After installing Ubuntu 16.04 LTS, I found that
gcc 5.3 installed by default but I don't receive any updates to
gcc. I opened up GCC website and I found the new release 6.1. How do I update?
gcc (Ubuntu 5.3.1-14ubuntu2.1) 5.3.1 20160413 Copyright (C) 2015 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.