Subject: bug#18403: 24.4.50; emacsclient sometimes hangs on exit with Lucid GUI client

From: Paul Eggert <[email-masked]>
Date: Sun, 07 Sep 2014 00:25:44 -0700

I took a brief look at this and my guess is that it's the new frame 
code, in that server-handle-delete-frame never gets around to calling 
delete-process.  Perhaps you could bisect to see which revision 
introduced the bug?