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an "internal compiler error"


From: Bruno Haible
Subject: an "internal compiler error"
Date: Tue, 14 Feb 2023 11:09:59 +0100

I wrote:
> Well done, poke hackers: An input file with a couple of thousand
> opening braces or opening parentheses does not abort poke, but gets to the
> input prompt:
> 
> (poke) .load /home/bruno/foo.pk
> /home/bruno/foo.pk:63:39: error: memory exhausted
> {{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{
>                                       ^
> (poke) 

But in this case it's not so well done. Seen with poke-3.0:

$ poke -l /tmp/fuzz1.pk 
1:1: internal compiler error: input buffer overflow, can't enlarge buffer 
because scanner uses REJECT
Important information has been dumped in /tmp/pokecyGfH0.
Please attach it to a bug report and send it to poke-devel@gnu.org.
Aborted

Credit: AFL++4.00.c

Attachment: fuzz1.pk
Description: application/tex-pk

Attachment: pokecyGfH0
Description: Text document


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