bug#36068: 27.0.50; Warning: unescaped character literals `?)' detected, `?\)' expected!

[Andreas Schwab]

On Jun 03 2019, Eli Zaretskii <eliz@gnu.org> wrote:

>> From: npostavs@gmail.com
>> Date: Mon, 03 Jun 2019 09:50:47 -0400
>> Cc: 36068@debbugs.gnu.org, Noam Postavsky <npostavs@gmail.com>
>> 
>> Ah, I think the problem can be triggered any time you `read' an unescaped
>> literal outside of `load'.  E.g., from emacs -Q:
>> 
>>     M-: (read "?)") RET
>> 
>> or even just
>> 
>>     M-: ?) RET
>> 
>> Now any byte-compilation will report unescaped `?)'.
>
> Maybe we should forcefully set it to nil at top level?

But how can load_warn_unescaped_character_literals be called while
lread--unescaped-character-literals is not let-bound?

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."