* [infra] Add the build configuration and other pieces for clang code coverage.
* Address the initial feedback, still a draft with some pieces missing.
* Trying to test things locally.
* Work in progress, now able to test the build process.
* Rebase and fix a comment.
* Figure out how to upload report, but still have issues with GCS access.
* Remove unnecessary debug prints.
* WIP: adding targets list reading + minor clean up.
* WIP
* WIP: now it works end to end but is very dirty and has limitations.
* WIP: use rsync -r -d to overwrite older reports (if any)
* WIP: trying to use a helper script for bulk corpus download.
* WIP: download corpus in batches passed via args.
* WIP: testing corpus downloading in batches.
* WIP: woohoo, now it works!
* Some cleanup for a high level review.
* Address review comments and add FAQ entry.
* Update FAQ.md as per comments by Oliver.
Max Moroz