Re: problem with combining diacritcs in HTML5

On Sun, 7 Oct 2012, Leonardo Boiko wrote:

>> Inspecting the Courier New font, version 5.11, I noticed that
>> the advance width of the glyph for U+0332 (glyph uni0331)
>> is 1129 units. I think this explains it all. The advance width
>> should be 0.
>> And other fonts have the same problem, at least the following:
>> Courier, DejaVu Sans Mono,
>
> I found some DejaVu bug reports where a developer called
> Ben Laenen suggests the nonzero advance width is intentional

I wonder why. Other combining marks in DejaVu Sans Mono
do not have such a problem; see
 http://www.user.uni-hannover.de/nhtcapri/combining-marks.html

Especially the overline U+0305 works OK. Why not the underline?

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