    lcov --ignore-errors inconsistent --remove coverage.info "*/src/MagnumExternal/*" --output-file coverage.info > /dev/null
+    lcov --ignore-errors inconsistent --remove coverage.info "*/Test/*" --output-file coverage.info > /dev/null
+    lcov --ignore-errors inconsistent --remove coverage.info "*/build-coverage/src/*" --output-file coverage.info > /dev/null
     genhtml --no-function-coverage --missed --output-directory ./coverage coverage.info
 }