[HarfBuzz] Display issue with DejaVu Sans Mono font

[Eli Zaretskii]

> From: Khaled Hosny <dr.khaled.hosny at gmail.com>
> Date: Mon, 19 Aug 2019 01:05:51 +0200
> Cc: Harfbuzz <harfbuzz at lists.freedesktop.org>
> 
> > So this is indeed some problem with that particular font?
> 
> It is partly a font issue (missing anchors and combining marks default position to the left of base glyph), and partly HarfBuzz design decision of preferring composed forms. See https://github.com/harfbuzz/harfbuzz/issues/653.

Thanks for the pointer.