Windows Clang Jun 2026

Have you migrated a large Windows codebase to Clang? Share your build time improvements and horror stories in the comments below.

| Scenario | Recommendation | | :--- | :--- | | | Use Clang. Start standard, stay standard. | | Legacy Win32 desktop app | Stay on MSVC (or try clang-cl for a low-risk test). | | Game development | Yes. Clang’s optimization and link times are a competitive edge. | | Windows kernel driver | No. Stick with MSVC’s specific driver toolchain. | windows clang