Clang Compiler Windows Jun 2026

When using clang-cl , you control linking against the C and C++ runtimes using familiar flags:

Third, Sanitizers. AddressSanitizer (ASan) and UndefinedBehaviorSanitizer (UBSan) are available on Windows via Clang. Catching memory leaks and undefined behavior during the build phase is a huge win for stability.

There are three primary ways to install Clang on Windows, depending on your workflow and existing development environment.

Download the Windows installer executable (typically named LLVM- -win64.exe ). clang compiler windows

This is the simplest method for most users and can be done directly from an window.

Under the tab, check Desktop development with C++ .

set(CMAKE_C_COMPILER "clang") set(CMAKE_CXX_COMPILER "clang++") Use code with caution. Compiling Your First Program When using clang-cl , you control linking against

To use Clang from any command prompt or terminal, you must add its binary folder to your system's environment variable. DEV Community Locate your installation path (e.g., C:\Program Files\LLVM\bin Environment Variables in Windows settings. variable and add the new directory. Verify by typing clang --version in a new terminal window. DEV Community 3. Usage Modes on Windows

For years, Microsoft Visual C++ (MSVC) has been the dominant compiler on Windows. However, the software development landscape is changing rapidly. Enter Clang, the high-performance, open-source compiler frontend for the LLVM compiler infrastructure.

The easiest way to get a production-ready Clang compiler is through the Visual Studio Installer, which bundles a compatible version of LLVM. Open the . Click Modify on your current installation. There are three primary ways to install Clang

for: Best compatibility with legacy Windows tools and proprietary Windows APIs.

You should see an output detailing the installed LLVM/Clang version and your target architecture (e.g., x86_64-pc-windows-msvc ). Understanding the Two Clang Drivers on Windows

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Locate the dropdown and select the path to your clang++ executable (e.g., C:/Program Files/LLVM/bin/clang++.exe ).