GNU bug report logs -
#9760
24.0.50; crash
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Reported by: rms <at> gnu.org
Date: Fri, 14 Oct 2011 21:43:01 UTC
Severity: normal
Found in version 24.0.50
Done: Eli Zaretskii <eliz <at> gnu.org>
Bug is archived. No further changes may be made.
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> Date: Sun, 16 Oct 2011 07:19:48 -0400
> From: Richard Stallman <rms <at> gnu.org>
> CC: 9760 <at> debbugs.gnu.org
>
> > #0 0x0043ff40 in set_cursor_from_row (w=0x8ee928, row=0xc558cc,
> > matrix=0x8eef58, delta=0, delta_bytes=0, dy=0, dvpos=0) at xdisp.c:13693
>
> Line 13693 of xdisp.c is this:
>
> while (/* not marched to end of glyph row */
>
> This cannot possibly crash.
>
> It must be an optimization weirdness, because I have not updated that source
> file since compiling. I updated and recompiled specifically to reproduce
> this in the latest sources.
>
> It crashes with SEGV.
>
> I can recompile with -O0 if that helps.
Yes, please. Backtraces from optimized builds are useless for
debugging.
This bug report was last modified 13 years and 224 days ago.
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