[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Emacs crashes accidentally

From: Andreas Schwab
Subject: Re: Emacs crashes accidentally
Date: Fri, 08 Sep 2006 10:49:16 +0200
User-agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.0.50 (gnu/linux)

"Herbert Euler" <address@hidden> writes:

> PRINT_STRING calls STROUT in this way:
> (print.c, version, line 505-508)
>     /* strout is safe for output to a frame (echo area) or to
> print_buffer. */
>     strout (SDATA (string),
>             chars, SBYTES (string),
>             printcharfun, STRING_MULTIBYTE (string));
> "SDATA (string)" shall be 0x243d8ac (see also result of P *$ in gdb),
> but value of the first argument (PTR) of STROUT is 0x2469648.
> This is the reason why Emacs crashed.
> But, why did this happen?  Memory leak?

Looks like a GC violation.  See the comment for message_nolog:

   This may GC (insert may run before/after change hooks),
   so the buffer M must NOT point to a Lisp string.  */

Can you find out whether GC was called during the call to message_nolog
in strout?


Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

reply via email to

[Prev in Thread] Current Thread [Next in Thread]