[PATCH] Readline: Cleanup some warnings

[Eli Zaretskii]

> From: Tom Tromey <tom@tromey.com>
> Cc: Tom Tromey <tom@tromey.com>,  palves@redhat.com,  gdb-patches@sourceware.org
> Date: Tue, 19 Mar 2019 10:04:48 -0600
> 
> >> I still don't really know what to do about the readline-related hack in
> >> the mingw gdb_select.  I'd like to remove it, but I can't test it and I
> >> don't know whether it's still needed.
> 
> Eli> Can someone point me to the PR that led to that hack?  I'd like to see
> Eli> what happens in that use case and why is this code needed to solve it.
> Eli> (I tried "git annotate", but that didn't tell me anything interesting
> Eli> about the history of that snippet.  Apologies if I missed something.)
> 
> All I know is what annotate says.  The commit message is appended.

Yes, thanks.  I've seen that, of course, but the log is uninformative.

> Here's the gdb-patches thread about it:
> 
> https://sourceware.org/ml/gdb-patches/2008-02/msg00423.html

Thanks, I will study that.  Hopefully, it will allow me to understand
more about the issue.