bug#40323: 28.0.50; error in process filter: Invalid search bound (wrong side of point)

[Andreas Schwab]

On Mär 30 2020, Noam Postavsky wrote:

> Jacob Lagares Pozo <jlagarespo@iebesalu.cat> writes:
>
>> Debugger entered--Lisp error: (error "Invalid search bound (wrong side of 
>> point)")
>>   re-search-forward("\33\\[[0-?]*[ -/]*[@-~]" #<marker at 1 in *Async Shell 
>> Command*> t)
>>   ansi-color-apply-on-region(#<marker at 152 in *Async Shell Command*> 
>> #<marker at 1 in *Async Shell Command*>)
>>   ansi-color-process-output("[03/29/20, 16:21:53:387] info: [FOCUS-EVENT] 
>> Clien...")
>>   run-hook-with-args(ansi-color-process-output "[03/29/20, 16:21:53:387] 
>> info: [FOCUS-EVENT] Clien...")
>>   comint-output-filter(#<process Shell> "[03/29/20, 16:21:53:387] info: 
>> [FOCUS-EVENT] Clien...")
>
> It looks like the start and end markers are the wrong way around.  Does
> the patch below help?  If yes, the next question would be how they got
> that way.  Perhaps that indicates a problem in comint.el?

Or another filter has moved the process mark.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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