GNU bug report logs - #5365
23.1.91; Wrong type argument: keymapp, ("DEAD" . 35215396)

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Message #22 received at 5365 <at> debbugs.gnu.org (full text, mbox):

From: Chong Yidong <cyd <at> stupidchicken.com>
To: Sven Joachim <svenjoac <at> gmx.de>
Cc: Stefan Monnier <monnier <at> iro.umontreal.ca>, 5365 <at> debbugs.gnu.org
Subject: Re: bug#5365: 23.1.91;
	Wrong type argument: keymapp, ("DEAD" . 35215396)
Date: Wed, 13 Jan 2010 12:11:29 -0500

Stefan Monnier <monnier <at> iro.umontreal.ca> writes:

>> | #4  0x081324a5 in get_keymap (object=140861614, error=1, autoload=1) at keymap.c:307
>> | #5  0x08132d32 in keymap_parent (keymap=140861614, autoload=1) at keymap.c:321
>> | #6  0x08132dc9 in Fkeymap_parent (keymap=140861614) at keymap.c:341
>> ...
>> | Lisp Backtrace:
>> | "keymap-parent" (0xffa14acc)
>> | "x-setup-function-keys" (0xffa14c34)
>> | "x-create-frame-with-faces" (0xffa14db4)
>> | "make-frame" (0xffa14f34)
>> | "frame-initialize" (0xffa150b4)
>> | "command-line" (0xffa15234)
>> | "normal-top-level" (0xffa15330)
>> | (gdb)
>
> OK, so if we trust your backtrace (if you compiled with optimizations,
> there's a good chance that some parts of the backtrace aren't to be
> trusted, tho the Lisp part is less likely to be invented), the above
> implies that we're looking at the (keymap-parent local-function-key-map)
> call in x-win.el's x-setup-function-keys.

Sven, could you verify this?  In GDB, do

  f 5
  p keymap
  p current_kboard->Vlocal_function_key_map

The two values should be the same.

Even if that's the case, I'm not sure why Vlocal_function_key_map is
getting garbage-collected, tho.

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