As simple as using <code> instead of <tt> in one place. Committed.
Gerald Index: gcc-6/changes.html =================================================================== RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-6/changes.html,v retrieving revision 1.106 diff -u -r1.106 changes.html --- gcc-6/changes.html 1 Sep 2018 23:42:06 -0000 1.106 +++ gcc-6/changes.html 2 Sep 2018 08:12:47 -0000 @@ -314,7 +314,7 @@ new features: <ul> <li><code>std::uncaught_exceptions</code> function (this is also - available for <tt>-std=gnu++NN</tt> modes); </li> + available for <code>-std=gnu++NN</code> modes); </li> <li>new member functions <code>try_emplace</code> and <code>insert_or_assign</code> for unique_key maps;</li> <li>non-member functions <code>std::size</code>,