`+collect_coverage: &collect_coverage
+    name: Collecting coverage reports
+    command: |
+        mkdir -p /hpx/coverage
+        lcov -q --gcov-tool llvm-cov-wrapper --no-external --capture --base-directory /hpx/source/ --directory /hpx/build/ --output-file /hpx/coverage/${CIRCLE_JOB}.info
+
+persist_coverage: &persist_coverage
+    root: /hpx
+    paths:
+      - ./coverage
+
`