On Mon, 2 Mar 2020, Martin Liška wrote: > +version of GCC@. If an option is supported by all languages, one needs > +to use @var{common} qualifier instead.
"common" is literal text, so it should be @samp{common} not @var{common}, and the existing documentation here describes it as a "class" with other things such as "undocumented" or "joined" being "qualifiers" -- Joseph S. Myers jos...@codesourcery.com