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Re: #<EMACS BUG: INVALID DATATYPE (0x01) Save your buffers immediately a


From: Philipp Stephani
Subject: Re: #<EMACS BUG: INVALID DATATYPE (0x01) Save your buffers immediately and please report this bug>
Date: Sun, 28 Apr 2019 11:34:43 +0200

Am Sa., 27. Apr. 2019 um 22:18 Uhr schrieb Jean Louis <address@hidden>:
>
> I was using the module emacs-libpq for months
> without problem. Reference:
> https://github.com/anse1/emacs-libpq/issues/9
>
> Now I have upgraded to the latest development
> version of Emacs and am getting this bug below.
>
> (["tlds_id" "integer" "nextval('tlds_tlds_id_seq'::regclass)" "" 1 #<EMACS 
> BUG: INVALID DATATYPE (0x01) Save your buffers immediately and please report 
> this bug> "" #<EMACS BUG: INVALID DATATYPE (0x01) Save your buffers 
> immediately and please report this bug> #<EMACS BUG: INVALID DATATYPE (0x01) 
> Save your buffers immediately and please report this bug> "p" #<EMACS BUG: 
> INVALID DATATYPE (0x01) Save your buffers immediately and please report this 
> bug> "ID"] ["tlds_tld" "text" #<EMACS BUG: INVALID DATATYPE (0x01) Save your 
> buffers immediately and please report this bug> "" 2 #<EMACS BUG: INVALID 
> DATATYPE (0x01) Save your buffers immediately and please report this bug> "" 
> #<EMACS BUG: INVALID DATATYPE (0x01) Save your buffers immediately and please 
> report this bug> #<EMACS BUG: INVALID DATATYPE (0x01) Save your buffers 
> immediately and please report this bug> "x
>
> Not even "SELECT 1" I can do without this bug
> appearing.
>
> If somebody have a clue, let me know.


Can you try running Emacs with the --module-assertions option?

Without investigating in detail, the code at
https://github.com/anse1/emacs-libpq/blob/master/pq.c#L325-L326 is
clearly buggy, see https://phst.eu/emacs-modules#value-lifetime.



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