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Re: Bug#576944: Alignment issues

clone 576944 -1
reassign -1 g++
tag 576944 + pending

On Sat, Apr 10, 2010 at 05:22:45PM +0200, Luca Niccoli wrote:
> I've recently submitted bug #576944 and could use some help to trace
> it down better, and understand if it's really a bug.
> Some more things I've noticed:
> If I set /proc/cpu/alignment to 0 (ignore) or 3 (fixup+warn) I see
> three alignment traps each time _xapian.so is loaded (with
> update-apt-xapian-index or axi-cache); if I set it to 1 (warn), I see
> more than 50 of them.
> I don't understand why this should happen.
> I can either fixup or ignore the traps, both update-apt-xapian-index
> and axi-cache seem to work - and the databases in
> /var/lib/apt-xapian-index don't show sign of corruption.
> If I add -g to g++ flags, the two unaligned relocation entries
> disappear (they don't just get aligned)
> Is this actually a bug?
> If it is, whose bug is it?

John Reiser says "g++" in a reply not cc:-ed to the bug:


I think he's right, so cloning the bug and assigning the copy to g++.

I'm OK with adding "-g" to xapian-bindings' debian/rules as a workaround, so
keeping 576944 to track that (have committed this change, will include in


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