Re: comint-interrupt-subjob not quite working

[Rusi]

On Friday, September 4, 2015 at 7:31:57 PM UTC+5:30, Rusi wrote:
> I have a comint-mode running gofer (tiny version of Haskell)
> 
> When the output is large I get
> error in process filter: Invalid regexp: "Regular expression too big"
> error in process filter: comint-output-filter: Invalid regexp: "Regular 
> expression too big"
> 
> repeated 100s of times (in *Messages* )
> 
> C-c C-c (comint-interrupt-subjob) has no effect
> 
> Now if gofer is run outside emacs C-c works and interrupts it correctly
> Likewise if run under emacs if there is nothing untoward happening emacs
> passes on the interrupt correctly
> 
> However if there is this runaway behavior then emacs stops passing it to 
> inferior
> process
> 
> Killing gofer from outside gives back control to emacs

And now (setq comint-prompt-regexp "")
makes emacs dump core but cant reliably reproduce.

So what should it be if the prompt is "? " (at bol of course)?