From: Noam Postavsky <npostavs@users.sourceforge.net>
To: Hariharan Rangasamy <hariharanrangasamy@gmail.com>
Cc: 29710@debbugs.gnu.org
Subject: bug#29710: Emacs becomes unresponsive when typing brackets (haskell-mode)
Date: Thu, 14 Dec 2017 14:24:09 -0500 [thread overview]
Message-ID: <CAM-tV--zJ2bqjO15eyNyKcxaxfXtAxqA60zha1-yTYFYN+B8Ag@mail.gmail.com> (raw)
In-Reply-To: <CAGkYVKmFgTFk00SLufnB4kkQiRBaywdy79hE5Aun=fiaNWCJbg@mail.gmail.com>
On Thu, Dec 14, 2017 at 12:05 PM, Hariharan Rangasamy
<hariharanrangasamy@gmail.com> wrote:
> Emacs becomes unresponsive when typing {-[]-} when both haskell mode and
> electric pair mode are enabled.
>
> Install haskell mode from https://github.com/haskell/haskell-mode
>
> * emacs -Q
> * enable electric-pair-mode
> * enable haskell mode in scratch buffer
> * type {--}
> * try to input brackets
> {-[]-}
>
> On pressing [ emacs becomes unresponsive, the mouse pointer rotates
> continuously. On giving C-g repeatedly, the brackets are inserted and
> emacs becomes responsive again. Also when i send SIGUSR2 signal emacs
> becomes responsive.
>
> The bug was posted in
> https://www.reddit.com/r/emacs/comments/7jb4qu/bug_with_haskellmode_and_electricpairmode_doesnt/
> In the original post the user mentioned emacs was crashing but i was
> able to reproduce the emacs hang only.
>
> I was able to reproduce this issue easily on two different systems.
> Let me know if you are unable to reproduce the issue or if you need
> more info.
I can reproduce also in 25.3, not in 24.5. Probably same issue as
Bug#23443, i.e., electric-pair-mode needs to clear the cache after it
finishes messing with the syntax table.
next prev parent reply other threads:[~2017-12-14 19:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-14 17:05 bug#29710: Emacs becomes unresponsive when typing brackets (haskell-mode) Hariharan Rangasamy
2017-12-14 19:24 ` Noam Postavsky [this message]
2017-12-15 2:31 ` Noam Postavsky
2017-12-15 3:32 ` Hariharan Rangasamy
2017-12-15 8:54 ` Eli Zaretskii
2017-12-17 2:05 ` Noam Postavsky
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