GNU bug report logs - #18438
24.4.50; assertion failed in bidi.c

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Message #214 received at 18438 <at> debbugs.gnu.org (full text, mbox):

From: Ivan Shmakov <ivan <at> siamics.net>
To: 18438 <at> debbugs.gnu.org
Subject: Re: bug#18438: 24.4.50; assertion failed in bidi.c
Date: Mon, 20 Oct 2014 19:35:01 +0000

>>>>> Eli Zaretskii <eliz <at> gnu.org> writes:
>>>>> From: Eli Zaretskii <eliz <at> gnu.org>

 >> IOW, these all exhibit the same bug, just in different places in the
 >> Emacs sources.

 > One possible cause that can explain all of these is that the CPU
 > flags are reset between the comparison instruction and the following
 > jump instruction.  For example, if the Zero flag is reset, then a
 > test for a NULL pointer will misbehave.

 > Can anyone think of a scenario where this could happen?

	For me, it’s much easier to imagine a misbehaving compiler here.
	Is there a chance of getting a disassembly at the points of
	interest?

[…]

-- 
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