include-tidy: A Tool to Enforce Include-What-You-Use (opens in new tab)

Introduction Unlike Go where the language definition itself via its compiler strictly enforces the inclusion of modules (i.e., include exactly what you use, no more, no less), neither the C nor C++ language definitions have an equivalent enforcement. This can lead to two problems: If you unnecessarily include a header that’s not needed (i.e., no symbols from it are referenced), then compilation gets a tiny bit slower. For small codebases, this is negligible; for larger codebases where build t...