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bug#18764: 24.4; electric-indent in *scratch* signals an error
From: |
Noam Postavsky |
Subject: |
bug#18764: 24.4; electric-indent in *scratch* signals an error |
Date: |
Thu, 14 Jun 2018 22:34:35 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) |
tags 18764 + confirmed
found 18764 26.1
quit
Eli Zaretskii <eliz@gnu.org> writes:
> In "emacs -Q":
>
> 1) Insert the following long sequence of left parens followed by a somewhat
> shorter sequence of right parens:
Specifically, the sequence of left parens must be more than 100, to hit
this limit:
static void
scan_sexps_forward(...)
{...
struct level levelstart[100];
struct level *curlevel = levelstart;
struct level *endlevel = levelstart + 100;
...
case Sopen:
...
if (++curlevel == endlevel)
curlevel--; /* error ("Nesting too deep for parser"); */
and a sequence of 100 close parens so that the curlevel stack will be
completely popped:
case Sclose:
...
if (curlevel != levelstart)
curlevel--;
In this case parse-partial-sexp will have the right depth, but
incorrectly have nil for element 2 "character address of start of last
complete sexp terminated."
Not sure exactly what to do about this though. Maybe parse-partial-sexp
should (optionally?) signal an error when the curlevel stack overflows?
- bug#18764: 24.4; electric-indent in *scratch* signals an error,
Noam Postavsky <=
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Eli Zaretskii, 2018/06/16
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Noam Postavsky, 2018/06/16
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Eli Zaretskii, 2018/06/16
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Noam Postavsky, 2018/06/16
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Eli Zaretskii, 2018/06/16
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Dmitry Gutov, 2018/06/18
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Eli Zaretskii, 2018/06/18
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Noam Postavsky, 2018/06/20
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Eli Zaretskii, 2018/06/21
- bug#18764: 24.4; electric-indent in *scratch* signals an error, Noam Postavsky, 2018/06/23