How to download and setup flang
Open terminal and run command
git clone https://github.com/flang-compiler/flang.git
git clone is used to create a copy or clone of flang repositories.
You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with flang https://github.com/flang-compiler/flang/archive/master.zip
Or simply clone flang with SSH
[email protected]:flang-compiler/flang.git