bug#7728: 24.0.50; GDB backtrace from abort

[Andreas Schwab]

Eli Zaretskii <eliz@gnu.org> writes:

> So it looks like somehow we get into selected_window a value that is
> not a window.  I'm guessing it was nil in this case.

There is exactly one place where selected_window can be nil:

/* Note that selected_window can be nil when this is called from
   Fset_window_configuration.  */

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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