bug#18438: 24.4.50; assertion failed in bidi.c

[Ivan Shmakov]

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