|Subject:||bug#25156: 26.0.50; `describe-text-properties' hangs with 100% cpu usage when property is a char-table|
|Date:||Sat, 10 Dec 2016 23:03:07 +0800|
> From: Peter Wang <address@hidden>
> Date: Sat, 10 Dec 2016 21:59:32 +0800
> I came across the problem when I was using `C-u C-x =' on a SLIME
> presentation. After some debugging, I found out the cause of the
> problem. Here is it:
> In a slime REPL buffer, when the evaluation result is rendered, SLIME
> adds text properties using `slime-add-presentation-
> of the text properties is a syntax-table `slime-presentation-syntax-
> `C-u C-x =' calls `(describe-char (point))', which in turn calls
> `describe-text-properties', which hangs with 100% cpu usage.
> I think a possible fix could be done in `describe-property-list', adding
> a case in cond to handle the type of syntax-table, something like:
Thanks. Could you perhaps prepare a small test case for this problem?
It would help understanding the underlying problem, and possibly also
serve as a beginning of a test for our test suite.
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