How To Install gcc-9 on Debian 11
Introduction
In this tutorial we learn how to install gcc-9 on Debian 11.
What is gcc-9
gcc-9 is:
This is the GNU C compiler, a fairly portable optimizing compiler for C.
There are three methods to install gcc-9 on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install gcc-9 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install gcc-9 using apt-get by running the following command:
sudo apt-get -y install gcc-9
Install gcc-9 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install gcc-9 using apt by running the following command:
sudo apt -y install gcc-9
Install gcc-9 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install gcc-9 using aptitude by running the following command:
sudo aptitude -y install gcc-9
How To Uninstall gcc-9 on Debian 11
To uninstall only the gcc-9 package we can use the following command:
sudo apt-get remove gcc-9
Uninstall gcc-9 And Its Dependencies
To uninstall gcc-9 and its dependencies that are no longer needed by Debian 11, we can use the command below:
sudo apt-get -y autoremove gcc-9
Remove gcc-9 Configurations and Data
To remove gcc-9 configuration and data from Debian 11 we can use the following command:
sudo apt-get -y purge gcc-9
Remove gcc-9 configuration, data, and all of its dependencies
We can use the following command to remove gcc-9 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge gcc-9
Dependencies
gcc-9 have the following dependencies:
References
Summary
In this tutorial we learn how to install gcc-9 package on Debian 11 using different package management tools: apt, apt-get and aptitude.