bug#22812: 24.5: elisp manual about pcase

[Michael Heerdegen]

Eli Zaretskii <eliz@gnu.org> writes:

> > Works for me.  Did you enable lexical binding when testing?
>
> Should we add a comment to the manual with this caveat?

There is one, quite before the example:

> Here is an example of using ‘pcase’ to implement a simple interpreter
> for a little expression language (note that this example requires
> lexical binding, *note Lexical Binding::): [...]


Michael.