How To Install GCC on CentOS 7

Install GCC on CentOS 7

In this tutorial, we will show you how to install GCC on CentOS 7. For those of you who didn’t know, GCC or GNU Compiler Collection is released by the Free Software Foundation and as the name suggests, it is a very useful collection of programming compilers such as C, C++, Objective-C, Objective-C++, Fortran, Java, Go. GCC is an official compiler of the GNU operating system but also it is a standard compiler on many Unix operating systems such as Linux.

This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step install GCC Compiler on CentOS 7 server.


  • A server running one of the following operating systems: CentOS 7.
  • It’s recommended that you use a fresh OS install to prevent any potential issues.
  • SSH access to the server (or just open Terminal if you’re on a desktop).
  • A non-root sudo user or access to the root user. We recommend acting as a non-root sudo user, however, as you can harm your system if you’re not careful when acting as the root.

Install GCC on CentOS 7

Step 1. First, let’s start by ensuring your system is up-to-date.

yum clean all
yum -y update

Step 2. Installing GCC on CentOS 7.

  • Method 1 Install GCC from the repository:

GCC can be easily installed from the official CentOS repositories. Run the following command to install GCC:

yum -y install gcc

Once the installation, you can the version of GCC:

gcc --version
  • Method 2 Install GCC from source:

First, download the tarball of the GCC version you want to install:

wget http://ftp.mirrorservice.org/sites/sourceware.org/pub/gcc/releases/gcc-7.3.0/gcc-7.3.0.tar.gz

Unpack the tar archive and change the current directory:

tar zxf gcc-7.3.0.tar.gz
cd gcc-7.3.0

Install bzip2 and run the ‘download_prerequisites’ script to download some prerequisites needed:

yum -y install bzip2

Next, start configuring the GCC build environment:

./configure --disable-multilib --enable-languages=c,c++

Once it is completed, run the following command to compile the source code:

make -j 4
make install

You can check if GCC is properly installed:

gcc --version

Congratulations! You have successfully installed GCC. Thanks for using this tutorial for installing the GCC compiler on CentOS 7 systems. For additional help or useful information, we recommend you check the official GCC website.

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r00t is a seasoned Linux system administrator with a wealth of experience in the field. Known for his contributions to idroot.us, r00t has authored numerous tutorials and guides, helping users navigate the complexities of Linux systems. His expertise spans across various Linux distributions, including Ubuntu, CentOS, and Debian. r00t's work is characterized by his ability to simplify complex concepts, making Linux more accessible to users of all skill levels. His dedication to the Linux community and his commitment to sharing knowledge makes him a respected figure in the field.
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