
Clang is a high-performance C, C++, and Objective-C compiler and toolset. Clang is an open-source project developed by the LLVM project. Clang-compiled programs are very fast and efficient. Clang also has amazing code optimization capabilities. To make the identification of errors and fixing of code issues easier for developers, Clang provides better error messages and diagnostics. Clang is a good alternative to the GCC compiler and toolset.
In this article, we will show you how to install the LLVM Clang C, C++, and Objective-C compiler on Debian 12.
Topic of Contents:
- Updating the Debian 12 Package Database Cache
- Installing Clang C, C++, and Objective-C Compiler on Debian 12
- Checking If Clang C, C++, and Objective-C Compilers Are Accessible on Debian 12
- Installing Other Versions of Clang C/C++ Compiler on Debian 12
- Compiling the C and C++ Programs with LLVM Clang
- Conclusion
Updating the Debian 12 Package Database Cache
To update the Debian 12 package database cache, run the following command:
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$ sudo apt update

Installing Clang C, C++, and Objective-C Compiler on Debian 12
To install the LLVM Clang C, C++, and Objective-C compiler and toolset on Debian 12, run the following command:
$ sudo apt install clang clangd clang-format clang-tidy clang-tools
To confirm the installation, press Y and then press <Enter>.
The LLVM Clang compilers and the required dependency packages are being downloaded from the internet. It takes a while to complete.
The LLVM Clang compilers and the required dependency packages are being installed. It takes a while to complete.
At this point, the LLVM Clang C, C++, and Object-C compiler should be installed on your Debian 12 system.