Use \textnormal{..} and \textit{..} instead of \normalfont and \itshape.

The stateful ones are harder to handle.

Author: Eelis

source/basic.tex

@@ -299,10 +299,10 @@
   C() : s() { }
   C(const C& x): s(x.s) { }
   C(C&& x): s(static_cast<std::string&&>(x.s)) { }
-      @\rlap{\normalfont\itshape //}@    : s(std::move(x.s)) { }
+      @\rlap{\textnormal{\textit{//}}}@    : s(std::move(x.s)) { }
   C& operator=(const C& x) { s = x.s; return *this; }
   C& operator=(C&& x) { s = static_cast<std::string&&>(x.s); return *this; }
-      @\rlap{\normalfont\itshape //}@                { s = std::move(x.s); return *this; }
+      @\rlap{\textnormal{\textit{//}}}@                { s = std::move(x.s); return *this; }
   ~C() { }
 };
 \end{codeblock}