Problems with `viaIR` resulting in 0% coverage should be resolved by v0.8.7. Release notes with advice about upgrading are [here][2] There is a working example of the patch in this E2E test PR against the [1inch/solidity-utils][1] repo. If you're still experiencing problems with this please report them here and + provide a link or invitation to your repo **OR** + provide a minimal reproduction case [1]: https://github.com/cgewecke/solidity-utils/pull/1/files [2]: https://github.com/sc-forks/solidity-coverage/releases/tag/v0.8.7