Hi Toby, On Sun, Jun 11, 2017 at 11:11:44AM +0200, Toby Douglass wrote: > One possibly silly question... > > I can find no GCC 5.0.0 or 6.0.0. > > I go from 4.9.4 to 5.1.0, and 5.4.0 to 6.1.0. > > Do they really not exist, or am I missing something? x.0.0 is a development version. https://gcc.gnu.org/develop.html#num_scheme Segher