I've also struggled with the C++ coverage support in Bazel. It looks unloved since around 2018. The most useful leads I've found so far are: * The design doc

I've also struggled with the C++ coverage support in Bazel. It looks unloved since around 2018. The most useful leads I've found so far are: * The design doc for the (abandoned?) coverage framework [1] * A prototype of GCOVR support [2] * Comment on getting llvm-profdata working [3] [1] https://docs.google.com/document/d/1-ZWHF-Q-qCKf19ik-t33ie58BkNurrYYzKR4OLtcilY/edit https://docs.google.com/document/d/1-ZWHF-Q-qCKf19ik-t33ie58... [2] https://github.com/ulfjack/bazel/commit/e9f21bbf562c1f6006eb8615569359755a57dd11 https://github.com/ulfjack/bazel/commit/e9f21bbf562c1f6006eb... [3] https://github.com/bazelbuild/bazel/issues/8178#issuecomment-488390198 https://github.com/bazelbuild/bazel/issues/8178#issuecomment...