Install a C Compiler in C

From the C cheat sheet · Setup · verified Jul 2026

Install GCC or Clang, verify it, and compile a C source file.

bash

# Ubuntu or Debian
sudo apt update
sudo apt install build-essential
gcc --version

📌 build-essential includes GCC and common build tools on Debian systems

💡 Xcode Command Line Tools provides Clang on macOS

🔍 Use cc when either GCC or Clang is acceptable

🎯 Compile with warnings enabled once the basic toolchain works

installcompilergccclang

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