How To Install libllvm12 on Ubuntu 20.04

In this tutorial we learn how to install libllvm12 on Ubuntu 20.04. libllvm12 is Modular compiler and toolchain technologies, runtime library

Introduction

In this tutorial we learn how to install libllvm12 on Ubuntu 20.04.

What is libllvm12

libllvm12 is:

LLVM is a collection of libraries and tools that make it easy to build compilers, optimizers, just-in-time code generators, and many other compiler-related programs.

This package contains the LLVM runtime library.

There are three methods to install libllvm12 on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libllvm12 Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libllvm12 using apt-get by running the following command:

sudo apt-get -y install libllvm12

Install libllvm12 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libllvm12 using apt by running the following command:

sudo apt -y install libllvm12

Install libllvm12 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 Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install libllvm12 using aptitude by running the following command:

sudo aptitude -y install libllvm12

How To Uninstall libllvm12 on Ubuntu 20.04

To uninstall only the libllvm12 package we can use the following command:

sudo apt-get remove libllvm12

Uninstall libllvm12 And Its Dependencies

To uninstall libllvm12 and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove libllvm12

Remove libllvm12 Configurations and Data

To remove libllvm12 configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge libllvm12

Remove libllvm12 configuration, data, and all of its dependencies

We can use the following command to remove libllvm12 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libllvm12

References

Summary

In this tutorial we learn how to install libllvm12 package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.