Mentioned on the web page that gcc releases after 4.2.1 are not supported due to GPL3
Mentioned on the web page that gcc releases after 4.2.1 are not supported due to GPL3

uusirant/ustl-cmake,uusirant/ustl-cmake,Gerii/ustl,Gerii/ustl,szastupov/ustl,NoSuchProcess/ustl,NoSuchProcess/ustl,msharov/ustl,msharov/ustl,PetteriAimonen/ustl,PetteriAimonen/ustl,dgruss/ustl,PetteriAimonen/ustl,szastupov/ustl,dgruss/ustl