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From: Chong Yidong <cyd@stupidchicken.com>
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Subject: Re: segfault when using XIM with multi-tty on gnu/linux
Date: Sat, 13 Dec 2008 00:55:03 -0500
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> Is the call to XCloseIM() in xim_close_dpy (xterm.c:8316) necessary?
> Since if we HAVE_X11R6_XIM, xim_destroy_callback is called, and it
> claims there is no need to call XCloseIM (xterm.c:8143). A small patch
> is attached that changes the logic of xim_close_dpy slightly to call
> XCloseIM iff HAVE_XIM && !HAVE_X11R6_XIM. This fixes the segfault
> here.

I reverted your patch, as it was causing a memory leak.

> Steps to reproduce:
>  1. start emacs -nw
>  2. have XIM active for your X session (run scim -d)
>  3. start X11-capable emacs frame with emacsclient -c
>  4. close the X11 emacs frame
>  5. segfault with error 

I can't reproduce this bug, even now that Emacs calls XCloseIM.  Do you
still see the segfault?