cargo-llvm-cov vs gcov
| cargo-llvm-cov | gcov | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Linux, macOS, Windows | Linux, macOS, Windows |
| Coverage types | line, region, function, branch, MC/DC | line, function, branch, condition, prime-path, basic-block |
| Supported languages | Rust, C, C++ | C, C++, Objective-C, Objective-C++, Fortran, Ada, D, Go |
| Report formats | HTML, text, JSON, LCOV, Cobertura, Codecov Custom Coverage | .gcov text, compressed JSON (.gcov.json.gz) |
| Self-hosted option | Yes | Yes |
| Coverage gates | Yes | — |
| Free plan | — | Yes |
Both are listed in Best Test Coverage Tools. On Samsung Mobile US Press, gcov scores higher on our published basis.