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Re: Performance degradation from long lines

From: Gemini Lasswell
Subject: Re: Performance degradation from long lines
Date: Fri, 26 Oct 2018 09:05:44 -0700
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.50 (gnu/linux)

Ihor Radchenko <address@hidden> writes:

> I would like to point out that the long line problem also exists for
> non-file buffers.
> Specifically, evaluating debug-on-entry for org-mode buffer parsing
> functions often leads to ridiculously long lines (pretty much the whole
> buffer is transformed into a single line), which takes forever to
> display.
> find-file-literally does not help with this problem at all.

Have you tried debugging org-mode with an Emacs built from master?  I've
made several improvements to the *Backtrace* buffers in master,
including doing a much better job of abbreviating the printing of very
large data structures, so that lines don't get so ridiculously long.

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