Subject: bug#38407: 27.0.50; infinite loop with display of large file without newlines

From: Dmitry Gutov <[email-masked]>
Date: Fri, 29 Nov 2019 15:48:14 +0200

On 29.11.2019 13:48, Phil Sainty wrote:
> * Using M-: (setq-local bidi-inhibit-bpa t) in json-mode (i.e. without
>    using so-long) likewise makes things a great deal faster (but the
>    combination with so-long is better still)

Interesting!

Should we consider setting this value in `prog-mode`, then? For all its 
derivatives.

And in compilation-mode, where it would make the most difference for me 
personally.

I think in all of these cases we're unlikely to see bidirectional text.