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bug#8657: 24.0.50; Emacs code that seems to use `*-single-char-property-


From: Katsumi Yamaoka
Subject: bug#8657: 24.0.50; Emacs code that seems to use `*-single-char-property-change' incorrectly
Date: Tue, 07 Feb 2012 15:34:01 +0900
User-agent: Gnus/5.130002 (真 Gnus v0.2) Emacs/24.0.93 (i686-pc-cygwin)

Chong Yidong wrote:
> Katsumi Yamaoka <yamaoka@jpl.org> writes:

>> But in XEmacs next-single-char-property-change will return nil
>> if no property change is found.

> Ah OK, thanks for checking.

>> So I've modified the gnus-sum.el code into:
>>
>>   (if (featurep 'xemacs)
>>       (or (next-single-char-property-change end 'invisible)
>>           (point-max))
>>     (next-single-char-property-change end 'invisible))

> I suggest just restoring the old code, and adding a comment about why
> the `or' is there.

Ok.  Done.





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