Step-by-step – GCC 11.1 Installation in Ubuntu 20.04 Guide

May 23, 2021 | By the+gnu+linux+evangelist.

GNU/Linux Ubuntu 20.04 Installing GCC 11.1 from Source – QuickStart Guide

Hi! The Tutorial shows you Step-by-step How to Install GNU Compiler Collection 11.1.x from Source in Ubuntu 20.04 Focal LTS GNU/Linux.

And the GCC 11.1 for Ubuntu 20.04 is a Compilers Collection currently supporting C, C++, Objective-C, Objective-C++, Fortran, Ada, D, Go, and BRIG (HSAIL) Languages.

Finally, GCC 11.1 includes several New Features, Changes, and Fixes that you can consult on the GNU GCC Documentation.

Step-by-step GCC 11.1 Ubuntu 20.04 Installation Guide - Featured
  1. 1. Launching Terminal

    Open a Shell Session
    (Press “Enter” to Execute Commands)

    Step-by-step GCC 11.1 Ubuntu 20.04 Installation Guide - Open Terminal
    And Update Ubuntu Apt Repository:
    sudo apt update
  2. 2. Querying System GCC

    First, find out what the actual System GCC

    which gcc
    Take Note of the PATH to use after installation for switching the System GCC.
    Possibly to Check the current GCC version issue:
    gcc -v

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