Subject: bug#17484: 24.3.91; Emacs Pretest (emacs-24.3.91.tar.xz) freeze

From: Daimrod <[email-masked]>
Date: Wed, 14 May 2014 23:47:14 +0900

Stefan Monnier <[email-masked]> writes:

>> gdb) xbacktrace
>> "avl-tree-delete" (0xffff54b0)
>> "byte-code" (0xffff55a0)
>> "byte-code" (0xffff5760)
>> "org-element--cache-process-request" (0xffff5990)
>> "byte-code" (0xffff5aa0)
>> "org-element--cache-sync" (0xffff5ce0)
>> "org-element-at-point" (0xffff5e00)
>> "byte-code" (0xffff60d0)
>> "org-adaptive-fill-function" (0xffff6300)
>> "fill-match-adaptive-prefix" (0xffff6480)
>> "fill-context-prefix" (0xffff6620)
>> "adaptive-wrap-fill-context-prefix" (0xffff67d0)
>> "adaptive-wrap-prefix-function" (0xffff6a18)
>> "run-hook-with-args" (0xffff6a10)
>> 0x4d89f80 PVEC_COMPILED
>> "funcall" (0xffff6b30)
>> "jit-lock-fontify-now" (0xffff6e38)
>> "jit-lock-function" (0xffff6fc8)
>> "vertical-motion" (0xffffdca8)
>> "end-of-visual-line" (0xffffde08)
>> "call-interactively" (0xffffdfc0)
>> "org-end-of-line" (0xffffe198)
>> "call-interactively" (0xffffe350)
>> "command-execute" (0xffffe478)
>
>> I wonder if it is because `org-adaptive-fill-function' doesn't mix well
>> with `adaptive-wrap-prefix-mode'...
>
> As mentioned earlier, the immediate problem is that
> org-adaptive-fill-function does not terminate (or at least takes too
> long to terminate).

Ok.

> Now, one reason why this might happen here is that
> adaptive-wrap-prefix-mode calls org-adaptive-fill-function everywhere,
> so it might be called in places where it usually (i.e. when
> adaptive-wrap-prefix-mode isn't in use) isn't triggered.

Is there a way to disable the effect of `inhibit-quit' in `jit-lock' so
C-g interrupt again in order to get an elisp-backtrace with
`debug-on-quit'.

Otherwise, what's the best way to debug this? Looking closer at
`org-adaptive-fill-function'?

-- 
Daimrod/Greg