tertek/install-old-gcc.md

## install-old-gcc.md

      
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              install-old-gcc.md
            
          
    Manual Install
Basic instructions: https://gcc.gnu.org/install/index.html

Download source from mirror && unpack
Download prerequirements with script ./contrib/download_prerequisites
sudo apt-get install gcc-multilib
Run configuration script
Run make
Run install

Install with Package Manager adding older source
https://askubuntu.com/a/1313032/1004625