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bug#7952: 24.0.50; crash in find_interval
From: |
Andreas Schwab |
Subject: |
bug#7952: 24.0.50; crash in find_interval |
Date: |
Sat, 19 Mar 2011 13:14:48 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux) |
Eli Zaretskii <eliz@gnu.org> writes:
> There's nothing in this code that modifies `tree' in any way. (I even
> disassembled the code to make sure.) So how come a non-NULL value
> becomes NULL here?
It isn't, otherwise you would get a crash.
> Since this value is passed in a register by the caller and kept in a
> register from the very beginning of the function, not even some
> missing GCPRO somewhere could explain this. What am I missing?
Probably your toolchain is too old to be able to produce complete unwind
information. Try setting a breakpoint at the abort line to get a better
picture.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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